why do we need to avoid sharp corner in material structure design?
Answers
Answer: You need to avoid it so you don't get hurt badly
Explanation: You might stub your toe so bad that you wake up your guardian by how loud you were screaming
Sharp corners in material structure design can lead to stress concentration, which can result in the initiation and propagation of cracks.
When a material is subjected to an applied load, the stress is greatest in locations where the shape or geometry changes, such as a sharp corner. This might cause the material to suffer localised stresses that are significantly higher than the normal stress level, resulting in the formation of a crack at the corner.
When a crack begins at a sharp corner, it can rapidly travel into the material, especially if the material has low fracture toughness or the loading conditions are severe. This might cause the material to fail prematurely, which can be disastrous in some applications.
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Related Questions
The image shows two different islands and the relative distance to the nearest mainland. Based on the theory of island biogeography, which of the following best predicts the effect of the introduction of an invasive species on Easter Island compared to Madagascar?answer choicesThe native species on Easter Island are more likely to survive because the island is further from the mainland.The native species on Easter Island are more likely to survive because the island is so small that there will be limited space for an invasive species to colonize.The native species on Madagascar are more likely to survive because the island is larger and provides a greater diversity of habitats and resources.The native species on Madagascar are more likely to survive because the temperature in the Indian Ocean is warmer than that of the Pacific Ocean.
Answers
Based on the theory of island biogeography, Madagascar is a larger island with a wider variety of habitats and resources, native species there have a higher chance of surviving.
What is explained by the island biogeography theory?According to the island biogeography theory, an island's size and degree of isolation have an impact on its biodiversity and species composition. There are more species on larger, less isolated islands than there are on smaller, more isolated islands. The equilibrium model of island biogeography, which forms the basis of the theory, predicts that an island's species diversity is positively correlated with its size but negatively correlated with its distance from the mainland. It consists of mountain ranges, a lake encircled by a desert, a small area of forest, or even a national park. The hypothesis offers a framework for explaining the diversity and singularity of species, both plant and animal, that can be found in a remote place.
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A008) Stratovolcanoes - Mt. Saint Helens, WA. Turn on the Mt. Saint Helens Volcanic Features overlay. Use the Ruler tool to determine the greatest distance (in km) affected by the lateral blast of the May 18, 1980 eruption 98-101 km
16-21 km
40-44 km
22-28 km
Answers
The greatest distance affected by the lateral blast of the May 18, 1980 eruption of Mt. Saint Helens was 40-44 km.
The eruption of Mount Saint Helens on May 18, 1980, was a catastrophic event that resulted in significant devastation over a wide area. The lateral blast was one of the most destructive aspects of the eruption. It was a powerful explosion that occurred when the north side of the volcano collapsed, releasing a massive amount of debris, ash, and gases.
The lateral blast of the eruption was a high-speed, ground-hugging cloud of hot gas, ash, and rock fragments that moved rapidly away from the volcano. It leveled forests, stripped trees of their branches, and caused widespread destruction in its path. The lateral blast traveled in multiple directions, with the most intense impact directed toward the north-northeast.
Using the Ruler tool and the Mt. Saint Helens Volcanic Features overlay, it has been determined that the greatest distance affected by the lateral blast of the May 18, 1980 eruption was between 40 and 44 km. This indicates the approximate range within which the devastating impact of the lateral blast extended from the volcano.
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2. In what situations might ecologists choose to do an actual count of every individual in a population (census) rather than use the capture-mark-recapture method?
Answers
Censuses are preferable over capture-mark-recapture in small populations, when habitat quality changes significantly, or for specific life stages, ensuring more accurate population estimates.
Ecologists might prefer an actual count of every individual in a population (census) rather than using the capture-mark-recapture method in the following situations: Small population sizes: When the population is small, ecologists might choose to use a census rather than the capture-mark-recapture method because of the small sample size. If the sample size is too small, then the precision of the estimates becomes weak.
In such instances, the probability of animals being recaptured may be too small, causing imprecise estimates. Changes in habitat quality: A capture-mark-recapture method is an excellent tool for comparing population estimates between different years, but it cannot capture any changes in the habitat. The population estimate becomes questionable if the habitat has undergone significant changes between the capture periods.
For example, a census would be the most effective method for detecting a change in the population of a migratory bird species caused by habitat loss or disturbance, while the capture-mark-recapture method would be unsuitable. Example: Say that a particular bird species population is being monitored over time with the capture-mark-recapture method.
The population of the birds increased due to an increase in the food supply, but during the same period, a group of trees that provided shelter for these birds were destroyed by a forest fire. The bird population size estimate obtained through the capture-mark-recapture method would not account for the destruction of the trees and therefore would be invalid.
Specific life stages: When dealing with particular life stages or sizes of the population, a census may be necessary. For example, during the breeding season, migratory birds form colonies, which makes it hard to capture them using the capture-mark-recapture method. In such situations, it may be more effective to do a census.
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(a) Present a real-world case study highlighting a moral issue of global concern. You should identify relevant ethical considerations for discussion. (10 marks)
(b) Give a personal response to the ethical issue(s) in (a) by responding to the question of "Why do good?". You should make a claim and explain what doing good means (use "should/ought" and underline your claim). (10 marks)
(c) Demonstrate ethical reasoning by providing reasons to support your claim in (b). You must give 2 reasons (number your reasons) and apply an ethical theory you have learned in this course to support each of your reasons (i.e., reason 1 supported by theory 1; reason 2, supported by theory 2) (50 marks)
(d) Discuss possible constraints or limitations to both of the theories you have applied (i.e., 1 constraint/limitation to each theory; total 2 constraints/limitations). They must be discussed within the context of this case study.
Answers
(a) One real-world case study highlighting a moral issue of global concern is the exploitation of sweatshop labor in the garment industry. This practice involves employing workers, often in developing countries, under harsh conditions, low wages, and long hours. The relevant ethical considerations include:
Human rights: Sweatshop labor raises concerns about the violation of basic human rights, such as fair wages, safe working conditions, and reasonable working hours.Economic justice: The exploitation of sweatshop labor perpetuates economic inequality, as workers are denied their fair share of the profits generated by multinational corporations.Worker well-being: Sweatshop labor contributes to physical and mental health risks for workers, including exposure to hazardous substances, workplace accidents, and excessive stress.(b) In response to the ethical issues raised by sweatshop labor, one should actively strive to promote fair labor practices and protect the rights and well-being of workers. Doing good means recognizing the inherent value and dignity of every individual and taking action to ensure they are treated with fairness and respect.
(c) Reasons supporting the claim that one should actively promote fair labor practices and protect worker rights are as follows:
1. Utilitarianism: According to utilitarianism, the morally right action is the one that maximizes overall happiness or well-being. By promoting fair labor practices, we enhance the well-being of workers by ensuring they receive fair wages, safe working conditions, and reasonable hours. This leads to a more just and equitable society overall, increasing overall happiness.
2. Rights-based ethics: Rights-based ethics, such as the theory of human rights, emphasizes the inherent dignity and worth of every individual. Sweatshop labor violates basic human rights, and by actively working to eradicate such practices, we uphold the fundamental rights of workers, including the right to fair treatment, just wages, and safe working conditions.
(d) Constraints or limitations to the theories applied:
1. Utilitarianism: One limitation of utilitarianism is the challenge of accurately quantifying and measuring happiness or well-being. It can be difficult to assess the overall consequences of promoting fair labor practices, especially considering the complex and interconnected nature of global supply chains. Additionally, utilitarianism may prioritize the majority's well-being over the minority's rights, potentially neglecting the rights of marginalized groups.
2. Rights-based ethics: While rights-based ethics provides a strong foundation for defending the rights of workers, conflicts between different rights can arise. Balancing the rights of workers with other competing rights, such as the rights of businesses to operate freely, can be challenging. Additionally, the universality of human rights can be questioned in cultural contexts where different values and norms are prevalent.
The exploitation of sweatshop labor in the garment industry raises significant ethical concerns related to human rights, economic justice, and worker well-being. By actively promoting fair labor practices and protecting worker rights, individuals can contribute to a more just and equitable society, guided by ethical theories such as utilitarianism and rights-based ethics. However, both theories have constraints and limitations that should be considered within the complex realities of the case study.
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A 50-foot ladder is leaning against the side of a building and is positioned such that the base of the ladder is 30 feet from the base of the building. How far above the ground is the point where the ladder touches the building?
Answers
To find the distance above the ground where the ladder touches the building, we can use the Pythagorean theorem, which relates the lengths of the sides of a right triangle.
In this case, the ladder forms the hypotenuse of the right triangle, the distance above the ground is the height of the triangle, and the distance from the base of the ladder to the base of the building is the base of the triangle.
According to the Pythagorean theorem:
hypotenuse^2 = base^2 + height^2
In our scenario:
50^2 = 30^2 + height^2
Simplifying the equation:
2500 = 900 + height^2
Subtracting 900 from both sides:
height^2 = 1600
Taking the square root of both sides:
height = √1600
height = 40 feet
Therefore, the point where the ladder touches the building is 40 feet above the ground.
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On earth, natural systems constantly respond to change through feedback loops. More specifically, changes made to the inputs of matter and energy of a system can affect how they behave and flow within the system. This system-wide response can then either amplify the initial changes made to the system or dampen, or correct, the initial changes made to the system. Examples of feedback loops are prevalent in a variety of environmental issues. One common example is the melting of sea ice due to increased atmospheric temperatures on earth. As seen in the illustration, human activities, such as the burning of fossil fuels, initially increase atmospheric temperatures on earth (1). As a result, arctic ice begins to melt (2). As the white, reflective ice disappears over time, more of the darker ocean water is exposed, absorbing more and more heat (3). This further increases, or amplifies, atmospheric temperatures (4). Thus, after just one cycle of this feedback loop, the change initially made to this system ultimately increases, because atmospheric temperatures changefurther in the same direction . Which feedback loop best describes this example
Answers
The feedback loop that best describes the example of the melting of sea ice due to increased atmospheric temperatures on earth is positive feedback loop.
A feedback loop is defined as a system process where the output is fed back to the input. Feedback loops are two types: positive feedback loops and negative feedback loops.Positive feedback loopIn a positive feedback loop, the system output is magnified to increase its input signal. This type of feedback loop leads to a snowball effect where a small change in the system output results in an amplified effect.
Positive feedback loops occur when a change in an environmental condition amplifies or increases an initial process or change. The best example of a positive feedback loop is the melting of sea ice due to increased atmospheric temperatures on earth. In this example, human activities, such as the burning of fossil fuels, initially increase atmospheric temperatures on earth.
As a result, arctic ice begins to melt. As the white, reflective ice disappears over time, more of the darker ocean water is exposed, absorbing more and more heat. This further increases, or amplifies, atmospheric temperatures, ultimately causing more arctic ice to melt. The loop will continue to run and amplify the initial change in the system, which is the increase in atmospheric temperature.
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a continental polar air mass moves into an area. based on the characteristics of this type of air mass, which changes are most likely to happen in the area?(1 point)
Answers
A continental polar air mass moves into an area. based on the characteristics of this type of air mass, The temperature will decrease and humidity will increase.
What is continental polar air mass?
Additionally, air masses are classified according on whether they occur over land or sea. Maritime air masses are humid and originate over water. Dry continental air masses are produced over land.
Because it is cold and dry, the air mass that forms over northern Canada is known as a continental polar air mass. A maritime tropical air mass is one that develops over the Indian Ocean and is warm and humid.
On weather maps, air masses are categorized using two or three letters.
The amount of moisture in the air mass is denoted by a lowercase letter: m for marine (moist) and c for continental (dry).
E for equatorial, T for tropical, M for monsoon, P for polar, A for Arctic or Antarctica, and S for superior—a special circumstance with dry air generated by a strong downward motion of the atmosphere—are uppercase letters that describe the heat of the air mass.
The relationship between the earth and the air mass is represented by a lowercase letter: While w denotes an air mass that is warmer than the ground below it, k denotes an air mass that is colder than the ground.
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2. Explain the pattern and write the next two letters in the pattern.
A, B, E, J,
Answers
A _____ is the land across which water flows as it travels down to the lowest point in an area.
Answers
Answer: watershed
Explanation:
A stream or river that runs into another stream or river is called a a. tributary. b. meander. c. turbulent stream. d. gully. Please select the best answer from the choices provided O A O B С C OD
Answers
Answer:
tributary
Explanation:
I just did it Good luck! :D
Answer:
The answer is A, tributary.
Explanation:
b. Rank the states in the area shown according to the likelihood that each will have
problems caused by saltwater intrusion into aquifers due to sea-level rise. Explain
your ranking. (3 points)
Answers
Some of the states in America that are more likely to have problems caused by saltwater intrusion into aquifers due to sea-level rise are:
FloridaCaliforniaTexasLouisianaNew JerseyWhat causes the intrusion of saltwater?As sea levels rise, the intrusion of saltwater into coastal aquifers can become a significant problem for many states in America. Some states are more vulnerable than others due to their geology, hydrology, and other factors
It's worth noting that many other states could also experience problems with saltwater intrusion as sea levels continue to rise. However, the severity of the problem will depend on a variety of factors, including the state's geology, hydrology, and population density.
P.S: Your question is incomplete, but I gave you a general overview for a better understanding of the concept.
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The Indian climate is:
• dry & cold
• hot & wet
• mild & cool
• ranges from below 0 to over 100 degrees Fahrenheit
Answers
The Indian climate, in Asia continent is hot & wet. The Option B is correct.
How do we describe Indian climate?India can be divided into a number of regions In terms of climate. For the most part, it has a tropical climate which throughout most of the interior is a mixture of wet and dry tropical weather.
But in northern parts of the country, there is a humid tropical climate and along the western coast lies wet tropical areas. Stretching, in the country, is a semi-arid climate which also stretches across the north-west. Although images may bring to mind the heat of India, the country can also experience extreme cold.
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he map shows latitudes and longitudes for the state of North Carolina.
Which North Carolina city is located at approximately 36.0º N, 78.9º W?
Answers
Answer:
Answer :im doing the test now and i hope that its raleigh lolStep-by-step explanation:
Explanation:
It is a tropical cyclone that is formed in northwest pacific ocea affecting southeast asia,west philiphine sea and mostly japan
Answers
You are referring to a typhoon, which is a type of tropical cyclone that is formed in the northwest Pacific Ocean and affects Southeast Asia, the Philippines, and Japan in particular.
Typhoons typically form along the Intertropical Convergence Zone (ITCZ), where warm moist air rises, resulting in large thunderstorms and winds that can reach up to 200 mph. The typhoon season in the region typically runs from May to November, with peak activity occurring in the months of August and September.
Once a tropical depression has formed, the Japan Meteorological Agency (JMA) will classify it as a typhoon if it has maximum sustained winds of at least 17 meters per second (about 33 mph). The JMA will then assign the storm a name, typically based on the phonetic alphabet.
The storm will then be monitored and tracked by the agency. Depending on its intensity, the JMA will issue warnings and advisories to the public, such as evacuation orders.
Since your question is not complete, here is the full task:
a. Strong winds
b.Torrential rain
c. Typhoond. Severe damage
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The energy by the sun is arranged by the size of wave links on the _________________. That’s all it gave me and I don’t know help
Answers
Answer: Electromagnetic spectrum
Explanation: I believe this is the answer you are looking for I may be incorrect.
The people of the United States speak many different languages. According to the 2000 U.S. Census, approximately eighty-two percent of the population spoke English, eleven percent spoke Spanish, and seven percent spoke languages including Indo-European, Asian and Pacific Island, and other languages. Use the information in the paragraph above to create a chart that illustrates the languages spoken in the United States. Create your chart and indicate which type of chart you chose to make. Why are charts effective tools for organizing information?
Answers
Approximately 82% of people in the United States only spoke English, 11% only spoke Spanish, and 7% only spoke other languages, such as Indo-European, Asian, and Pacific Island languages.
Although there is no official federal language of the United States, American English, which is the most widely spoken language, serves as the country's de facto official language. Additionally, the vast majority of Americans (about 78.5%) speak it as their only language at home.
According to the American Community Survey (ACS) of the U.S. Census Bureau, many other languages are also spoken at home, especially Spanish (13.2% of the population). These include native languages and languages that immigrants from Europe, Africa, and Asia brought to the country.
The majority of people who speak these languages, however, are multilingual and also understand English. Despite the fact that 21.5% of Americans claim to speak a language other than English at home, just 8.2% really do so.
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What wavelength does POES use to detect fires?
Answers
The Polar Operational Environmental Satellites (POES) use the wavelength in the thermal infrared range, specifically around 3.9 µm (micrometers), to detect fires. This wavelength is sensitive to the heat emitted by fires, allowing the satellite to identify and monitor active fire events on Earth.
GOES-R is equipped with a variety of cutting-edge sensors and tools that can collect information on the atmospheric conditions, such as cloud cover, temperature, humidity, and wind patterns. Since this information is gathered almost instantly, forecasters are able to provide more precise and timely predictions regarding weather patterns, powerful storms, and other atmospheric events.
Advanced space weather sensors on POES-R allow it to monitor solar activity and how it affects the earth's atmosphere in addition to its photography capabilities. This can be used to foresee and lessen the effects of solar storms on satellite-dependent systems like communications and other systems.
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This was one of the first maps to show the considerable extent of the Western Hemisphere.
a. Ptolemy's map b. Ortelius' map
c. ibn Batuta's map d. Mercator's map e. al-Idrisi's map
Answers
The correct answer is "e. al-Idrisi's map". Al-Idrisi's map, also known as the Tabula Rogeriana, was one of the first maps to provide a comprehensive representation of the Western Hemisphere. It was created in the 12th century by the Muslim geographer Muhammad al-Idrisi for the Norman King Roger II of Sicily.
The map depicted a significant portion of the known world at that time, including the Western Hemisphere, Europe, Africa, and parts of Asia. It was highly advanced for its time and played a crucial role in expanding geographical knowledge during the Middle Ages.
Al-Idrisi's Tabula Rogeriana was created in the 12th century for the Norman King of Sicily, Roger II. The map was considered one of the most accurate and detailed maps of its time and was based on extensive knowledge from various sources such as Greek, Roman, Arab, and Chinese travelers and scholars.
The map was created using a cylindrical projection and divided into 70 sections, each with an accompanying description. It shows the Western Hemisphere in considerable detail, including the coastlines of North and South America and islands in the Caribbean. The map also depicts the Atlantic Ocean, Greenland, and parts of Europe, Asia, and Africa.
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What conclusions can you draw about limited governments
Answers
Limited governments typically prioritize individual freedoms and place constraints on the power and scope of the government. They tend to emphasize protection of individual rights, promote free markets, and limit government intervention in private affairs.
In a limited government, the power and authority of the government are restricted by a constitution or other legal framework. This ensures that the government cannot infringe upon the rights and liberties of its citizens. Limited governments often have checks and balances in place, such as separation of powers and an independent judiciary, to prevent the concentration of power.
Limited governments are generally associated with concepts such as democracy, rule of law, and respect for individual rights. They encourage economic freedom, entrepreneurship, and innovation by reducing government interference in the economy. Limited governments also promote civic engagement and allow individuals and communities to take responsibility for their own affairs.
However, it is important to note that the specific characteristics and policies of limited governments can vary across different countries and contexts. The balance between individual freedoms and collective responsibilities, as well as the extent of government intervention in areas such as public services and social welfare, can differ based on the particular political and social values of a society.
Overall, limited governments aim to strike a balance between providing essential services and safeguarding individual liberties, promoting an environment where individuals can thrive while ensuring that government power is kept in check.
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how do people get through school with out breaking down?
Answers
Answer:
1: Is this even a geography question?
2: This question has so many answers that no one in the word has time to answer. (If I am to make a rough estimate about how long it would take to provide every answer, I would say about a week without stopping for anything)
Explanation:
of you know southern and eastern asia geography please help
Answers
Answer:
1. Japan
2. India
3. South Korea
4. Vietnam
5. North Korea
6. China
A. Sea of Japan
B. South China Sea
C. Yellow Sea
D. Huang He
E. Bay of Bengal
F. Yangtze
G. Ganges River
H. Indian Ocean
Explanation:
Under numbers we have countries of Southern and Eastern Asia. The largest among them is China (6).
Under letters we have water surfaces, including rivers and oceans.
Answer:
the other guy is right
Explanation: give him brainliest because im du-mb
7. bearing in mind its climate and general character, which part of britain would you choose to live in? why? is it the same part that you would like to visit for a holiday? why (not)?
Answers
Answer:
North Wales
Explanation:
I have a friend that moved there and we have been pen pals since.
in what direction did the alpine glaciers filling these valleys on the west side of the park flow? g
Answers
Alpine glaciers filling the valleys on the west side of Yosemite National Park flowed in a generally southerly direction.
How to explain the informationThis is because the mountains on the west side of the park are oriented in a north-south direction, and the glaciers flowed downhill from the highest points in the mountains to the lowest points.
The glaciers also flowed in a southerly direction because the prevailing winds in the area are from the west, and these winds brought moisture to the mountains, which fell as snow. The snow accumulated over time and eventually formed glaciers.
The glaciers in Yosemite National Park reached their maximum extent during the last ice age, which ended about 12,000 years ago. At that time, the glaciers covered much of the park, including the valleys on the west side. As the climate warmed, the glaciers began to melt and retreat. Today, only a few small glaciers remain in the park.
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Write a reasonable generalization comparing the elevation of the eastern and western halves of North America.
Answers
Answer:
North America, the third-largest continent, extends from the tiny Aleutian Islands in the northwest to the Isthmus of Panama in the south. The continent includes the enormous island of Greenland in the northeast and the small island countries and territories that dot the Caribbean Sea and western North Atlantic Ocean. In the far north, the continent stretches halfway around the world, from Greenland to the Aleutians. But at Panama’s narrowest part, the continent is just 50 kilometers (31 miles) across.
Explanation:
pls pls help whoever gets it right gets a crown
Answers
Answer:
Mercury and Mars
Explanation:
Corey would weight least on Mercury and Mars
The core of Mercury is about the same size as the core of the planet Mars. Because of Mercury's high density, it has the same surface gravity as Mars,
Answer:
Mercury because it has the least gravitational pull.
Explanation:
Brainlest, Please!
The Columbian Exchange between Europe and the Americas is an example of
Shipping Channels
Cultural diffusion
travel bans
Trade Agreements
Answers
Answer:
Trade Agreements
Explanation:
The Columbian Exchange Essay example 1077 Words | 5 Pages The Columbian Exchange is the exchange of plants, animals, food, and diseases between Europe and the Americas. In 1492, when Christopher Columbus came to America, he saw plants and animals he had never seen before so he took them back with him to Europe.
Explain the Bedford lebel experiment
Answers
The Bedford Level experiment was conducted to measure the curvature of the Earth.
The Bedford-level experiment was conducted during the late 19th and early 20th centuries. This was conducted along the 6-mile length of the Old Bedford River in the United Kingdom. The two major researchers at work here were - Samuel Birley Rowbotham and Alfred Russell Wallace.
During the earlier stages of the experimentation, the Earth was found to be flat, later it was realized that the curvature of the Earth pointed towards a spherical Earth. This experimentation was started in 1838 with a boat and a flag on top of it to understand the angle of flow in the river as the boat was sailed. This was done using a telescope held 8 inches above the water level.
The results so obtained could also be observed during atmospheric refraction. This can be observed as the light rays travel horizontally and vertically to reach the Earth's Surface. These results were used to prove the spherical shape of the Earth.
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Which example best describes ase xual reproduction? A. An amphibian fertilizes eggs floating on water to produce tadpoles. B. A male flower on one tree pollinates a female flower on another tree and produces seeds. C. A runner from the roots of a parent plant produces genetically identical daughter plants. D. A gamete from one fungus fuses with the gamete of another fungus and produces a zygote.
Answers
A.
because of the reproduction of the fertilizes eggs floating on water. offspring takes genetics such a chickens had to have a male roster to fertlize there eggs
Describe what forms the boundaries of the Ruamahunga river catchment to the East and
West.
Answers
Covering the Hutt River, Wellington Harbour, the eastern Wairarapa hill range, and the Ruamahanga River catchment .
How long has Wairarapa been a region?First inhabited by Mori in the fourteenth century, Wairarapa subsequently developed into a farming region renowned for its meat and butter. Moreover, wine and olives are now produced in this primarily rural area. Its tranquil towns, untamed coastline, and forested mountains appeal to locals and tourists alike.
What's the origin of the name Wairarapa?In Mori te reo, "glistening waters" is the name of the region. The Polynesian explorer Kupe is credited with giving the marshes their names after landing there multiple times, according to some oral histories.
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Differentiation of the core from the mantle early in earth's history was possible because the planet was ___________________ at the time.
Answers
Differentiation of the core from the mantle before in Earth's history was possible because the earth was very hot at the time.
Where is the mantle core?At the bottom of the mantle, about 2,900 kilometers (1,802 miles) below the shell, is the core-mantle boundary, or CMB. This point, named the Gutenberg discontinuity, keeps the end of the mantle and the beginning of Earth's liquid outer core.
Whereas the core is comprised primarily of iron and nickel, Earth's upper layers are formed of silicate rock and minerals. This province is known as the mantle and accounts for the extended majority of the Earth's volume.
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