The second phase of the Great Ordovician Mass Extinction is associated with the disappearance of many fossil groups called "graptolites."
Graptolites were colonial animals that lived in the oceans and had a distinctive shape that made them easy to recognize in the fossil record. They were very common during the Ordovician Period, but their diversity declined sharply during the second phase of the mass extinction, which occurred around 445 million years ago. Other marine organisms that were affected during this phase of the extinction include trilobites, brachiopods, bryozoans, and conodonts, among others. The exact causes of the Great Ordovician Mass Extinction are still debated among scientists, but it is believed to have been caused by a combination of factors, including climate change, oceanic anoxia, and/or a meteorite impact.
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The map of Crater Lake National Park combines information about landforms with information about towns, boundaries, and borders. Which kind of map combines this information?
A kind of map that combines this information information about landforms with information about towns, boundaries, and borders is: A. a political/physical map.
What is a map?A map can be defined as a graphical representation that is used to depict all or some parts of planet Earth, and it is commonly drawn to scale on a flat surface.
The types of map.In Geography, there are different types of map and these include the following;
A topographic map.A political map.A thematic map.A physical map.A concept map.Basically, a political map simply refers to a type of map that is used for providing information about geographical regions, international borders, and boundaries.
On the other hand (conversely), a physical map simply refers to a type of map that is used for providing information about landforms such as valleys, mountains, rocks, etc.
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Complete Question:
The map of Crater Lake National Park combines information about landforms with information about towns, boundaries, and borders. Which kind of map combines this information?
A. a political/physical map
B. a topographical map
C. a physical map
D. a climate map
_is a type of noncontact force applied between magnets and objects made with
iron.
How will Africans make money during the World Cup games?
tourist dollars
ticket sales
ad sales
retail
What type of entrepreneurial activity would help in this situation?.
Answer:
I just did this lesson in my school, If there were world wide educators on the subject, and/or a clean environment.
Explanation:
I hope this helped. If not then don't mind it.
In the cycle that shapes earth’s surface, which event must happen before erosion can occur?.
In order for erosion to occur in the cycle that shapes Earth's surface, weathering must occur first. Weathering is the physical and chemical breakdown of rocks and minerals into smaller particles.
Once rocks and minerals are broken down into smaller particles, they can be transported by agents of erosion such as water, wind, and ice. Erosion refers to the movement of these particles from one location to another. Therefore, without weathering, there would be no particles to be transported, and erosion would not be able to occur.
In the cycle that shapes Earth's surface, the event that must happen before erosion can occur is weathering. Weathering is the process of breaking down rocks, soil, and minerals into smaller pieces, making it easier for erosion to transport these materials away.
Once weathering has taken place, erosion can occur as a result of natural forces such as wind, water, ice, or gravity. These forces move the weathered rock and soil from one place to another, ultimately shaping the surface of the earth. So, to sum it up, weathering must happen before erosion can occur in the cycle that shapes earth's surface.
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Which statements accurately describe the atmospheres of the inner planets? select three options. mars has no atmosphere. mercury has no atmosphere. mars and venus have similar atmospheres. earth and venus have similar atmospheres. venus’s atmosphere is thick and contains clouds of sulfuric acid.
Answer:
C
Explanation:
in the pacific ocean, the _____ move water away from central and south america and pile it up against asia, whereas the ____ move the water away from asia and push it against the west coast of north america
Trade winds move water away from Central and South America and pile it up against Asia, whereas the California Current moves water away from Asia and pushes it against the West Coast of North America.
What are the oceanic phenomena that move water away from Central and South America towards Asia and push water away from Asia towards the West Coast of North America?In the Pacific Ocean, the trade winds are prevailing winds that blow from east to west along the equator.
These winds cause the movement of surface waters away from the western coast of Central and South America towards Asia.
As the trade winds blow, they generate a phenomenon known as the "Ekman transport," which pushes the surface waters away from the coast, resulting in an accumulation of water in the western Pacific near Asia.
Conversely, the California Current is a cold oceanic current that flows southward along the western coast of North America.
It is driven by the combined effects of the trade winds and the Earth's rotation. The California Current moves water away from Asia and directs it towards the West Coast of North America.
This current brings cool, nutrient-rich waters from the northern Pacific to the coastal regions of California, Oregon, and Washington.
The combined effects of the trade winds pushing water towards Asia and the California Current pushing water towards North America create distinct oceanic circulation patterns in the Pacific Ocean.
These patterns have significant impacts on climate, marine ecosystems, and weather patterns along the coasts of Central and South America, Asia, and North America.
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2 Which piece of evidence explains WHY the five themes of geography were created (A) In 1984. educators sought to better organize the teaching of geography in kindergarten through 12th grade classrooms. (B) The themes were created by the National Council for Geographic Education and the Association of American Geographers. (C) While these five themes have been since replaced by the National Geography Standards, they still provide an effective organization for the teaching of geography (D) Humans shape the landscape through their interaction with the land; this has both positive and negative effects on the environment
Answer:
C is the answer god bless you
The effects of wildfire ________.
A. are always negative for plant life
B. seldom change the composition of the biota
C. are usually temporary
D. are to permanently prohibit the existence of biota
E. are relatively rare on Earth
The effects of wildfire option C. are usually temporary
Wildfire effects are typically temporary in nature. While wildfires can cause immediate devastation and destruction, ecosystems have evolved mechanisms to recover and regenerate over time. The resilience of ecosystems allows them to bounce back from the impacts of fire.
After a wildfire, plant life may initially appear scorched and damaged. However, many plant species have adapted to fire and possess specialized mechanisms to recover. Some plants have fire-resistant seeds that are stimulated to germinate by heat or smoke. Others have underground structures, such as bulbs or rhizomes, that survive the fire and sprout new growth. Additionally, some tree species have thick bark that protects them from the flames.
Furthermore, wildfires can have positive ecological effects in the long run. They can clear out dead vegetation, allowing sunlight to reach the forest floor and stimulate the growth of new plants. The nutrients released from burned organic matter can enrich the soil and promote the growth of diverse plant communities.
While the immediate impacts of wildfires can be severe, ecosystems are resilient and capable of recovering over time. Through natural processes of succession, plant life gradually returns, and the ecosystem regains its balance. Therefore, the effects of wildfires are usually temporary, as nature has the capacity to restore itself after such events. Therefore the correct option is C
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Question Mode Multiple Select Question Select all that apply Which factors affect mechanical weathering? Multiple select question. density temperature pressure
Answer:
Temperature and pressure
Explanation:
mechanical weathering is the disintegration/breakdown of rocks and this mainly caused the agents of mechanical weathering which are ; water , wind and ice, and this agents of mechanical weathering achieve this due the factors Temperature and pressure.
Temperature : The continuous heating and cooling of rock surfaces cause s wear and tear on the rocks leading to mechanical weathering
pressure : Ice water found in cracks of rocks exert pressure on the rocks and this also causes the rocks to disintegrate overtime
If a geostationary satellite is seen over Texas at lunchtime, which state will it appear to be over at dusk?
Answer:
It Would be Texas be it says Stationary which means it Stays in the same place so 100% correct Promise
Explanation:
1 + 1 = 11, right??
.
Answer:
no 1+1 is 2
Explanation:
I would like to talk to your math teacher she needs to get fired lol
The spinning Jenny reduced the number of workers necessary to:
The spinning Jenny reduced the number of workers necessary to spin yarn or thread.
The spinning Jenny was an early spinning machine that was a significant development in the industrialization of textile production during the 18th century. It was invented by James Hargreaves in 1764.
Before the invention of the spinning Jenny, spinning was a labor-intensive process that required skilled workers to operate spinning wheels. Each spinning wheel could only spin a single thread at a time, and the process was slow and inefficient.
With the spinning Jenny, however, multiple spindles were mounted on a single machine, allowing several threads to be spun simultaneously. This meant that one person could operate the spinning Jenny and produce more yarn or thread in less time.
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how does Washington's Geography affect our climate?
Answer:
Washington's relatively mild climate is closely tied to the state's geography, so it's only natural to cover them both in one place. From the rainforests along the Pacific Ocean to the dry, rolling plains inland, Washington has a climate to suit nearly anyone.
What wa the mot important reaon the city of Boton choe to fill in much of their wampy land and coatal area?
A. Swamp are breeding ground for moquitoe and other dieae-bearing inect. B. The original peninula wa prone to flooding. C. More land wa needed for it growing population. D. The harbor wa inacceible under the original layout
The most important reason the city of Boston chose to fill most of their marshland and coastal area is they need more land was needed for its growing population. (C)
What is the profile of the city of Boston?Boston, city, capital of the commonwealth of Massachusetts, and capital of Suffolk County, in the northeastern United States. It is located on Massachusetts Bay, an arm of the Atlantic Ocean. The city proper has an unusually small area for a large city, and more than a quarter of the total—including part of the Charles River, Boston Harbor, and part of the Atlantic Ocean—is water.
The topography of the Boston area was largely formed by the glaciers that covered the land during the last ice age. The city and its sheltered deepwater harbor lie in a basin that stretches to Lynn in the north and Quincy in the south and is surrounded by modest hills: from Middlesex Fells (in the north) to the Blue Hills (in the south).
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the map shows where a few resources could be found within the continent of Africa
Answer:
B is the most reasonable answer.
Explanation:
hope this helps :) lmk if i got it right!
Answer:
B
Explanation:
i took this quiz on A P E X
Suppose a new volcano suddenly formed in the middle of the United States.
1. What most likely caused the formation of this volcano?
2. Would you expect it to be composite, shield, or cinder cone volcano? Explain your reasoning.
(Sorry if this is the wrong subject. I wasn't sure what to put it under)
1 tectonic plates
2 I think composite but I'm not shur.
streams come down out of steep areas (like mountains) onto much flatter land, lose velocity, and drop material in triangular-shaped structures called
Aqueous fans are cube shaped features that are created when streams that originate in mountainous terrain (such as mountains) fall over considerably plain terrain.
What are rivers and streams?A stream is any body of flowing water, regardless of size. A river is a significant stream that flows in a channel and downhill. Rivers that empty into various oceans are separated by a continental divide. The river may form a delta if it discharges silt.
What purposes serve streams?A stream is a collection of objects that can support several operations and be pipelined to create the desired outcome. A stream accepts input from Collecting, Arrays, or I/O channels; it isn't a data structure.
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. comparative performance of paleoclimate field and index reconstructions derived from climate proxies and noise-only predictors.
Using proxies and uninformative prediction experiments, the effectiveness of the climate field reconstruction (CFR) and index reconstruction methodologies are assessed. Using proxy data aimed at the western part of North America, the effectiveness of both reconstruction techniques is assessed.
What is climate?A region's climate is its long-term, often averaged over a 30-year period, weather pattern. In a more precise sense, it is the average and variability of meteorological variables across a time range of months to millions of years. The following meteorological factors are frequently measured: temperature, humidity, air pressure, wind, and precipitation. In a larger sense, climate refers to the state of the atmosphere, hydrosphere, cryosphere, lithosphere, and biosphere, as well as the interactions between these elements.What influences climate?Natural variables like latitude, elevation, and the presence of ocean currents all have an impact on a region's temperature patterns. A region's precipitation patterns can be affected by things like the presence of nearby mountains and the direction of the wind.Learn more about climate here:
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What happens to hot lava after it erupts from a volcano gizmo answers.
Answer:
After when it erupts the lava runs similarly to water, to the lowest point, then it hardens to rock.
1. the slowly increasing distance between south america and africa is due to blank.target 1 of 7 2. old faithful geyser at yellowstone national park in the united states acquires its energy from a blank.target 2 of 7 3. layered blankexposed by erosion can be seen when looking at the grand canyon in the united states.target 3 of 7 4. australia is composed of relatively old and thick blank.target 4 of 7 5. the extremely deep ocean marianas trench is a result of blank.target 5 of 7 6. blankfound in the atlantic ocean between north america and europe is composed of dense and relatively young rock.target 6 of 7 7. the earthquakes that occur in southern california generally occur along a blank
1. Sea floor spreading is the cause of the gradually expanding distance between South America and Africa.
The idea of a moving seafloor and how it carries the continents with it was first proposed in 1960 by Harold Hammond Hess of Princeton University and Robert Dietz of the U.S. Naval Electronics Laboratory. This phenomenon is known as plate tectonics. At the mid ocean ridges, where it occurs, plates separate, causing seafloor spreading, which leads to the production of new sea floor.
2. A hotspot provides the energy for Old Faithful Geyser in Yellowstone National Park in the United States.
All of Yellowstone's well-known geysers are powered by a sizable subterranean hotspot, according to researchers. Hot molten rock is present beneath the Yellowstone.
that result in the eruption's pouring.
3. When viewing the Grand Canyon in the United States, one may see layered sedimentary rock that has been exposed by erosion.
Lava flow and horizontally stacked rocks make up the Grand Canyon. Grand Canyon contains over 40 significant sedimentary layers that range in age from 200 million to 2 billion years.
4. Australia is made out of a thick, comparatively old continental crust.
The continental crust of Australia measures an average of 38 km in thickness, excluding the thinner margins, with a range of 24 to 59 km.
5. Subduction is what created the Marianas Trench, an exceptionally deep ocean trench.
The oceanic trench is a depression in the ocean floor that is both lengthy and small in breadth.
The crescent-shaped Marianas trench is renowned for having some of the planet's deepest spots. When two plates collide and one thrusts beneath the other, subduction occurs.
6. Dense, relatively young rock makes up the seafloor crust in the Atlantic Ocean between North America and Europe.
The outermost layer of the earth's lithosphere, also known as the sea floor crust or oceanic crust, can be found in the vicinity of mid-ocean ridges or sea floor spreading.
7. Southern California earthquakes typically take place atop a fault.
Huge portions of the earth's crust are moving, which is what is causing these earthquakes.
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“Trojan asteroids" and explain how they are similar and different from those in the asteroid belt.
please helpp
which of the following people is responsible for making the Christian faith the Official religion of the Roman Empire is it A,B,C or D
Answer:
In 312 Emperor Constantine made Christianity the official religion of the Roman Empire.
Explanation:
what type of plate boundary is known to create the most powerful earthquakes?
Convergent plate boundary is known to create the most powerful earthquakes.
Deep and violent earthquakes occur near convergent plate boundaries, when two continental plates clash. Geoscientists can also indirectly investigate the interior of the planet by studying earthquakes and volcanoes.
The surface of the Earth is being traversed by individual plates of differing sizes at varying speeds. The plates become trapped as a result of friction. Pressure increases as a result of this. An earthquake will happen when this tension is released. Earthquakes are a tectonic activity that occurs as plates break apart, pass one another, or collide. Though intra-plate seismicity can sometimes happen when tensions build up within the plate, plate boundaries account for the vast bulk of seismic activity on Earth.
Option A is the correct answer.
The complete question is, "What type of plate boundary is known to create the largest earthquakes?
a) Convergent
b) Transform
c) Divergent
d) Transverse"
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which answer most correctly describes the relative ages of the rock units visible in the placemark a popup balloon? pay your attention that the east is to the left and the west is to the right.
The answer which most correctly describes the relative ages of the rock units visible in the placemark a popup balloon is, "The shales and mudstones to the west are older than shales and sandstones to the east."
Finding the relative age of rock is important for understanding Earth's history. Relative age of rocks is defined as the geological age of a fossil rock, organism, or event relative to other rocks, organisms, features, or events.
Mudstones and shales are made up of silt and clay sized particles which are too small. Thus, the only difference between mudstone and shale is that the mudstones break into blocky pieces whereas, the shales break into thin chips.
Hence, mudstones and shales are both made of ancient mud.
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HELP PLEASE
Question 110 pts
A trout is not considered a _____________________ species because it lives in freshwater streams, rivers, and lakes.
Group of answer choices
hydrant
marine
hydroelectric
aquatic
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Question 210 pts
It is important that we utilize alternative energy sources, such as _______________ power, in order to reduce the burning of fossil fuels.
Group of answer choices
aquatic
hydrant
aqueduct
hydroelectric
Flag this Question
Question 310 pts
The scientists were studying a number of _______________ plants to see if pollution from the nearby factory was affecting the pond.
Group of answer choices
marine
aqueduct
aquatic
hydroelectric
Flag this Question
Question 410 pts
Because there wasn't an accessible ____________________ near the house, the firefighters were unable to save our home from the fire.
Group of answer choices
aquatic
hydrant
hydroelectric
marine
Flag this Question
Question 510 pts
The severe drought left the local _____________ almost empty, which prevented the farmers from properly watering their crops.
Group of answer choices
aquatic
marine
hydrant
aqueduct
Flag this Question
Question 610 pts
Choose an antonym for dehydrate.
Group of answer choices
moisten
jungle
parch
rainforest
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Question 710 pts
What might you hear if you were in a marina?
Group of answer choices
barking dogs
screeching seagulls
loud sirens
crying babies
Flag this Question
Question 810 pts
Choose a synonym for maritime.
Group of answer choices
oceanic
atmosphere
vessels
terrestrial
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Question 910 pts
Why might aquifiers be important to humans?
Group of answer choices
They provide water and shelter to many desert animal species.
They provide a place for recreational fun, like boating, swimming, and fishing.
They took many years to build, and they bring water to large cities.
The rocks within them help to filter and clean flowing groundwater.
Flag this Question
Question 1010 pts
aquarium : water : vase :
Group of answer choices
glass
fish
flowers
rocks
Answer:
A trout is not considered a marine species because it lives in freshwater streams, rivers, and lakes.
It is important that we utilize alternative energy sources, such as hydroelectric power, in order to reduce the burning of fossil fuels.
The scientists were studying a number of aquatic plants to see if pollution from the nearby factory was affecting the pond.
Because there wasn't an accessible hydrant near the house, the firefighters were unable to save our home from the fire.
The severe drought left the local aqueduct almost empty, which prevented the farmers from properly watering their crops.
Choose an antonym for dehydrate. - Moisten
What might you hear if you were in a marina? - Screeching seagulls
Choose a synonym for maritime. - Oceanic
Why might aquifers be important to humans? - The rocks within them help to filter and clean flowing groundwater.
aquarium : water : vase : flowers
Explanation: The answers are underlined! Good luck! :D
A community in texas with a population of less than 5,000 residents may become which type of municipality?.
Type A and B municipalities with a population of fewer than 5,000 may operate under the aldermanic or city manager forms of government, whereas Type C municipalities must operate under the commission form of government.
A community can also incorporate beneath this subchapter as a type A preferred-regulation municipality if it: (1) constitutes an unincorporated city or city; (2) carries six hundred or greater population; and. (3) meets the territorial requirements prescribed by way of segment 5.901.
The most common shape of metropolis authorities found in Texas is the strong mayor-council shape. The kingdom of Texas is able to avoid using earnings taxes due to the reliance on assets taxes.
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a continental shelf is 20 km wide and 30 m deep. the wind speed is 20m/s. storm surge can be assumed to be zero at the seward edge
The width of the continental shelf is 20 km and the depth is 30 m, while the wind speed is 20 m/s and the storm surge is zero at the seaward edge.
The continental shelf is the shallow submerged edge of a continent that extends from the shoreline to the point where the sea floor drops off into the deep ocean. In this case, the continental shelf is 20 km wide and 30 m deep. This means that the distance from the shoreline to the point where the sea floor drops off is 20 km and the depth of the water at that point is 30 m. The wind speed is 20 m/s, which is a relatively high speed, and can cause large waves and currents in the water. However, since the storm surge is assumed to be zero at the seaward edge, it means that there is no additional rise in water level due to the wind and waves. This information is important for coastal planning and management, as it helps to understand the potential risks and impacts of coastal hazards such as storms and hurricanes.
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while tropical rain forests are largely being cleared for , tropical dry forests are being destroyed largely due to .
While tropical rain forests are largely being cleared for subsistence agriculture, tropical dry forests are being destroyed largely due to fuelwood harvesting.
Tropical forests are closed canopy forests growing within 28 degrees north or south of the equator. They are very wet places, receiving more than 200 cm of rainfall per year, either seasonally or throughout the year. The temperature in these regions ranges from 20°C to 35°C.
Large areas of tropical rain forests have been cleared for pasture to graze cattle, logging for wood exports, collection of firewood, commercial and subsistence agriculture, extraction of minerals, and energy, etc.
Similarly. tropical dry forests are largely destroyed for growing crops for biofuels, agricultural expansion, etc.
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How did Dr. Susan Solomon and her team use the scientific method
in Antarctica? Provide a brief summary showcasing each step.
Dr. Susan Solomon and her team used the scientific method in Antarctica to understand the cause of the ozone hole. The first step of the scientific method is to make an observation.
The team observed that the ozone layer was thinning over Antarctica. The second step is to ask a question. The team asked why the ozone layer was thinning. The third step is to form a hypothesis. The team hypothesized that the thinning was caused by chlorofluorocarbons (CFCs). The fourth step is to conduct experiments. The team conducted experiments to measure the amount of CFCs in the atmosphere. The fifth step is to analyze the data.
The team analyzed the data and found that CFCs were indeed the cause of the ozone hole. The sixth step is to draw a conclusion. The team concluded that CFCs were the cause of the ozone hole. Finally, the seventh step is to communicate the results. The team communicated their results to the public, which led to the Montreal Protocol, an international agreement to reduce CFC emissions.
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