Sound waves have several features that are different from ocean waves, light waves, and earthquake waves. These include:
Sound waves have the following features that ocean and light waves do not have:
- They require a medium to travel through (e.g. air, water, or solids), while light waves can travel through a vacuum and ocean waves travel through water only.
- They are longitudinal waves, meaning the particles of the medium vibrate parallel to the direction of wave propagation, while ocean and light waves are transverse waves, meaning the particles vibrate perpendicular to the direction of wave propagation.
- They have a speed that depends on the properties of the medium they travel through, such as temperature and pressure, while ocean and light waves have a constant speed in a given medium.
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Which of the following is an example of a population? (3 points) All of the plants that grow in the same climate around the equator A forest where an eagle is about to eat a squirrel All of the coyotes that use the same resources and inhabit the same forest The earthworms that live in a grassland, plus the earthworms that live in a forest
A population refers to all the members of a species that live in the same habitat. All of the coyotes that use the same resources and inhabit the same forest is an example of a population.
A population refers to all the members of a species that live in the same habitat, meaning they live in the same geographic location and have the potential to interbreed and produce fertile offspring. Populations can range from tiny to enormous, spanning only a few square meters or the entire planet. Because the environment is finite and can only support a certain number of individuals, populations are often limited in size.
The carrying capacity of a habitat is the maximum population size it can sustain. Therefore, population size is determined by the number of births, deaths, immigration, and emigration that occur over time. Examples of populations :All of the coyotes that use the same resources and inhabit the same forest is an example of a population.
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maintaining good soil quality involves group of answer choices all of these statements are correct. planting different crops in a field in different years. adding new organic matter in the form of manure or by incorporating crop residue into the soil. practices that limit compaction of the soil.
All the these statements are correct regarding maintaining good soil quality, i.e., planting different crops in a field in different years, adding new organic matter in the form of manure or by incorporating crop residue into the soil, practices that limit compaction of the soil.
The ability of a particular type of soil to support plant and animal productivity, maintain or improve the quality of the water and air, and support human health and habitation is known as soil quality.
The objective of nutrient management for a healthy agricultural soil is to provide the nutrients necessary for ideal plant development in the proper quantities and at the proper times while limiting nutrient losses to the surrounding environment. In addition to water and air quality, soil quality is one of the three factors that make up environmental quality. The degree of pollution that directly affects the consumption and health of people and animals, as well as the health of natural ecosystems, is the primary determinant of the quality of water and air.
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Suggest THREE strategies that can be implemented (used) to reduce flooding
Answer:
1.) Separating rainwater from the sewer system. ...
2.) Install water infiltration and attenuation systems. ...
3.) Keep the sewer system clean, so it can do its job.
Explanation:
9. Which present-day geologic feature in Nepal resulted from this collision?
*
O a rift valley
O A mountain range/
an oceanic ridge
O an oceanic trench
I am giving 12 points please help
Answer:
C
Explanation:
an oceanic trench
pls mark brainliest
Explain why visitors want to visit Kruger National Park
Visitors want to visit Kruger National Park for its incredible wildlife, stunning landscapes, and unique safari experiences.
What is Kruger National Park?The Kruger National Park offers fantastic chances for wildlife observation. Here, the elephant, lion, leopard, cheetah, rhino, buffalo, giraffe, hippo, and zebra—all famous safari animals of Africa—do well. More than 12,000 elephants, 27,000 African Buffalo, 2,000 leopards, and 2,800 lions can be found in the Kruger National Park.
The park is home to an incredible variety of animals, including the Big Five (lion, leopard, rhino, elephant, and buffalo), as well as cheetah, giraffe, zebra, hippo, and many more. Visitors can also explore the park's diverse habitats, from grasslands to woodlands to wetlands, and take part in a variety of activities,
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Which country have a table mountain in Africa ?
Answer:
Table Mountain, Afrikaans Tafelberg, flat-topped mountain in southwestern South Africa, overlooking Cape Town and Table Bay and dominating the northern end of the high, rocky Cape Peninsula. Its tabular shape results from nearly horizontal layers of sandstone exposed by vigorous wind and water erosion.
Explanation:
What provide information that helps us plan our daily activities
Answer:
planner or calender
Explanation:
Iridium, a hard, whitish metal similar to platinum, is extremely rare on Earth. Extremely high concentrations of iridium on Earth result
from only two scenarios: massive volcanic eruptions that release iridium from deep within the Earth and meteorites that shower down on Earth from space. When scientists found concentrations of iridium 30 times higher than normal in rock stratum from 65 million years
ago, they concluded that a massive meteor or comet hit the Earth and caused the massive extinction of the dinosaurs.
Which of the following, if true, most strongly supports the scientist’s conclusion?
A. Volcanoes massive enough to generate high concentrations of iridium are very rare.
B. Massive volcanic eruptions occurred frequently 80 million years ago.
C. Most scientists support the hypothesis that a cosmic impact wiped out the dinosaurs.
D. The massive extinction that occurred 70 million years ago killed not only the dinosaurs but also 70 percent of all life on Earth.
E. A comet struck the earth some 120 million years ago, but no widespread extinction occurred.
Answer:
B. massive volcano eruptions occurred frequently 80 million years ago
Massive volcanic eruptions occurred frequently 80 million years ago is most strongly supports the scientist’s conclusion. Therefore, option B is correct.
If massive volcanic eruptions occurred frequently 80 million years ago, it suggests that the high concentrations of iridium found in the rock stratum from 65 million years ago could be attributed to these volcanic eruptions rather than a cosmic impact.
This would weaken the argument that a meteor or comet caused the extinction of the dinosaurs, as an alternative explanation for the elevated iridium levels is provided.
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Which of the following is an example of acculturation?
A. Moving to the southern portion of the United States and picking up
the accent.
B. Learning a foreign language in high school.
C. Speaking your native language at home after moving to a new
country.
D. Maintaining cultural ties with relatives who live far away.
The apt response is choice (A). i.e., relocating to the southern part of the US and acquiring the local accent.
By acculturation, what do you mean?Acculturation is the 'process of learning and incorporating the values, beliefs, language, customs and mannerisms of the new country immigrants and their families are living in, including behaviors that affect health like dietary habits, activity levels and substance use,' according to one definition of acculturation.
When two cultures are balanced while being adapted to the dominant culture of the society, a process of social, psychological, and cultural transformation called acculturation results.
Examples of acculturation include Native Americans who, after coming into contact with Europeans, changed or replaced particular societal or cultural practices like dress, language, or religion. due to European influence, certain Native American languages and practices have been lost.
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gold and silver liberated from bedrock by weathering and erosion can be found in gravels of streams and rivers, or the gold and silver gravels could have been buried by later rock. in either case, these deposits are called/search?q
The term "bedrock" describes the solid, crystalline rock that comprises erosion the Earth's crust. Bedrock is broken down into smaller pieces by a process known as weathering, such as silt or soil.
Usually fueled by water, wind, gravity, or ice, erosion is a mechanical process that removes soil and debris from the site of weathering. The erosion primary cause of erosion is liquid water. The movement of rocks and sediment occurs because to gravity and mass wasting processes (see Chapter 10, Mass Wasting). Large rock fragments as well as fine weathering sediment are moved by gravity and ice in the form of glaciers (see Chapter 14, Glaciers).
In order to create distinctive geological features, erosion resistance is crucial. The Grand Canyon's cliffs provide a clear illustration of this. The erosion cliffs are made of rock that has survived after less durable components weathering have been weathered and eroded away. In Bryce Canyon National Park and Goblin Valley State Park in Utah, rocks with varying degrees of erosion resistance also produce unusual-looking features known as hoodoos.
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what percent of europe's population is approximately over 65 years of age?
According to data from Eurostat, the statistical office of the European Union, the percentage of Europe's population aged 65 years and above is increasing steadily. In 2019, the average share of the population aged 65 years and above was 19.5%. However, this percentage is expected to increase to 28.7% by the year 2080.
This demographic shift is a result of several factors, including increased life expectancy and a declining birth rate. As people are living longer and having fewer children, the proportion of older people in Europe is expected to continue to rise.
The percentage of the population aged 65 years and above varies across different countries in Europe. In 2019, the countries with the highest percentages of older people were Italy (22.9%), Greece (22.4%), Portugal (21.9%), and Germany (21.7%). The countries with the lowest percentages were Ireland (14.3%), Cyprus (14.6%), and Luxembourg (16.1%).
Overall, the aging population in Europe poses significant challenges for policymakers and healthcare systems. As the number of older people increases, there will be a greater demand for healthcare services, social care, and pensions. Governments and organisations will need to find innovative ways to support this demographic shift and ensure that older people can live healthy and fulfilling lives.
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List and give an example of the 4types of potential energy!
List and give an example of the 5 types of kinetic energy!
Gravitational potential- a raised weight
chemical potential - dinamite
elastic potential- an archers stretched bow
electrical potential- a bowling ball sitting at the top of a tower
radiant- x-rays
thermal- boiling a kettle
sound- vibrating drum
electrical- light emitting light rays
mechanical- a moving car
While examining a geologic map, Maria observes a series of volcanoes along a continental coast. What can she infer about the tectonic plates in the region under the coast?
F. An oceanic plate is subducting under a continental plate
G. A continental plate is colliding with another continental plate.
H. A continental plate is separating from another continental plate.
J. An oceanic plate is separating from another oceanic plate
Answer:
F. An oceanic plate is subducting under a continental plate
Explanation:
To pinpoint the absolute location of a place, geographers use Unit One quiz
Answer:
Latitude and longitude
Explanation:
Answer:
longtitude and latitude
Explanation:
Why is Canada’s population density lower than the other countries in the chart? Do a comparison of Canada to two other countries.
Answer:
Canada is the second largest country in the world and most of it in not habitable
Explanation:
see the answer
Answer:
Canada's population density is lower than the other countries because a great portion of the country to the north is uninhabited. Canada has about 4 people per square kilometer
Canada vs America:
Canda has 4/km²
Whereas US has 36/km²
Canada vs Russia:
Canada has 4/km²
Whereas Russia has 9/km²
Explanation:
Can i pls have brainliest
ecudators modern goverment is best described as
Answer:
a democracy dealing with corruption and instability.
Answer:
A democracy dealing with corruption and instability.
Explanation:
Hope this helps!
the eye of a hurricane is .the portion with the highest wind speedswarmer than the rest of the stormalong the leading edge of the stormthe area of most intense rainfall
The eye of a hurricane is warmer than the rest of the storm. When compared to the stronger winds throughout the rest of the storm, the eye of a storm has relatively weak winds of up to 15 miles per hour.
Three components make up hurricanes:
Rain bands are spiraling bands of clouds and thunderstorms that are curved and spiral outward from the center.The strongest winds are found in the eyewall, which is a ring of cumulonimbus clouds.The hurricane's center, or the eyeThe eyewall, which is a ring of cumulonimbus clouds, is either completely or partially encircling it, according to the National Hurricane Center. According to Dennis Feltgen, a center meteorologist, an eye can be up to 120 miles across, but the majority are 20 to 40 miles wide.
When winds reach 74 miles per hour, or Category 1 status, the eyewall of a hurricane typically begins to form. Mr. Feltgen claims that the eyewall is a ring of deep convection, or the vertical movement of heat and moisture in the atmosphere, that surrounds the storm's eye. In a tropical cyclone, this region has the strongest surface winds, according to Mr. Feltgen. The updraft in the eyewall is caused by the air in the eye slowly sinking. The eye is the area with the lowest pressure at the surface and the highest temperatures, he continued.
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Which qualities of the ocean help it to absorb heat? Select the three correct answers. a) proximity to land b) a low evaporation point transparency to electromagnetic radiation c) large surface area Water can be a solid, liquid, or gas at Earth's surface. d) a high specific heat capacity compared to land or air.
The qualities of the ocean that help it absorb heat are water's high specific heat capacity compared to land or air. water has a large surface area. water has low evaporation point transparencies to electromagnetic radiation. Here option C is the correct answer.
The three correct answers are Water's high specific heat capacity compared to land or air. Water has a large surface area. Water has low evaporation point transparencies to electromagnetic radiation. The ocean has a greater capacity to store heat than land and air. The ocean absorbs much of the heat that arrives on Earth.
The sun heats the water molecules, and the ocean's high heat capacity indicates that it can absorb a lot of heat while only raising the temperature of a small amount of water. This is due to the unique chemistry of water. The ocean's high heat capacity means that it can absorb a lot of heat energy without a significant increase in temperature. It also enables the ocean to retain heat over time.
Water is the most common solvent, and its high specific heat capacity (SHC) implies that it takes a lot of heat to raise its temperature. The sun heats the ocean's surface, which then heats the air above it.
This results in the creation of weather patterns and the distribution of heat throughout the environment. Therefore option C is the correct answer.
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A star emits a signal that, over a period of an hour, is an essentially constant sinusoid. Over time, the frequency can drift slightly, but the frequency will always lie between 9kHz and 11kHz. Page 2 of 3 (a) (5 points) Assume this signal is sampled at 32kHz. Explain the discrete-time algorithm you would use to determine (approximately) the current frequency of the signal. If the algorithm depends on certain choices (e.g., parameters, filter lengths etc), provide sensible choices along with justification. (b) (5 points) Now assume the signal is only sampled at 8kHz. Explain the discrete-time algorithm you would use to determine the current frequency of the signal. As above, justify any choices made.
In both cases, choosing a frame length of around 32 milliseconds provides a reasonable compromise between frequency resolution and time resolution.
How did we arrive at this assertion?(a) When sampling at 32 kHz, we can use a discrete-time algorithm to determine the approximate current frequency of the signal. Here's one possible algorithm:
1. Divide the sampled signal into small chunks or frames. A reasonable frame length could be 1024 samples (which corresponds to approximately 32 milliseconds of data).
2. Apply a windowing function to each frame to reduce spectral leakage. A commonly used window is the Hamming window, which helps to improve frequency estimation accuracy.
3. Compute the discrete Fourier transform (DFT) of each windowed frame using a fast Fourier transform (FFT) algorithm. The DFT will provide us with the frequency content of the signal.
4. Find the peak magnitude in the resulting DFT spectrum. This peak represents the dominant frequency component in the frame.
5. Calculate the corresponding frequency bin index of the peak magnitude using the known sampling rate (32 kHz) and the length of the DFT. For example, if the DFT length is 1024, the frequency bin index can be obtained by dividing the peak frequency by (32,000 Hz / 1024) ≈ 31.25 Hz.
6. Convert the frequency bin index to the actual frequency value by multiplying it with the frequency resolution, which is the reciprocal of the frame length. In this case, the frequency resolution is approximately (1 / 32 ms) ≈ 31.25 Hz.
7. Repeat steps 1 to 6 for consecutive frames.
8. To account for the frequency drift over time, we can track the estimated frequency over several frames and compute a weighted average or employ a more sophisticated tracking algorithm like a Kalman filter.
(b) When sampling at 8 kHz, we need to adjust the algorithm to account for the lower sampling rate. Here's a modified algorithm:
1. Divide the sampled signal into frames. Since the sampling rate is 8 kHz, a reasonable frame length could be 256 samples, which corresponds to approximately 32 milliseconds of data.
2. Apply a windowing function to each frame (e.g., Hamming window) to reduce spectral leakage.
3. Compute the DFT of each windowed frame using an FFT algorithm.
4. Find the peak magnitude in the resulting DFT spectrum.
5. Calculate the corresponding frequency bin index of the peak magnitude using the known sampling rate (8 kHz) and the length of the DFT. For example, if the DFT length is 256, the frequency bin index can be obtained by dividing the peak frequency by (8,000 Hz / 256) ≈ 31.25 Hz.
6. Convert the frequency bin index to the actual frequency value by multiplying it with the frequency resolution, which is the reciprocal of the frame length. In this case, the frequency resolution is approximately (1 / 32 ms) ≈ 31.25 Hz.
7. Repeat steps 1 to 6 for consecutive frames.
8. To account for the frequency drift over time, track the estimated frequency over several frames and compute a weighted average or employ a more sophisticated tracking algorithm.
In both cases, choosing a frame length of around 32 milliseconds provides a reasonable compromise between frequency resolution and time resolution. The windowing function helps reduce spectral leakage, which can improve frequency estimation accuracy. The peak magnitude in the DFT spectrum represents the dominant frequency component, and its corresponding frequency can be calculated based on the known sampling rate and DFT length.
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*
.
Do you think the sale of indulgences is a good idea? Why or why not?
Personally I don't believe so. Selling indulgences is unfair because it's a free way out of sin. A poor man would have to live to the ideals of heaven, meanwhile a rich man can buy his way out of sin. It makes it very unfair.
20 points!!
Explain the role of cities at various scales; local, national, global.
Cities supply buyers with greater preferences of items and services. Cities are the retailers of social, cultural, economic, technologic and political adjustments and advancement. The blessings of urbanization economies can be mirrored in massive useful city regions, in precise in metropolitan regions.
Urbanization (or urbanisation) refers to the populace shift from rural to city areas, the corresponding reduce in the share of humans dwelling in rural areas, and the approaches in which societies adapt to this change.
It is predominantly the procedure by means of which cities and cities are shaped and end up large as greater humans start residing and working in central regions areas.
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Grid north is the direction in which grid lines point towards the top of the map
Grid north (GN) refers to the plane grid system's direction, which is typically the grid-connected to the map projection. On current US Topo maps, the plane grid is Universal Transverse Mercator and the projection is Transverse Mercator (UTM).
What is grid north used for?The direction that the grid lines on a map point to are called grid north. Grid north and magnetic north are used together for navigation.
On a map, True North is frequently depicted as a line pointing to the north star, Polaris, or as a double-sided arrowhead. Grid North is the north direction determined by the vertical grid lines and applies to map projections that have a flattened grid of the earth.
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What is at the bottom of the ocean? Just wanna know what ppl say.
Answer:
fish? uhmmm sand?... ;-;;
Answer:
it is called the seabed and yes it is sand among other things...
Explanation:
:)
Chris noticed a high-pressure system in the weather forecast for Monday and Tuesday. Which type of weather conditions are most likely for those two days
The high-pressure system in the weather forecast for Monday and Tuesday suggests that the weather conditions for those two days are likely to be clear and sunny.
High-pressure systems generally bring with them stable and clear weather conditions. As the air sinks in these systems, it warms and dries out, leading to clear skies and sunny weather. This means that Chris can expect to see plenty of sunshine and blue skies on both Monday and Tuesday, with little chance of precipitation or cloud cover. However, it's worth noting that high-pressure systems can also bring cooler temperatures, especially at night, so Chris should be prepared for potentially chilly mornings and evenings. Overall, though, the weather conditions for Monday and Tuesday are likely to be pleasant and enjoyable, perfect for spending time outdoors or tackling outdoor activities.
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what is the border between the south american plate and the african plate is best described as
The border between the South American Plate and the African Plate is best described as a transform plate boundary.
This boundary, known as the South American-African transform plate boundary, is characterized by the lateral sliding of the two plates in opposite directions. It extends from the Mid-Atlantic Ridge in the oceanic realm to the Caribbean region on land, where it is marked by the fault system including the left-lateral strike-slip fault known as the Great Southern Caribbean Fault Zone.
The South American Plate and the African Plate are two major tectonic plates that meet along a transform plate boundary. Transform boundaries occur when plates slide horizontally past each other. In the case of the South American-African transform plate boundary, the two plates are moving in opposite directions, with the South American Plate moving westward and the African Plate moving eastward.
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fractured rock has a set of parallel fractures that are perpendicular to the bedding planes.
The fractures are spaced every 0.5 ft and have an average width of 1 mm. What is the fracture
porosity of the rock?
The fracture porosity of the rock is 0.5 ft × 0.003281 ft × Height.
To determine the fracture porosity of the rock, we need to calculate the volume of the fractures relative to the total volume of the rock.
1. First, we need to calculate the volume of a single fracture. The volume of a rectangular prism (fracture) can be found by multiplying its length, width, and height.
The fractures are spaced every 0.5 ft, so the length of each fracture is 0.5 ft.
The average width of the fractures is 1 mm, which needs to be converted to feet. There are 12 inches in a foot, so 1 mm is equal to 0.003281 ft.
The height of the fracture is not provided, so we assume it is equal to the thickness of the rock.
Volume of a fracture = Length × Width × Height
Volume of a fracture = 0.5 ft × 0.003281 ft × Height
2. Next, we need to determine the total volume of the rock. The total volume of the rock can be calculated by multiplying its length, width, and thickness.
Since the width and thickness of the rock are not given, we cannot calculate the total volume accurately.
Therefore, without knowing the dimensions of the rock, we cannot determine the fracture porosity.
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In a typical river going from upstream to downstream _______. In a typical river going from upstream to downstream _______. Channel size decreases, gradient decreases, and channel roughness decreases Channel size increases, gradient increases, and channel roughness increases Channel size increases, gradient increases, and channel roughness decreases Channel size decreases, gradient decreases, and channel roughness increases Channel size increases, gradient decreases, and channel roughness decreases
Gradient decreases as rivers flow because the river flows into the land instead of eroding it and following a straight path as it does in a well.
What do you mean by gradient of a river?Gradient of a river is a measure of how steeply it loses its height. A gradient is a measure of how steep or line a climb is.
The river flows into the land instead of eroding it and following a straight path as it does in a well.
This means that it includes a long-distance drop when you get to the bottom of the river.
Thus, Gradient decreases as rivers flow because the river flows into the land instead of eroding it and following a straight path as it does in a well.
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how many saturn radii does 19.86 earth radii equal to
19.86 Earth radii is equivalent to approximately 9.14 Saturn radii.
To convert between Earth and Saturn radii, it's necessary to know the actual radii of both planets. According to NASA, the equatorial radius of Earth is 6,371 km and the equatorial radius of Saturn is 60,268 km.
Dividing the Earth's equatorial radius by Saturn's equatorial radius gives the conversion factor between the two radii. To convert 19.86 Earth radii to Saturn radii, we multiply 19.86 by the conversion factor.
The resulting value of 9.14 Saturn radii indicates that a body with a radius of 19.86 Earth radii is approximately 9.14 times larger than the Earth, in terms of radius, and approximately equal to Saturn's radius.
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why should you look for shale in swamps and how is it made there
Shale is a fine-grained clastic sedimentary rock made of compacted mud consisting of clay and tiny particles of quartz, calcite, mica, pyrite, other minerals, and organic compounds.
The defining characteristic of shale is its ability to interrupt into layers or fissility. Shale contains organic material that can generate oil and natural gas and trap the generated oil and natural gas within its pores.
Shale forms via compaction from particles in slow or quiet water, like river deltas, lakes, swamps, or the ocean bottom. Heavier and larger particles sink and form sandstone and limestone, while clay and fine silt remain suspended in water. Over time, compressed sandstone and limestone become shale. Shale typically occurs during a broadsheet, several meters thick. Counting on geography, lenticular formations can also form. Sometimes animal tracks, fossils, or maybe imprints of raindrops are preserved in shale layers.
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Please help, this is due soon.
In this activity, you will create a model that demonstrates convection currents in Earth’s asthenosphere.
Estimated time to complete: 1 hour
If you're using an Edmentum lab kit, remove the food coloring from the bag labeled "Common Materials." In addition to the food coloring, gather all the other items appearing in the following list. If you aren’t using an Edmentum lab kit, please check with your teacher for help.
You’ll need these materials:
food coloring
large, transparent glass or plastic container (such as a pitcher)
small, transparent glass beaker or jar (such as a baby food jar)
hot and cold tap water
aluminum foil
rubber band
5 to 10 small pieces of paper, approximately 2 centimeters by 2 centimeters
pencil with a sharp point
Follow these steps to create your model, and then answer the questions:
Fill the large beaker about three-fourths full with cold tap water.
Fill the small beaker about three-fourths full with hot tap water and stir in 5 to 10 drops of food coloring. Then carefully add additional hot water to the small beaker until it is filled to the brim.
Cover the top of the small beaker with aluminum foil and secure the foil with a rubber band.
Carefully lower the small beaker into the large beaker of cold water.
Place the small pieces of paper on the surface of the cold water.
Without disturbing the water, immediately use the tip of the pencil to make two small holes, about 2 millimeters in diameter, in the aluminum foil covering the small jar.
Observe the contents of the beaker and the paper pieces on the surface of the water. Record your observations and analysis by answering the following questions.
Part A
Describe what happened to the colored water and the pieces of paper after the holes were punched in the material covering the beaker.
Part B
Which part of your model represented Earth’s tectonic plates? Which part represented the asthenosphere in the mantle?
Part C
Explain what happened to the model’s tectonic plates. Did they move together or apart? Which type of plate boundary does the model represent? Describe the mechanisms and processes involved in their motion.
Part D
How well do you think this lab modeled the movement of Earth’s tectonic plates and its convection currents? Explain your reasoning. What geologic factors were you not able to model in this lab?
1. After the holes were punched in the material covering the beaker, the colored water began to rise up and out of the small beaker and spread through the cold water in the large beaker. The pieces of paper, which initially were floating on the surface of the cold water, gradually moved away from each other, some in towards the small jar and others out towards the edges of the large beaker.
2. The large beaker represented the tectonic plates and the small beaker represented the asthenosphere of the mantle.
3. The model's tectonic plates moved apart from each other. The model represented a divergent plate boundary, in which two plates move away from each other due to convection currents. The convection currents in the mantle cause hot rock to rise up and escape through the holes, pushing the two plates away from each other. As the hot rock continues to rise and escape, more separation occurs.
4. This lab was a decent model of the movement of Earth's tectonic plates and its convection currents. It adequately showed the process of convection currents, where hot material rises and escapes, pushing the plates away from each other. However, it did not model some geologic factors, like the actual speed, temperature, and pressure of the convection currents, as well as the actual shape and structure of the underlying lithosphere.