Earth's spheres and Layers

A student wanted to make a model of the Earth. The student decided to cut a giant Styrofoam ball in half and paint the layers on it to show their thickness. Which model below best represents the layers of the Earth?

• A

• B

• C

• D

A student is building a model of the layers of the Earth. Which material would best represent the crust?

• Grouping of magnetic balls

• Styrofoam packing pellets

• Bag of shredded paper

• Thin layer of plaster

The Earth is made of many layers. Which layer is made up of part crust and part mantle material?

• Inner core

• Outer core

• Lithosphere

• Asthenosphere

Which layer in the image above contains the asthenosphere and part of the lithosphere?

• 1

• 2

• 3

• 4

A cross-section model of the Earth is shown. Which layer of Earth is represented at location A?

• Crust

• Inner core

• Mantle

• Outer core

A student labeled a model of the layers of the Earth. Which model is labeled correctly?

• A

• B

• C

• D

The above chart shows the layers of the Earth's atmosphere. Examine the chart and answer the question. According to the table, a height of 60 km above the Earth's surface would be part of which section of the atmosphere?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the collective term for all the parts of earth in which life exists?

• biosphere

• biome

• community

• population

Which of the following processes is most likely to occur at location Z?

• Solid rock is weathered

• Solid rock melts

• Rocks become uplifted

• Magma cools and hardens

What process is occurring at location W?

• Pressure and cementation

• Weathering and erosion

• Heating and melting

• Cooling and hardening