The structure of the earth

Multiple Choice

What are igneous rocks?

• They happen because of weathering and erosion

• They occur after a volcanic eruption and the magma has cooled off.

• They occur inside a volcano.

• They are formed due to intense heat and pressure.

Multiple Choice

What are metamorphic rocks?

• They happen because of weathering and erosion

• They occur after a volcanic eruption and the magma has cooled off.

• They occur inside a volcano.

• They are formed due to intense heat and pressure.

Multiple Choice

What are sedimentary rocks?

• They happen because of weathering and erosion

• They occur after a volcanic eruption and the magma has cooled off.

• They occur inside a volcano.

• They are formed due to intense heat and pressure.

Open Ended

In your own words, how does weathering happen?

Multiple Choice

Weathering causes

• sedimentation

• igneous rocks forming

• soil to become infertile

Open Ended

Why are fossils found in sedimentary rocks?

Multiple Choice

What happens when igneous and sedimentary rocks are pressed together too tightly and is exposed to heat from magma?

• They turn into sedimentary rocks

• They become a volcano

• They become igneous rocks

• They become metamorphic rocks

Multiple Choice

Mining causes causes

• Soil erosion

• igneous rocks forming

• soil to become infertile

Multiple Choice

What is the thinnest layer of the earth?

• Atmosphere

• Crust

• Core

• Mantle

Multiple Choice

What is the thickest layer of the earth?

• Atmosphere

• Crust

• Core

• Mantle

Multiple Choice

Which two metals are thought to be found in the core?

• Magnesium and copper

• Silver and gold

• Iron and silver

• Iron and nickel

Multiple Choice

Which is the hottest part of the Earth?

• Core

• Mantle

• Stratosphere

• Crust

Multiple Choice

True or False: Someone can dig deep and reach the core, and survive.

• True

• False

Open Ended

Why do you think it's important to learn about the rock cycle?