Layers of the Earth Worksheet v2

Last updated almost 8 years ago
20 questions
Note from the author:
Worksheet on the layers of the Earth
1

The green area between these two arrows is what layer of the Earth?

1

There are two types of this layer, what are they called?

1

The crust under the continents is called continental crust. What is it made of?

1

The crust under the oceans is called oceanic crust. What kind of rock is it made of?

1

Which kind of crust is thicker - continental crust or oceanic crust?

2

This dotted line is the boundary between the crust and the mantle. What is it called? How deep in the Earth is it?

1

The green and pink areas between these two arrows is a layer of the Earth that is actually made of parts of two other layers. What is it called?

1

The lithosphere floats on this layer. What is it called?

1

How thick is the asthenosphere?

1

What do these two curved arrows represent?

1

This big long arrow shows the thickest layer of the Earth. What is the name of this layer?

1

How thick is the mantle?

2

The mantle is HOT! Describe how the temperature changes as you go further down into the Earth. (Be specific - include temperatures in your answer)

1

Which layer of the Earth is this?

1

What is the outer core made of?

2

The outer core is spinning. Why is that important for life on Earth?

1

Which layer of the Earth is this?

1

What are the temperatures in the inner core?

2

The inner core is hot enough to melt but it can't. Explain why the inner core cannot melt.

1

Extra Credit! - This is the boundary between the mantle and the outer core. What is it called?

Use your model to find your answer!