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21-1
Test Description: 21-1
Instructions: Answer all questions to get your test result.
1) Which of the following is not a layer of Earth's interior?
A
Mantle
B
Core
C
Atmosphere
D
Crust
2) What are the two types of crust?
A
Divergent and convergent
B
Convergent and continental
C
Continental and oceanic
D
Divergent and oceanic
3) Which of the following describes the inner core?
A
Solid plastic
B
Liquid metal
C
Liquid plastic
D
Solid metal
4) What of the following describes the outer core?
A
Liquid metal
B
Liquid plastic
C
Solid metal
D
Solid plastic
5) What is the mantle considered to be
A
freezing
B
extremely cool
C
extremely hot
D
luke warm
6) Why are mines that are miles deep uncomfortably warm?
A
The layers of the rock above conduct heat from the sun
B
The sun warms them up
C
Energy from Earth's interior warms them up
D
Because they are protected from the external elements
7) Which layer is 80% of Earth's volume?
A
Mantle
B
Crust
C
Core
8) What would happen to normal metals from Earth's surface if they were in the core?
A
Evaporate
B
Freeze
C
Melt
D
Boil
9) What produces energy in the core?
A
The sun
B
Nuclear fusion
C
Radioactive energy from nuclei breaking up in atoms
D
Burning of fossil fuels
10) What did our continents used to exist as?
A
As they are now
B
They were further apart
C
Pangea
D
They were closer together
*select an answer for all questions
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