The Structure of the Earth
Passage
•
Science
•
6th - 8th Grade
•
Hard
Gonzalo Aguilar Rodriguez
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Earth's crust primarily composed of?
Granite and basalt
Iron and magnesium-rich silicates
Nickel and iron
Molten metals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which layer of the Earth is responsible for generating its magnetic field?
Mantle
Outer core
Inner core
Lithosphere
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the thickness of the Earth's lithosphere on average?
70 kilometers
1400 miles
800 miles
25 miles
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What drives the movement of Earth's plates?
Temperature differences within the mantle
Pressure in the inner core
Motion of liquid metals in the outer core
Rigidity of the lithosphere
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the Earth's inner core solid despite high temperatures?
Immense pressure
Composition of nickel and iron
Presence of the lithosphere
Flow of the asthenosphere
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