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- 1. Multiple Choice
The thickest layer of the earth is the ______.
crust
mantle
inner core
outer core
- 2. Fill in the Blank
The only liquid layer of the earth's geosphere is
- 3. Fill in the Blank
Which is the most abundant element in the earth's crust?
(the chemical symbol may do)
- 4. Multiple Choice
Which is the densest among Earth’s layers?
crust
mantle
inner core
outer core
- 5. Multiple Choice
Which two elements are most abundant in the inner core?
iron
magnesium
nickel
platinum
- 6. Multiple Choice
What happens to pressure when one goes deeper into the earth's layer? Pressure __________.
decreases
increases
stops
is unchanged
- 7. Multiple Choice
Which of the following correctly ranks the layers of the earth in terms of density? (least dense to densest)
outer core - inner core - mantle - crust
outer core - inner core - crust - mantle
crust - mantle - inner core - outer core
crust - mantle - outer core - inner core
- 8. Multiple Choice
Which of the following layers of the Earth is primarily responsible for its geomagnetic properties?
crust
mantle
inner core
outer core
- 9. Multiple Choice
What is the name of the boundary between the crust and the mantle?
The Gutenburg Discontinuity
The Lehman Discontinuity
The Moho
- 10. Multiple Choice
What is the maximum temperature in the inner core? (in degree Celsius)
1000
3000
5000
6000
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