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- 1. Multiple Choice
What are Earth's layers?
skin
crust
mantle
core
pit
- 2. Multiple Choice
Inside Earth, _____________________ increases as depth increases. (Select the answers that could fill in the blank.)
pressure
movement
oxygen
temperature
geology
- 3. Multiple Choice
The thickness of the crust is ____________ .
5 - 80 km
almost 3,000 km
almost 3,480 km
- 4. Multiple Choice
The thickness of the mantle is ____________ .
5 - 80 km
almost 3,000 km
almost 3,480 km
- 5. Multiple Choice
The thickness of the core is ____________ .
5 - 80 km
almost 3,000 km
almost 3,480 km
- 6. Multiple Choice
A limited number of elements comprise the largest portion of Earth's crust. Pick the top 3.
oxygen
nickle
aluminum
magnesium
silicon
- 7. Multiple Choice
A limited number of elements comprise the largest portion of Earth's mantle. Pick the top 4.
oxygen
nickle
iron
magnesium
silicon
- 8. Multiple Choice
A limited number of elements comprise the largest portion of Earth's core. Pick the top 2.
oxygen
nickle
iron
magnesium
silicon
- 9. Multiple Choice
Movement in the outer core creates Earth's ______________.
tropical islands
atmosphere
ocean waves
magnetic field
- 10. Multiple Choice
Three factors combine to set convection currents in motion, what are they?
heat
magnetism
density
gravity
rock samples from volcanoes
- 11. Multiple Choice
Choose the description that would match "A".
Temperature: hotter
Density: less dense
The rock: rises
Temperature: colder
Density: less dense
The rock: rises
Temperature: hotter
Density: more dense
The rock: sinks
Temperature: colder
Density: more dense
The rock: sinks
- 12. Multiple Choice
Choose the description that would match "B".
Temperature: hotter
Density: less dense
The rock: rises
Temperature: colder
Density: less dense
The rock: rises
Temperature: hotter
Density: more dense
The rock: sinks
Temperature: colder
Density: more dense
The rock: sinks
- 13. Multiple Choice
Two main types of evidence that help scientists study Earth's interior are ________________ and _________________.
rock samples and ocean waves.
rock samples and seismic waves.
earthquakes and seismic waves.
earthquakes and ocean waves.
- 14. Multiple Choice
crust
mantle
outer core
inner core
- 15. Multiple Choice
crust
mantle
outer core
inner core
- 16. Multiple Choice
crust
mantle
outer core
inner core
- 17. Multiple Choice
crust
mantle
outer core
inner core
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