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- 1. Multiple Choice
The _____ is solid, plastic layer of the mantle which allows tectonic plates to move on top of it
Lithosphere
Atmosphere
Hydrosphere
Asthenosphere
- 2. Multiple Choice
The mostly solid, rocky part of the Earth; extends from the mantle to the surface
Lithosphere
Asthenosphere
Biosphere
Hydrosphere
- 3. Multiple Choice
Earth's shape is a(n)...
perfect circle
oblate sphereoid
circular sphereioid
binary helix
- 4. Multiple Choice
The thinnest and solid outermost layer of the Earth...
Asthenosphere
Lithosphere
Biosphere
Hydrosphere
- 5. Multiple Choice
The portion of the Earth that is water is referred to as the...
Biosphere
Atmosphere
Liquisphere
Hydrosphere
- 6. Multiple Choice
A possible (and very likely) source of the Earth's magnetic field is ...
Earth's ionized atmosphere
The counterrotation of the inner and outer cores
The movement of the tides and Moon
Friction in the atmosphere caused by planetary rotation.
- 7. Multiple Choice
After the Apollo trip to the Moon, which theory of the Earth-Moon system creation is most accepted as correct?
Fission
Capture
Coaccretion
Impact
- 8. Multiple Choice
What can happen as energy is released at fault lines?
Earthquakes
Geothermic Vents
Hot water geysers
Nuclear explosions
- 9. Multiple Choice
The _________ is a dense, mostly solid ball of the elements iron and nickel.
inner core
outer core
mantle
lithosphere
- 10. Multiple Choice
The Earth's crust is not a solid shell; it is broken up into huge, thick _______ that drift atop the soft, underlying mantle.
tectonic plates
fault lines
Pangea lithoforms
geothermal ridges
- 11. Multiple Choice
The internal structure of the Moon is _____ to that of the Earth.
Very similar
Dissimilar
Exactly the same
N/A
- 12. Multiple Choice
A ______________ is a long, narrow valley on the surface of the Moon.
Maria
Rile
Canyon
Crater
- 13. Multiple Choice
The large, dark areas on the Moon are ______.
craters
basaltic lava
concentrated CO2
frozen water
- 14. Multiple Choice
The large number of ancient craters still visible on the Moon is caused by __________.
Lack of weather & erosion
No atmosphere
Little geologic activity
All of the above
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