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- 1. Multiple Choice
Which layer contains soil?MantleAsthenosphereCrustMesosphere - 2. Multiple ChoiceWhich layer is hottest?CrustAsthenosphereMantleCore
- 3. Multiple ChoiceWhat makes the inner core solid?Metals in the core are very light.Pressure at the core is very high.Chemicals in the core are very reactive.Temperatures in the core are very low.
- 4. Multiple ChoiceWhich layer contains BOTH the upper mantle and the crust?lithosphereatmospheremesosphereathensosphere
- 5. Multiple ChoiceWhich layer is MOST dense?MantleCrustOuter CoreInner Core
- 6. Multiple ChoiceWhich is the source extremely high temperatures in the Earth?VolcanoesSolar RadiationEarthquakesHeat created by the formation of the earth
- 7. Multiple ChoiceWhat is radioactive decay?Damaging rays from the sunA source of heat inside the EarthWaves emitted from a radioThe glue that holds the layers of the Earth together
- 8. Multiple ChoiceSeismic waves _____ when they go from a solid to a liquid.Slow downSpeed upRemain the sameSlow down and then speed up
- 9. Multiple ChoiceThe speed of seismic waves _____ through materials that are MORE dense.increasedecrease
- 10. Multiple ChoiceHow was the formation of the Earth similar to the formation of our solar system?The densest materials moved to the center.The densest materials moved to the outside.The densest materials moved to the middle layer.The densest materials were evenly distributed.
- 11. Multiple ChoiceP waves move through____Solids onlyLiquids onlySolids and LiquidsNone of these
- 12. Multiple ChoiceS waves move throughSolids onlyLiquids onlySolids and liquidsNone of these
- 13. Multiple ChoiceWhat creates the magnetic field around the Earth?The Earth spinning on its axisThe liquid outer core spinning around the solid inner coreThe solid outer core spinning around the liquid inner coreSeismic waves
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