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Earth's Spheres (Grade 8)

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Earth's Spheres

1. 
Earth's outermost sphere is called the
  1. biosphere
  2. atmosphere
  3. lithosphere
  4. hydrosphere
 
2. 
What part of the Earth contains rocks?
  1. Biosphere
  2. Hydrosphere
  3. Atmosphere
  4. Lithosphere
3. 
Which is the thinnest of the Earth's spheres?
  1. biosphere
  2. atmosphere
  3. hydrosphere
  4. geosphere
 
4. 
What of Earth's spheres is composed of a mixture of gases?
  1. geosphere
  2. hydrosphere
  3. atmosphere
  4. biosphere
5. 
What sphere refers to solid water and ice?
  1. atmosphere
  2. cryosphere
  3. lithosphere
  4. biosphere
 
6. 
What is Earth's hydrosphere?
  1. the gases in the air
  2. the solid, rocky part of Earth
  3. all of the water on the planet
  4. the study of Earth's atmosphere
7. 
The                 is the sphere inhabited by life.
  1. biosphere
  2. geosphere
  3. atmosphere
  4. hydrosphere
 
8. 
What part of the hydrosphere penetrates the geosphere?
  1. sandstone
  2. magma
  3. groundwater
  4. mantle
9. 
What parts of the Earth make up the hydrosphere?



 
10. 
Explain how a bird uses the biosphere, atmosphere, hydrosphere, and lithosphere.



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