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Earth's Spheres (Online)

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

This sphere is known as the “rock sphere.”
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 2. 

This sphere is known as the “water sphere.”
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 3. 

This sphere is known as the “life shere.”
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 4. 

This sphere is known as the “air sphere.”
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 5. 

This sphere is the ground you are standing on and the whole inside of Earth.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 6. 

This sphere includes all of the rivers, lakes, and oceans of Earth.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 7. 

This sphere includes all living things:  the trees in the park, the birds in the air, the fly on your wall, the viruses that make you sick, your pets, and even you and all your friends.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 8. 

This sphere is the envelope of air that surrounds the whole Earth.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 9. 

This sphere has the high mountain ranges, the huge plains, and the deep valleys of the ocean floor, as well as the whole inside of Earth.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 10. 

This sphere has millions and trillions of gallons of water.  There is so much water that it covers all of the low spots in Earth’s lithosphere.  We call most of that water the ocean.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 11. 

This sphere has the jungles in South America, the grasslands and forests of North America, the fish, kelp, and whales in the ocean, birds in the air, animals on the farms, and people.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 12. 

This sphere has the clouds, storms, and even smog.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 13. 

When you climb a mountain, dig a hole, or take a walk, you are contacting this sphere.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 14. 

When you go swimming, you are contacting this sphere.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 15. 

When you play with your pets or talk to your friends, you are contacting this sphere.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 

 16. 

Every time you breathe, you are contacting this sphere.
a.
atmosphere
c.
hydrosphere
b.
biosphere
d.
lithosphere
 



 
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