Question

fill in the blank
complete each statement using a term or terms from the list below. write your answers in spaces provided.
carbon dioxide nine atmosphere
hydrosphere lithosphere planet
glaciers oxygen temperature
sun oceans

1. earth is a __________.
2. the planets circle the __________.
3. __________ planets move around the sun.
4. the solid part of the earth’s surface is called the __________.
5. the gases that surround our planet make up the __________.
6. the part of the earth that is water is the __________.
7. most of the fresh water of the earth is frozen in __________.
8. two important gases of the atmosphere are ________ and ________.
9. life exists on the earth because it has the proper mix of gases, reasonable __________, and a large amount of water.
10. salt water is found mostly in the __________.

matching
match each term in column a with its description in column b. write the correct letter in the space provided.
column a column b
______ 1. salt water a) makes up about 97% of the hydrosphere
______ 2. atmosphere b) water layer
______ 3. hydrosphere c) rocks, minerals, and soil
______ 4. lithosphere d) gases needed by living things
______ 5. oxygen and carbon dioxide e) mixture of gases

Explanation:

FILL IN THE BLANK

1.

Earth is a celestial body that orbits the sun and is classified as a planet.

In our solar system, planets revolve around the sun, which is the central star.

There are nine planets (in the traditional classification) that move around the sun.

Answer:

planet

2.