Polor Region

This crossword puzzle will help you with your vocabulary on Polor Region

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10

Across

1. color or pattern used to blend into the background

3. Tiny animals that live in water (hint: whale,shark)

7. A dome-shaped hut made of blocks of snow

8. Gas found in earths atmosphere

9. Tiny plants that live in water (p--t---a--k---)

10. No longer existing

Down

2. Increase in earths temperature, caused by chemicals in the air trapping the suns heat.

4. Thin tube that carries blood around the body

5. Animals that hunts and eats other animals

6. Spoiling air,land, or water with harmful thing (hint:plastic garbage)

9. Top or bottom of earth

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