Question

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1. the second biggest content of air is ...........

2.clouds are rare in .............. layer of atmosphere.

3. .............layer is the part of stratosphere.

4.inspired air is rich in........... (oxygen/nitrogen).

5.the higher we go the............. is the air pressure.

6.it is the................ pressure which pushes the liquid through siphon.

7. ................ is essential to produce energy in the body of animals.

8.turtle have paddles, penguins have..........

9.fish have fins frogs have.......

10............ layer reflects radio waves back to the earth. ​

Answer 1

Answer:

1. Oxygen

2.Stratosphere

3.stratopause

4.Oxygen

5.lower

6.atmospheric

7.food

8.wings

9.legs

10.ionosphere

Answer 2

Explanation:

1- THERMOSPHERE....

2-STRATOSPHERE...

REASON: The stratosphere is very dry; air there contains little water vapor. Because of this, few clouds are found in this layer; almost all clouds occur in the lower, more humid troposphere.

3-Troposphere and mesosphere...

4-Oxygen..

5- 1 (at higher altitudes pressure decreases)

6-atmospheric pressure...

7-Food ,water and good respiratory system....(air)

8-penguins have short legs with webbed ....

9-Frogs have hind legs and front legs..

10-Ionosphere.....

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