Question

1 Hydrogen constitutes about 21% of the air
2. In the stratosphere, the temperature decreases with increasing height
3. Electrically charged particles are called ions,
4 The lower part of the exosphere is called ionosphere.
5. The mesosphere protects the Earth from meteors,
Write Tror true and F for false,​

Answer 1

Answer:

true

true

false

false

true

Answer 2

Answer:

true

true

false

false

true