Question

B.
Fill in the blanks:
1. The lowest layer of the atmosphere kopeel there
2. gas is used in making light bulbs and fluorescent tubes.
3. Air has weight so it exerts
4. The ozone layer is part of
5. Exhaled air is rich in
6. An is used to measure atmospheric pressure.​

Answer 1

Answer:

Fill in the blanks:

1. The lowest layer of the atmosphere kopeel there

2. gas is used in making light bulbs and fluorescent tubes.

3. Air has weight so it exerts

4. The ozone layer is part of

5. Exhaled air is rich in

6. An is used to measure atmospheric pressure.