Question

B. Fill in the blanks:
1. Boats, gliders and parachutes use
for their movement.
2. Air exert ..........
equally in all directions due to the random motion of its
molecules.
3.
.............is used in fire extinguishers.
present in
4. When moist air comes in contact with a cold surface,
the ........... present in air condenses on the cooler surface.
5.
...... released from the burning of fossil fuels cause headache, irritation
in the respiratory tract and suffocation.​

Answer 1

Answer:

1)wind

2)pressure

3)carbon dioxide

4) condenses

5) carbon monoxide

Answer 2

Answer:

1. Air currents

2. Pressure

3. Carbon dioxide

4. Water vapour

5. Sulphur dioxide

Hope it helps you!