Question

B. Fill in the blanks.
1. The gaseous envelope surrounding the Earth is called.
2. A drinking straw works on the account of.
3. is used for measure atmospheric pressure.
4. Two equal forces are said to be
when they act from opposite
directions.
5. Pressure
as we go deep inside sea.
6.
is a device used to measure the pressure exerted by liquid.
7. 1 atm =
N/m
8. The sharp end of the knife has
surface area.
​

Answer 1

1. atmosphere

2. pressure difference(atmospheric pressure)

3.barometer

4.equal

5. increases

6.manometer

7. 1 atm =101325.00 N/m2

8. less surface area