Force and pressure Worksheet-2

Force and pressure Worksheet-2

 

  1. The SI unit of pressure is _____.

 

  1. Some useful devices like syringes, dropper, drinking straw, etc., work on the principles of ____.

 

  1. Increasing the area over which a particular force acts, the pressure _____.

 

  1. Decreasing the area over which a particular force acts, the pressure ______.

 

  1. The pressure exerted by the weight of air on any object is ______.

 

  1. Atmospheric pressure is measured using a _____.

 

  1. Liquids and solids together are called as ____.

 

  1. A manometer is used to measure _____.

 

  1. Skis have _____ area to reduce the pressure on the snow.

 

  1. The atmospheric pressure _____with the increase in altitude.

 

  1. As one goes deeper beneath the surface of liquid, the pressure ____.

 

  1. The fan inside the vaccum pump creates _____ pressure inside the device.

 

  1. The pressure experienced by deep sea divers is _____.

 

  1. An instrument used to measure pressure is ____.

 

  1. To draw water from a well we have to ____ at the rope.

 

  1. A charged body ______ an uncharged body towards it.

 

  1. To move a loaded trolley we have to ______ it.

 

  1. The north pole of a magnet ______ the north pole of another magnet.

 

Answer:

  1. pascal

  2. pressure

  3. decreases

  4. increases

  5. atmospheric pressure

  6. barometer

  7. fluids

  8. pressure

  9. large

  10. decreases

  11. increases

  12. low

  13. very high/very great

  14. manometer/ barometer

  15. pull

  16. attracts

  17. push

  18. repels