Question

8th std lesson no. 3 al question and answer

Answer 1

Answer:

Write the word in the blank space.

A. The SI unit of force is_________ (Dyne, Newton, Joule)

B. The air pressure on our body is equal to __________ pressure (Atmospheric, sea bottom, space)

C. For a given object, the buoyant force in liquids of different ________ is__________ (the same, density, different, area)

D. The SI unit of pressure is_______ (N/m3 , N/m2, kg/m2, pa/m2)  

ANSWER:

A. The SI unit of force is Newton.

B. The air pressure on our body is equal to atmospheric pressure.

C. For a given object, the buoyant force in liquids of different density is different.

D. The SI unit of pressure is N/m2.