Question

give reason for the following
1)glass wares are wrapped in straw during their transportation
2)leaves fall when branches of tree is shaken vigorously
3) a cricket player lowers his hand while catching a ball
4)when a bullet is fired from a gun the gun move backward​

Answer 1

Answer:

Applications of Newtons laws of motion

Explanation:

1)to reduce damage of glass

2)due to inertia of rest

3)to increase the time of impulse

4)newtons 3rd law of motion : every action has an equal and opposite reaction

Answer 2

Answer:

Bullet is made up of much harder material than the gun arm rest.

The bullet being of smaller are exerts more force on a very small are on the body, so it exerts very high pressure on the body whereas a gun has larger surface area in contact with the body so force gets distributed over a larger surface area so the effective pressure exerted by the gun is comparatively lesser.