Question

passengers bend backwards if driver starts the busto move suddenly. why? ​

Answer 1

Answer:

this is because of Newton's law of motion

when bus starts our lower body possess inertia

and die to bus movement our body is at inertia of rest but not upper body so we bend backwards because of inertia

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Answer 2

Answer:

inertia

Explanation:

a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.

"the power required to overcome friction and the inertia of the moving parts"

ex-your loer body is contact with the floor of the bus and moves with it. but your upper body is not in contact. so the bus accelerate Ur body goes back and if the bus puts breaks Ur body will go forward