Question

please anybody tell me answer of class 9th but properly please​

Answer 1

Answer:

It is called retardation.

Explanation:

Retardation is the act or result of delaying; the extent to which anything is retarded or delayed; that which retards or delays.

Mark me brainliest please

Answer 2

Answer:

1.Retardation

2.velocity

Explanation:

1.the action of delaying or slowing the progress or development of something.

2.Speed gives an idea of how slow or fast a body is moving. We should know that velocity is defined as the rate change of displacement per unit time. Speed in a specific direction is also known as velocity.

please mark as brainleist answer