Question

Define acceleration and give its SI unit. When is acceleration of a body negative?

Give two examples of situations in which acceleration of the body is negative.​

Answer 1

Answer:

Acceleration can be defined as the rate of change of velocity.. It is a vector quantity .. ... When the velocity of an object decreases,then the object is said to be moving with negative acceleration.. An example of negative acceleration would be a car breaking or decelerating.

Answer 2

Answer:

here is my answer

Explanation:

acceleration - it is the rate of change of velocity

SI unit - m/s^2

examples where acceleration is negative -

1) when a car puts a break