What force is acting on all of us, and everything around us? What is the rate of its

acceleration? What is acceleration? What is deceleration? How are acceleration and

deceleration similar?

It can be violent; some people are scared of it; and if it's big, it forces you to take notice ... a corner at a high speed in a go kart are all situations where you are accelerating ... To be specific, acceleration is defined to be the rate of change of the velocity.