Which of the following is an example of acceleration?

I. A car speeds up.
II. A car slows down.
III. A car travels in a straight line at a constant speed.
IV. A car travels at a constant speed and turns left.

Question

Which of the following is an example of acceleration?

I.	A car speeds up.
II.	A car slows down.
III.	A car travels in a straight line at a constant speed.
IV.	A car travels at a constant speed and turns left.

anonymous · Answer

@dan815 @abb0t @Prettyprincess101

drakedoesmc · Answer

Well top answer this question you first need to know and understand the definition of acceleration

drakedoesmc · Answer

@TylerMJ325  dont just give an answer help the person understand why it is the answer and help them figure out the answer on their own @shrutipande9  @hartnn

drakedoesmc · Answer

am i correct in this matter Shruti

anonymous · Answer

Could it not be I, II and IV? The first one and the second one are obvious, and the fourth one is about centripetal acceleration

anonymous · Answer

I thought it would be III.

irishboy123 · Answer

velocity is a VECTOR, it has magnitude AND direction.

any change of magnitude or direction with respect to time is an acceleration.