Question

Which of the following is an example of something that undergoes acceleration while moving at a constant speed?

1.A man standing in an elevator

2. A car making a circle in a parking lot

3. None of these. An object that undergoes
an acceleration has to change its speed

4. A football flying in the air

5. A car moving straight backwards on the
road

Answer 1

2

Answer 2

2. change in direction equates to a change in velocity.