a plate sitting on a table a bird perching in a tree a marble rolling down a ramp a dam holding back some water
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which is the best example of an object with kinetic energy?
Possibilities:
- a plate sitting on a table
- a bird perching in a tree
- a marble rolling down a ramp
- a dam holding back some water

a marble rolling down a ramp