A student wants to do an investigation to answer the question, "What changes in energy happen when two objects collide?"
Which investigation will best answer the student's question?
O A. Roll two soccer balls down a ramp and measure how far they roll.
B.
Roll one bowling ball along a smooth floor and observe how long it takes to stop.
O C. Roll one basketball along the grass and see if it moves farther than a basketball rolled along a sidewalk.
O D. Roll one beach ball toward another beach ball and observe what happens when they roll into each other.