What is MOST LIKELY the reason the author included a description of Newton's first law of motion?
D to explain why the roller coaster car keeps moving up the hill despite gravity pulling it down
B to show a type of energy that forces a car that is not moving at the top to start going down
O C to describe the reason why a roller coaster car begins to slow down as it ascends up a hill
O A to demonstrate a problem that can interfere with the roller coaster moving smoothly on the
hills