Question

IN ORDER FOR A ROLLER COASTER TO WORK, WHY DOES THE HILL OF THE CAR NEEDS TO BE HIGHER THAN THE TOP OF THE LOOP

Answer 1

Going at the top it become dense letting it have more energy when looping

Answer 2

Answer: because while you are going to the top it will get more dense but if you go down its easier but for the loop its takes longer

Step-by-step explanation: