Firstly, there are acceleration and deceleration in the roller coaster. As seeing the diagram, in the first section, the velocity of a ride decrease by moving uphill. The coaster¯s direction of force of gravity was down. But the ride moves up, so the gravity pulls t

Some common words found in the essay are:
, roller coaster, potential energy, kinetic energy, makes coaster, force gravity, gravity pulls, lots physical, changes kinetic energy, lots physical concepts, energy changes kinetic, coaster stopped, bodies move, move forward, potential energy changes, force gravity pulls,
Approximate Word count = 427
Approximate Pages = 2 (250 words per page double spaced)