Question

A roller coaster needs to climb a tall hill. How tall of a hill can it climb with an initial

speed of 15 m.s.

Answer 1

h = 11.25m

Step-by-step explanation:

mgh = 1/2mv2

gh = 1/2v2

10 x h = 1/2 x 15 x 15

20 x h = 225

h = 225/20

h = 11.25m