The first hill of a roller coaster is 42.0 meters high. The bottom of the first hill is 4.2 meters off the ground.The roller coa

Question

2 years ago

12

The first hill of a roller coaster is 42.0 meters high. The bottom of the first hill is 4.2 meters off the ground.The roller coa

ster cart has a mass of 4500 kg.
Calculate its potential energy at the top of the first hill.

Calculate its potential energy at the bottom of the first hill.

Challenge- What is the velocity of the cart at the bottom of the first hill?

Physics

1 answer:

Karolina [17] · Answer 1 · 2022-11-27T14:03:09+03:00

Karolina [17]2 years ago

7 0

Answer:

1.89*10⁶J

Explanation:

because 4500kg * 42m*10m/s² is 1890000J