Roller Coaster Energy

A chain does work on a roller coaster raising it to the top of a hill. Rank points A, B, and C in terms of their Gravitational Potential Energies. Put the greatest on the left.

• B

• C

• A

Tags

NGSS.HS-PS2-4

A chain does work raising the roller coaster to the top of a hill. Rank the kinetic energy to the rollercoaster from Greatest(On Left) to the least.

• A

• C

• B

Tags

NGSS.HS-PS3-1

A chain does work raising the roller coaster to the top of a hill. Rank the velocity of the roller coaster from greatest(Left) to least.

• A

• C

• B

Tags

NGSS.HS-PS3-1

What is the gravitational potential energy(PEg) at point A? (a)  

• 70000 J
• 686000 J
• 1000 J
• 492000 J
• 744000 J

Tags

NGSS.HS-PS3-1

What is the gravitational potential energy(PE_g) at point B?

• 20000 J

• 196000 J

• 98000 J

• 242000

• 486000 J

Tags

NGSS.HS-PS2-4

If the gravitational potential energy(PE_g) at A is 686000 J and the gravitational potential energy at C is 490000 J what is the kinetic energy(KE) at C?

• 1175600 J

• 196000 J

• 686000 J

• 486000 J

• 490000 J

Tags

NGSS.HS-PS3-1

If the kinetic energy at B is 490000 J what is the velocity of the roller coaster at B?

• 980 m/s

• 490 m/s

• 31.3 m/s

• 22.1 m/s

• 48.6 m/s

Tags

NGSS.HS-PS3-1

To start the roller coaster a motor pulls the rollercoaster up a 90 m long hill with a force of 10800 N. What work did the motor do?

• 10800 J

• 90 J

• 972000 J

• 120 J

• 884000 J

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5