Energy Problems

A car with a mass of 1000 kg is traveling at a speed of 20 m/s. What is its kinetic energy?

• 400,000 J

• 100,000 J

• 1,000,000 J

• 200,000 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A ball is dropped from a height of 10 meters. What is its potential energy when it reaches the ground?

• -10

• 0

• 20

• 5

Tags

NGSS.MS-PS3-2

A roller coaster car with a mass of 500 kg is at the top of a hill that is 50 meters high. What is its potential energy at this point?

• 245,000 J

• 122,500 J

• 500 J

• 50,000 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A 2 kg object is moving with a velocity of 5 m/s. What is its kinetic energy?

• 10 J

• 15 J

• 25 J

• 20 J

A book is lifted to a shelf that is 2 meters high. If the book has a mass of 1 kg, what is its potential energy?

• 0.98 Joules

• 9.8 Joules

• 196 Joules

• 19.6 Joules

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A pendulum with a mass of 0.5 kg is at its highest point. What is its kinetic energy at this point?

• 0.5 J

• 0 J

• 1 J

• 2 J

Tags

NGSS.MS-PS3-1

A 1000 kg car is moving at a speed of 10 m/s. What is its kinetic energy?

• 1000 J

• 100 J

• 10000 J

• 50000 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A ball is thrown vertically upwards with an initial velocity of 15 m/s. What is its kinetic energy at the highest point of its trajectory?

• 15

• 30

• 45

• 0

Tags

NGSS.HS-PS3-2

A roller coaster car with a mass of 1000 kg is at the bottom of a hill that is 30 meters high. What is its potential energy at this point?

• 100 J

• 294000 J

• 3000 J

• 50000 J

Tags

NGSS.HS-PS3-1

A 5 kg object is moving with a velocity of 8 m/s. What is its kinetic energy?

• 160 J

• 320 J

• 80 J

• 40 J

Tags

NGSS.HS-PS3-2