Kinetic Energy Problems

You serve a volley ball with a mass of 276.2 g. The ball leaves your hand with a speed of 32.00 m/s. The ball has ____ kinetic energy. Calculate it.

• 141000 J

• 141414 J

• 141.4 J

• 141.141 J

Tags

NGSS.HS-PS3-2

What is the kinetic energy of a 1500 gram object moving at a velocity of 1.00 x 10² m/s

• 112.5 J

• 7,500,000 J

• 75 J

• 7,500 J

Tags

NGSS.HS-PS3-1

A moving car.

• Potential

• Kinetic

Tags

NGSS.HS-PS2-1

Minimum kinetic energy (choose all that apply)

• A

• B

• C

• D

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The coaster at A has -

• Maximum PE, Minimum KE

• Minimum PE, Maximum KE

• Minimum PE, High KE

• Maximum PE, Maximum KE

Tags

NGSS.HS-PS3-2

The coaster at B is at -

• Maximum PE, Minimum KE

• Minimum PE, Minimum KE

• Minimum PE, Maximum KE

• Maximum PE, Maximum KE

Tags

NGSS.MS-PS3-5

When a 66.25 kg skydiver jumps from a plane, her speed steadily increases until air resistance provides a force that balances the force due to free fall. How fast is the skydiver falling if her kinetic energy at the moment is 704000J?

• 146 m/s

• 145.95 m/s

• 22880.0 km/s

• 10830.76 m/s

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The largest land predator is the male polar bear, which typically has a mass of around 542 kg. If the maximum kinetic energy for a polar bear with this mass is 60500 J, what is its top speed?

• 15.5 m/s

• 14.932 m/s

• 15.565 m/s

• 14.9 m/s

Tags

NGSS.HS-PS2-1

NGSS.HS-PS3-1

Though slow on land the leatherback turtle holds the record for the fastest water speed of any reptile: 9.78m/s. It is also among the largest of reptiles. Suppose the largest leatherback yet discovered were to swim at a speed of 9.78m/s. If its kinetic energy was 60800J, what was its mass?

• 6216.76 J

• 1272 kg

• 1270 kg

• 1271.32 kg

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

A golf pro swings his driver which weighs 752 g at a velocity of 62.50 m/s. Calculate the kinetic energy of the club.

• 1470000 J

• 1468 J

• 1470 J

• 1468656 J

Tags

NGSS.HS-PS3-1