Kinetic energy problems

A graph showing the kinetic energy of a 10 kg object at different speeds is provided. Based on the information in the graph, we can predict that the kinetic energy of the object at 2 m/s would be ...

• 0 J

• 5 J

• 20 J

• 60 J

Tags

NGSS.HS-PS3-2

Which of the following can be concluded from the graph?

• When speed increases, kinetic energy decreases.

• Kinetic energy does NOT depend upon speed.

• Speed has a small effect on the amount of kinetic energy.

• Speed has a large effect on kinetic energy.

A diver standing on top of a diving platform that is 20 meters above the pool dives off the platform. Describe the transfer of energy that occurs during the fall.

• Kinetic energy changes to potential energy

• Chemical energy changes to potential energy

• Potential energy changes to kinetic energy

• Potential energy is destroyed. Kinetic energy is created

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

The energy of a pendulum is recorded at different positions in the table below. Use the data in the table to determine the amount of kinetic energy the pendulum had at Position 2.

• 36.55 J

• 63.45 J

• 50 J

• 100 J

Tags

NGSS.HS-PS3-1

A golf pro swings his driver which weighs 0.75Kg at a velocity of 60 m/s. Calculate the kinetic energy of the club.

• 2700 J
• 16.9 J
• 1350 J
• 45 J

Tags

NGSS.HS-PS3-1

What is the KE of a football which has a mass of 0.8 kg and is kicked at a velocity of 10m/s.

• 80 J
• 3.2 J
• 160 J
• 40 J

Tags

NGSS.HS-PS3-1

You serve a volley ball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30m/s. The ball has ____ kinetic energy. Calculate it.

• 1890 J
• 3780 J
• 945 J
• 31.5 J

Tags

NGSS.MS-PS3-1

A rabbit of mass 3kg walks at a speed of 0.5m/s. Calculate its kinetic energy.

• 0.5 J
• 0.75 J
• 0.255 J
• 0.375 J

Tags

NGSS.MS-PS3-1

What is the kinetic energy of a zorb and human with a total mass of 90Kg rolling at 10m/s?

• 3,700J

• 900J

• 4,500J

• 6,500J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

What is the kinetic energy of a 4kg shotput thrown with a velocity of 13m/s

• 676 J
• 3.25 J
• 17J
• 338 J

Tags

NGSS.MS-PS3-1