Kinetic energy

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

Tags

NGSS.MS-PS3-1

A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. What is the cheetah’s kinetic energy?

• 1457 Joules

• 22,584 Joules

• 15 Joules

• 45,167Joules

What would have the greatest kinetic energy?

• A car driving down a hill.
• A person running down a hill. 
• A ball rolling down a hill. 

Which is the best example that something has kinetic energy?

• a. a car parked on a steep hill 
• b. a tennis ball rolling across the court
• c. a picture hanging on the wall 
• d. a piece of coal before it's burned 

What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The SI unit in which kinetic energy is measured is 

• Newton
• Kilogram
• Joules
• Metres per second

How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?

• 27 J
• 18 J
• 9 J
• 2 J

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

• 676 J

• 52 J

• 17J

• 338 J

What is the kinetic energy of a ball with a mass of 5kg rolling at 10m/s

• 50 J

• 500 J

• 250 J

• 25 J

A 60 kg Ewok is travelling at a constant speed of 7 m/s. What is its kinetic energy in KJ?

• 1.47 KJ
• 210 KJ
• 147 KJ
• 1470 KJ