Kinetic Energy Problems

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.MS-PS3-1

NGSS.MS-PS3-5

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.HS-PS3-1

NGSS.HS-PS3-2

Calculate the Ek of a runner that has a mass of 80 kg and is running at a velocity of 8 m/s

• 5120 J

• 320 J

• 640 J

• 2560 J

Tags

NGSS.MS-PS3-1

The table lists the mass and speed of each of four objects. Which two objects have the same kinetic energy?

• A and D

• B and D

• A and C

• B and C

Tags

NGSS.MS-PS3-1

In the diagram below, a 5 kg object is moving with a speed of 10 m/s, and a 10 kg object is moving with a speed of 5 m/s. Which object in the diagram has more kinetic energy?

• Both of the objects have the same amount of kinetic energy.

• The 5 kg object has more kinetic energy.

• The 10 kg object has more kinetic energy.

• Neither object has any kinetic energy.

Tags

NGSS.MS-PS3-1

The energy an object has due to its motion is called ​ ​ (a)   ​ and it means the more it moves the more thermal energy it will have

• kinetic energy

• radiation

• matter

• temperature

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the kinetic energy of a 1500 gram object moving at a velocity of 100 m/s

• 112.5 J

• 7,500,000 J

• 75 J

• 7,500 J

Tags

NGSS.MS-PS3-1

An 8kg dog chases a cat. if the dog has 400J of kinetic energy. What is the speed of the dog?

• 10 m/s

• 5 m/s

• 1 m/s

• 100 m/s

Tags

NGSS.MS-PS3-1

energy of motion

• kinetic energy

• potential energy

• movement

• work

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5