Calculating Energy

When a rubber band is stretched, it is demonstrating which type of potential energy?

• kinetic

• elastic potential

• gravitational potential

• mechanical

Stored energy that results from the position or shape of an object is called...

• Thermal

• Potential

• Kinetic

• Gravitational

Tags

NGSS.MS-PS3-2

Potential energy that depends on the height of an object

• gravitational potential energy

• elastic potential energy

• nuclear energy

• electrical energy

Kinetic and potential energy associated with the motion or position of an object

• thermal energy

• nuclear energy

• mechanical energy

• electrical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Calculate the potential energy of a car with a mass of 2,500 kg that is on a hill 100 meters above sea level.

• 250,000 J

• 2,450,000 J

• 2,451,663 J

• 248 J

Tags

NGSS.MS-PS3-2

Ty lifts a set of 1250kg weights a vertical distance of 2m in a weight lifting contest. What Potential Energy do the weights now possess?

• 12,789 Joules

• 24,500 Joules

• 4,500 Joules

Tags

NGSS.MS-PS2-4

Lilly's cat ran through your yard. The cat has a mass of 5 kg. He is running at a speed of 3 m/s. What is the kinetic energy of the cat as he runs?

• 8.5 J

• 45 J

• 7.5 J

• 22.5 J

Tags

NGSS.MS-PS3-1

A 5 Kg body is having a Kinetic energy of 250 J. What is the velocity of the body?

• 10 m/s

• 15 m/s

• 20 m/s

• 40 m/s

Tags

NGSS.MS-PS3-1

What is the mass of a ball that has a kinetic energy of 115 J and is traveling at 9 m/s?

• 1035 kg

• 23.5 kg

• 12.8 kg

• 2.84 kg

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A exercise ball is on a table 2.5 m above the ground. What is the mass of the ball if it has a GPE of 56.8 J?

• 71 kg

• 22.72 kg

• 142 kg

• 2.32 kg

Tags

NGSS.MS-PS3-2