Potential and Kinetic Energy

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Tags

NGSS.MS-PS3-2

At which point is potential energy greatest?

• W
• X
• Y
• Z

At which point is kinetic energy greatest? 

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-1

Calculate the kinetic energy of a truck that has a mass of 2900 kg and is moving

at 55 m/s.

• 7.98 x 10⁴ J

• 4.39 x 10⁶ J

• 1.6 x 10⁵ J

• 8.8 x 10⁶ J

Tags

NGSS.HS-PS3-2

Bonus: A spring stretches by 18 cm when a bag of potatoes weighing 56 N is suspended from its end. How much elastic potential energy does the spring have when it is stretched this far?

• 5 J

• 10 J

• 28 J

• 34 J

At what height is an object that has a mass of 50 kg, if its gravitational potential energy is 9800 J?

• 19.98 m

• 196 m

• 57 m

• 120 m

Tags

NGSS.MS-PS3-2

An explosion of gas from a Hawaiian volcano blows a rock into the sky. the rock has 2000J of kinetic energy. What was its mass if the rock had a velocity of 20m/s

• 200Kg
• 20,000Kg
• 10Kg
• 200Kg

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

A weight lifter raises a 180 kg barbell to a height of 1.95 m. What is the potential energy of the barbell?

• 351 J

• 3443 J

• 1766 J

• 19 J

Tags

NGSS.MS-PS3-2