Unit 3 Test Review

____________ is the ability to cause change. 

• Energy 
• Force 
• Friction
• Motion

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

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

__________ is stored energy. 

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

Tags

NGSS.MS-PS3-2

What is the kinetic energy of a ball with a mass of 65.0 kg while rolling at a rate of 2.5 m/s?

• 81.25 J
• 203.13 J
• 406.25 J
• 110.35 J

Tags

NGSS.MS-PS3-1

Calculate the potential energy of a rock with a mass of 55 kg as it sits on a cliff that is 27 m high.

• 1485 J
• 13468 J
• 14553 J
• 1289 J

A kid throws a ball with a force of 70N over 1.1 meters. How much work did he do?

• 77 joules
• 70 joules
• 7.7 joules
• 11 joules

Tags

NGSS.MS-PS3-5

Which 2 letters have the most kinetic energy

• W & Y
• X & Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

An acorn hanging from an oak tree.

• Potential
• Kinetic

Tags

NGSS.MS-PS3-5

If a crane lifts a small car 15 meters using 25,000 joules of work in 5 seconds, how much power was generated by the crane?

• 375, 000 Watts
• 1,667 Watts
• 75 Watts
• 5,000 Watts

Tags

NGSS.MS-PS3-4