Unit 1 Review- Energy

Calculate the KE of a moving 4 kilogram object traveling at a velocity of 3 m/s.

• 18 J
• 36 J
• 12 J
• 6 J

Tags

NGSS.MS-PS3-1

How much KE does a moving 6 kilogram object have if it moves with a velocity of 3 m/s?

• 27 J
• 18 J
• 9 J
• 2 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A moving 10 kilogram object has 20 Joules of KE. What is its velocity?

• 2 m/s
• 4 m/s
• 200 m/s
• 10 m/s

Tags

NGSS.MS-PS3-1

What is the mass of a moving object that has 100 Joules of KE and moves at a velocity of 2 m/s?

• 50 kg
• 200 kg
• 25 kg
• 100 kg

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

As mass increases, KE ...

• increases
• decreases
• stays the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

As the velocity of an object decreases its KE will...

• increase
• decrease
• stay the same

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which has a greater impact on KE?

• mass
• velocity

Tags

NGSS.MS-PS3-1

At which point is potential energy greatest?

• W

• X

• Y

• Z

Tags

NGSS.MS-PS3-2

When a pendulum swings, at which point is kinetic energy greatest?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is happening to the potential energy between position 1 to 3?

• Decreasing

• Increasing

• Stays the same

Tags

NGSS.MS-PS3-2