Energy Review

What type of energy is the girl storing in the bow?

• Light Energy
• Elastic Potential Energy
• Chemical Potential Energy
• Thermal Energy

Which type of energy is increased when an object is raised above the ground? 

• Gravitational potential
• Elastic potential
• Kinetic
• Heat

Tags

NGSS.MS-PS3-2

Where does the ball have the greatest potential energy?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS3-2

Which point has the most potential energy?

• D
• F
• B
• A

Tags

NGSS.MS-PS3-2

NGSS.MS-PS2-4

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

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

When a pendulum swings, at which point is potential energy at its greatest? (assume there is no friction)

• 1 and 5
• 2 and 4
• 3 
• 4 and 5

Tags

NGSS.MS-PS3-2

A 10 kilogram rock is dropped off the top of a tall building. If it hits the ground with a speed of 6.5 m/s, how tall is the building? (neglect air resistance and friction)

• 0.46 m

• 0.56 m

• 46 m

• 56 m

A 7 kilogram rock is dropped off the top of a 12 meter tall building. What is the KE of the rock right before it impacts the ground?

• 456.2 J

• 700 J

• 823.2 J

• 12 J

Which has more GPE, a 16 kg ball at 6 m

or a 7 kg rock at 15 m in height?

• The 7 kg rock

• The 16 kg rock

• Both have the same amount of GPE

• Not enough information to answer

What has more KE, a 4 kg mass at

4 m/s or a 2 kg mass at 8 m/s?

• The 4 kg mass.

• The 2 kg mass.

• Both have the same amount of KE.

• Not enough information provided.