Energy

Conservation of energy states that energy cannot be ________ or ________, but can be altered from one form to another.

• created, destroyed
• gravity, force
• heat, created

Tags

NGSS.MS-PS3-5

__________ is stored energy. 

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

Tags

NGSS.MS-PS3-2

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

At which point is potential energy greatest?

• W

• X

• Y

• Z

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• same

Tags

NGSS.MS-PS3-1

Which is the best example that something has kinetic energy?

• a car parked on a steep hill

• a tennis ball rolling across the court

• a picture hanging on the wall

• a piece of coal before it's burned

What kind of energy is in a rock at the edge of a cliff?

• Potential
• Kinetic
• Both potential and kinetic energy
• none of the above

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

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

• 1

• 2

• 3

• 4

Which of the following is an exmaple of a change of kinetic energy into gravitational potential energy?

• a person parachuting out of a plane
• a car racing around an oval track
• a person skiing down a hill
• a person walking up a hill

Tags

NGSS.MS-PS3-5

Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

• The kinetic energy decreases as the potential energy increases.
• The kinetic energy decreases as the potential energy decreases.
• The potential energy decreases as the kinetic energy increases.
• The potential energy decreases as the kinetic energy decreases. 

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5