Unit 8 Review

Select all of the following that define potential energy

• Converts to kinetic energy as an object falls

• Depends on velocity

• Depends on height

• Is greatest at the bottom of a hill

• Is greatest at the top of a hill

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

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

• more
• less
• none of the above
• all of the above 

__________ is stored energy. 

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

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

When you stretch a rubber band, you are storing __________ energy. 

• kinetic 
• potential
• none of the above
• all of the above 

Food has _________ energy.

• Potential Gravitational

• Kinetic

• None of the above

• Chemical

Gravitational Potential energy depends on _______________.

• height of an object
• the distance an object is off of the ground
• gravity only
• mass only

A 20 kg airplane is moving through the air at a velocity of 22 m/s. It maintained a height of 32000 meters. How much kinetic energy does the airplane have?

• 220 J

• 9680 J

• 4840 J

• 4,400 J

• non of these

Select all that are correct: Electromagnetic (Radiant) energy is_______________.

• On Earth, primarily energy from the sun

• energy of light

• not a type of energy

• none of the other answers