Conservation of Energy

Conservation of Energy

Multiple Choice

Which shape is a good aerodynamic

• 1

• 2

• 3

Multiple Choice

What is aerodynamic ?

• Car speed

• The way air moves around things

• The car body

Multiple Choice

Energy that is stored in a system, ready to be used, is called ____________ energy.

• Kinetic

• Potential

• Conserved

• Power

Multiple Choice

What are the units of energy?

• Watt

• Newton

• Joule

• Kelvin

Multiple Choice

Which of the following best describes the energy transfer that takes place when you use a battery?

• Chemical PE -> Electrical
• Electrical -> Chemical PE
• Nuclear PE -> Electrical
• Electrical -> Nuclear PE

Multiple Choice

During photosynthesis, what type of energy transfer takes place?

• Heat -> Chemical Potential
• Chemical Potential -> Light
• Light -> Chemical Potential
• Heat -> Light

Multiple Choice

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed

• Energy cannot be created or destroyed, it can only transformed

• Energy can't be created, destroyed or transformed

• Energy cannot be created or destroyed.

Multiple Choice

What force ultimately slows the roller coaster to a stop?

• Applied
• Normal
• Friction
• Magnetic

Multiple Choice

Work is:

• A transfer of energy by a force to move and object
• Something you get paid for
• Something you take home
• Makes you sweat

Multiple Choice

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

Multiple Choice

Is energy always conserved?

• Always
• Often
• Never
• Sometimes

Multiple Choice

What is mechanical energy?

• It is what metal creates when heated.

• All potential and kinetic energy in a system.

• It is motion of all matter.

• Energy of momentum.

Multiple Choice

At which point(s) on the roller coaster is the kinetic energy at its maximum?

• A
• B
• C
• D

Multiple Choice

At which point(s) on the roller coaster is the gravitational potential energy at its maximum?

• A
• B
• C
• D