Energy!

What is the definition energy?

• moving around

• atoms moving from place to place

• super lightning bolts

• The ability to do work or create change

What is potential energy?

• moving energy

• stored energy

• renewable energy

• non renewable energy

What is kinetic energy?

• moving energy

• potential energy

• stored energy

• renewable energy

What is mechanical energy?

• The energy of motion
• The ability to cause motion (kinetic and potential energy)
• Stored energy
• How far something goes in a specific time

How do you increase the potential energy of the toy?

• By turning the knob and tightening the spring
• By releasing the knob
• By letting it sit for longer
• By turning the toy off

Inside a battery there are...

• chemicals and metal

• light energy and electricity

• little tiny men running in circles

Stretching a rubber band is an example of...

• Potential energy
• Kinetic energy
• Mechanical energy

A fire heating up a hot dog is an example of

• Chemical Energy

• Thermal Energy

• Sound Energy

Which of the following has potential energy?

• A roller coaster at the top of a hill
• A rolling marble
• A running dog

Select all that are true:

Kinetic energy depends on

• Mass

• Strength

• Speed

• Time