Energy

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

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

Energy is...

• feeling good

• the ability to do work or cause change

• the food chain

• looking at TV until you fall asleep

Potential energy is...

• energy of a moving object

• stored energy while you are resting

• you running around

• being active on the playground

When is the potential energy the greatest in a roller coaster?

• a. at the bottom of the first hill
• b. at the top of the first hill
• c. at the top of the second hill
• d. at the bottom of the second hill

When you eat fruits and vegetables, chemical bonds are releasing stored energy, this is...

• a. thermal energy

• b. sound energy

• c. electrical energy

• d. chemical energy

Any time an energy conversion takes place, some of the original energy is converted to which one of the following?

• a. sound energy
• b. potential energy
• c. light energy
• d. thermal energy

After an energy conversion, you end up with the same total amount of energy as the original amount of potential energy. Which of the following laws explains this rule?

• a. law of energy changes
• b. law of conservation of energy
• c. law of power and energy
• d. law of potential energy

The ability to do work

• A. chemical energy

• B. Friction

• C. electrical energy

• D. Energy