Unit 6, 7 and 8 Review

At what position does the pendulum have the greatest gravitational potential energy?

• Position D
• Position C
• Position B

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

At which point of the roller coaster is potential energy the greatest?

• W

• X

• Y

• Z

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

• more

• less

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

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 energy of moving electrons

• A. Energy
• B. Energy Conversion
• C. Chemical Energy
• D. Electrical Energy

A student is holding the end of a pendulum. The student releases the pendulum. What energy transfers are taking place?

• potential energy is transferred to kinetic energy

• chemical energy to thermal energy

• mechanical energy to chemical energy

• kinetic energy is tranferred to potential energy

Walking on the warm sand sand with your bare feet.

• conduction
• convection
• radiation