Lessons 6 & 7 (Energy in Homes/Floor Plans)

The ________________________ states that energy cannot be created or destroyed, just changed to a different form.

• energy

• potential energy

• law of conservation of energy

• kinetic energy

Potential Energy is...

• the energy in matter due to the strength of matter.

• the energy in matter due to its position of its parts.

• the energy in matter due to the heat of the object.

Which of these objects has kinetic energy?

• a school bus driving down the road

• an apple sitting on the counter

• a rock sitting outside

• a light bulb

What is heat (thermal) energy?

• Energy that comes from splitting nuclei in an object.

• Energy that comes from electrons within an object.

• Energy that comes from the motion of atoms/molecules in an object.

What is kinetic energy?

• Energy of a moving object.

• Energy of a chemically changed object.

• Energy of an object that is stationary.

Which of the following is NOT correct about energy?

• Exists in many forms

• Can be moved from one object to another

• Can be changed from one form to another

• Can be created and destroyed under the right conditions

Energy that can move through empty space is called

• heat (thermal)

• light (radiant)

• electrical

• mechanical

The food you eat contains ____ energy that is released when you digest your meal.

• mechanical

• chemical

• nuclear

• electrical

A car uses energy, and its energy source is gasoline. What would its purpose of energy be?

• nuclear energy

• electrical energy

• mechanical energy

A toaster uses energy, and it needs electricity for its energy source. What would its purpose of energy be?

• heat (thermal) energy

• light (radiant) energy

• chemical energy