Energy Basics

Front

What does it mean that energy is conserved?

Back

Energy is conserved because it cannot be destroyed.

Front

Why do faster objects have more energy?

Back

Faster objects have more energy because energy is related to speed.

Front

After throwing a baseball, which has more energy?

Back

The baseball has more energy than your arm.

Front

Which limb has more energy when falling from a height, a small limb or a big limb?

Back

The big limb has more energy.

Front

What happens to an object's energy as it moves slower?

Back

As an object moves slower, its energy decreases.

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

Can energy be created or destroyed?

Back

No, energy cannot be created or destroyed; it can only change forms.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

What is potential energy?

Back

Potential energy is stored energy based on an object's position or condition.

Front

Give an example of potential energy.

Back

A rock at the top of a hill has potential energy due to its height.