Heat, Sound, and Light

Energy is the ability to eat.

Heat energy is also called thermal energy.

What are 3 methods in which heat energy can be produced?

A sound is a form of energy that travels through matter and cannot be heard.

What is the highest point of a wave graph?

The law of reflection says that no matter which direction light hits a smooth surface from, the light reflects back off at an equal angle

Opaque is an object that light can pass through; it makes a shadow.

The two poles are North and South.

If the voltage across a resistance is doubled, what will happen to the current?

If the resistance of an electrical circuit is increased, what will happen to the current assuming the voltage remains the same?