the inventor of the telephone

• Thomas Edison

• Alexander Graham Bell

• Sir Isaac Newton

______ is the highness or lowness of a sound.

• Volume

• Pitch

_______ is the loudness or softness of a sound.

• Volume

• Pitch

the measure of a wave´s strength

• volume

• transmit

• amplitude

_____ occurs when an object vibrates.

• sound

• amplitude

The ear has three main parts: the outer ear, the middle ear, and the inner ear.

• True

• False

to move rapidly back and forth

• vibrate

• amplitude

Sound energy can travel because of _________.

• matter

• sound waves

• sound

Sound waves cannot travel through empty space.

• True

• False

A prism makes each color of light bend in a different way, spreading out a series of colors we call the color spectrum.

• True

• False