A sound with a _________ frequency will have a _________ pitch.

Caroline tapped a glass filled with water and heard a sound. Which action would raise the pitch?

When you tighten the strings on a guitar the pitch gets higher. Why?

What is pitch?

The volume of sound from an electric hand drill could not damage ears.

Fast vibrations make -------- pitched sound.

Low-pitched sounds vibrate at a ___________ frequency.

If you blow air into an empty glass, then into a half full glass what will change?

A bird chirping is an example of a ______ sound.

Sounds cause the ________ to vibrate and send a message to the brain.

Two sound waves of different frequencies interfere and produce a resulting waveform shown with four points (W, X, Y, and Z) marked on the new wave. At which point will the sound be the loudest ?

What happens when a short, thin piano string is pressed?