Sound and Light

1)      A sound wave is an example of a(n) ____ wave.

The human perception of pitch depends on a sound’s

When you hear the sound from a vehicle that is moving toward you, the pitch is higher than it would be if the vehicle were stationary.  The pitch sounds higher because the

Suppose you are on a moving bus as it passes a stationary car in which a stereo is playing music.  As the bus goes past the car, you will hear the pitch of the music

The loudness of sound depends on both the distance from the source and the ____of the sound source.

The highest frequency a human can hear is (a)   Hz

Resonance occurs when something causes an object to vibrate at

When a key fob is placed next to a jug of water, the range of the unlock feature gets larger because of

When a string vibrates at its fundamental frequency it has how many nodes?

Two flute players play notes, one with a frequency of 523 Hz, the other at 527 Hz.  The thrumming sound that occurs is called