Sound Waves

Front

To change the pitch of a sound, you have to change the _______. Options: speed, frequency, amplitude, wavelength.

Back

frequency

Front

Which of the following describes a sound wave? mechanical, longitudinal, electromagnetic, transverse

Back

longitudinal

Front

When a sound gets louder, which measurement gets bigger? Options: amplitude, wavelength, speed, frequency

Back

amplitude

Front

Why are the walls of concert halls padded?

Back

To help absorb sound to keep it quiet

Front

The matter through which a wave travels is called the ________.

Back

Medium

Front

A disturbance that travels through a medium as a longitudinal wave is called __________.

Back

sound

Front

What is a pitch?

Back

highness or lowness of a sound

Front

The speed of a sound wave depends on:

Back

both medium and temperature of the air

Front

This is the unit used to measure the loudness of a sound.

Back

Decibel

Front

The loudness of a sound can be defined as

Back

your awareness of a sound