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Sound

QuestionAnswer
What is a series of vibrations that can be heard? Sound
What is the measure of sound energy reaching your ear? Loudness
What is the area where air is pushed together by vibrations? Compression
What is a sound wave made by an object moving faster than the speed of sound? Sonic Boom
What is the reflection of sound waves? Echo
What are moving areas of high and low pressure? Sound waves
What is the rate of travel of a sound wave? Speed of sound
What is the measure of how high or low a sound is? Pitch
What is the measure of energy a wave carries? Amplitude
What is the measure of the distance between a point on one wave and the same point on the next? Wavelength
What is a good example of how sound waves travel - dropping a marble in a bowl of water or a branch moving back and forth? Dropping a marble in a bowl of water
Your brain interprets signals from ____ sounds. Tiny hairs in the ear
The pitch of a stringed instrument can be affected by _____. The length of its strings
If a sound's pitch is high, it's source is ____. Vibrating quickly
An echo will sound most like the original sound if you shout ____. In a long hallway
A sonic boom is caused by ____. An object moving faster than the speed of sound.
sound travels best through a solid
a space without matter. Sound cannot travel in these. vacuum
quiet or soft sound results, small vibrations Small Amplitude,"short wave"
loud sound results, large vibrations Large Amplitude,"tall wave"
Created by: MissMeyer