Low-pitched sounds vibrate at a ___________ frequency.
low
_______ is how loud or soft a sound is.
Volume
The volume of sound from an electric hand drill could not damage ears.
False
Caroline tapped a glass filled with water and heard a sound. Which action would raise the pitch?
pour some water out of the glass
A bird chirping is an example of a ______ sound.
high pitch/soft
A sound with a higher frequency has a higher ______.
Pitch
A sound with a tall amplitude will be...
loud
When you tighten the strings on a guitar the pitch gets higher. Why?
The strings vibrate faster.
What is pitch?
How high or low sound is.
What happens when a short, thin piano string is pressed?
A high-pitched sound is produced.
Sounds cause the ________ to vibrate and send a message to the brain.
eardrum
A sound with a _________ frequency will have a _________ pitch.
lower,lower
Fast vibrations make -------- pitched sound.
high
If you blow air into an empty glass, then into a half full glass what will change?
Pitch
Sound travels in the form of _____.
waves
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 ?
W
You can raise the pitch on a string instrument by making the string ........... , ..............., or .............. .
thinner, shorter, or tighter.
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