Sound
How is sound made?
A disturbance in the air that reaches you ear.
True or false? Musicology is the study of music.
False
What is the average range of hearing for humans?
20 - 20,000 Hz
What is the unit used to measure sound?
Decibels, (dB).
What is Minecraft?
A blocky survival game, where you can build and more.
What type of wave is sound?
Mechanical wave.
What is the definition of acoustics?
The study of sound and music.
What is the speed of sound?
343 meters per second.
True or False? If you make a really low pitch sound, it will have a high frequency.
False.
True or False? Fortnite is mainly a battle royal game.
True.
Why can't you hear sound in outer space?
There are no air molecules for the sound wave to travel through.
Is electric one of the four types of music?
Nope.
If you are 686 meters away from a source of a sound, how long will it take to reach you?
2 seconds.
What determines how loud a sound is?
Energy or Amplitude.
What company created the game Sonic the Hedgehog?
SEGA.
What is diffraction?
When sound waves bend around corners and spread.
If the frequency of your song is 34,002 Hz, will you hear it?
Nope.
If there is a sound 3430 meters away from you with a frequency of 19 Hz, how long will it take to reach you?
10 meters, but you won't hear it so it doesn't matter.
What is infra-sound?
Sound waves below the normal range of hearing.
True or False? Minecraft is older than Roblox.
False.
What is an echo?
When a sound wave bounces of something and comes back.
What are the 4 main types of musics?
String, woodwind, brass, and percussion.
If you are eating dinner, and your fork scrapes your plate, about how long will it take for the sound to reach your ears? *Remember the plate is in front of you.
What happens to a sound wave as it gets farther from the source?
It spreads out, and becomes softer.
Who is the creator of Roblox?
David B.