Sound Flashcards
1
Q
How are sounds made?
A
Sounds are made when an object vibrated.
2
Q
How does sound travel?
A
Vibrations travel through air so you can not hear in space.
3
Q
Sound has…
A
Pitch
Volume
4
Q
If we change the pitch of sound the … of the wave changes.
A
Amplitude
5
Q
If we change the volume of the sound the … changes.
A
Frequency
6
Q
A wave has a … and a …
A
Peak
Trough
7
Q
Sounds travel fastest through -
Slowest through -
Doesn’t through -
A
Fastest -solids
Slowest -gas
Doesn’t -vacuum
