Sound Flashcards
1
Q
Why can’t sound travel through a vacuum
A
no particles for the sound to travel through
2
Q
How does sound travel
A
Sound is transmitted through particles, they are also longitudinal waves
3
Q
If wave speed increases, what also must increase?
A
Wave length must increase as frequency can’t change, wave length gets longer as wave speeds up
4
Q
Can sound be reflected
A
yes, hard flat surfaces can reflect sound causing echoes
