Key Terms Flashcards
1
Q
The point at which a standing wave has no displacement and therefore does not move back and forth
A
Node
2
Q
The point at which a standing wave has its maximum displacement back and forth
A
Antinode
3
Q
The moving wave that is produced by a standing wave.
A
Pressure wave
4
Q
The number of times an object vibrates every second and the number of times a standing wave moves back and forth every second.
A
Frequency
5
Q
The length in meters of a complete standing wave from the node that defines where it begins to the node that defines where it ends. The units are meters.
A
Wavelength
6
Q
Frequency is related to how we perceive sounds.
A
pitch
7
Q
How fast anything, in this case the pressure waves of a sound, travels. The units are meters per second.
A
Speed
8
Q
The unit of frequency in 1/second
A
Hertz
