8J Flashcards
1
Q
What is a high pitch sound frequency look like?
A
Lines are high and close together
2
Q
What is the low pitch sound frequency look like?
A
Lines of further apart and don’t go as high, they stay quite low
3
Q
What is a loud sound look like?
A
Have bigger gaps in between them, but they still go quite high from the midline
4
Q
How do we hear stuff?
A
First is the object, making sound vibrates, then the air vibrates, then our ear drum vibrates, then the bones in our ear vibrate. Then the fluid and hairs in the Coachella vibrate. Then it sends a signal to the brain.
5
Q
What is a EAR drum
A
A thin membrane
6
Q
What is the equation to find distance?
A
Speed times time
7
Q
The equation to find speed
A
Distance divided by time
