Sound

Question 1

particles are closest together

Answer 1

compression

Question 2

particles are furthest apart

Answer 2

rarefaction

Question 3

distance between successive wave crests

Answer 3

wavelength

Question 4

no. of wave crests that move past given point in given unit of time

Answer 4

frequency

Question 5

height of the crest/ depth of the trough

Answer 5

amplitude

Question 6

sound power per unit area

Answer 6

intensity

Question 7

produced by vibrations of any medium; particle to particle interaction

Answer 7

sound propagation

Question 8

how fast disturbance is passed from particle to particle

Answer 8

speed

Question 9

states of matter from fastest to slowest sound propagation

Answer 9

solid, liquid, gas

Question 10

the denser the object, the ___ the sound

Answer 10

faster

Question 11

closeness between molecules in material

Answer 11

density

Question 12

density formula

Answer 12

mass over volume

Question 13

greater elasticity, ___ sound

Answer 13

faster

Question 14

speed of sound ___ when temperature of medium decreases

Answer 14

decreases

Question 15

ave. speed of sound thru air formula

Answer 15

V= speed of sound in material + (0.6 m/s/ºC)(temperature)

Question 16

speed of sound for air at 0ºC

Answer 16

331 m/s

Question 17

wavelength formula

Answer 17

velocity (m/s) over frequency (Hz)

Question 18

frequency formula

Answer 18

distance (cycle) over time (second)