WAVES

Question 1

wave

Answer 1

a repeating disturbance or movement that transfers energy through matter and space

Question 2

medium

Answer 2

what waves travel through (

Question 3

trough

Answer 3

the low points of a wave

Question 4

node

Answer 4

where the wave meets the resting point

Question 5

crest

Answer 5

the high points of a wave

Question 6

rest position

Answer 6

point the wave passes going up to a crest or down to a trough

Question 7

amplitude

Answer 7

the distance from the resting position

Question 8

wavelength

Answer 8

distance from the top of one crest to the top of the next crest

Question 9

transverse wave

Answer 9

motion of the medium is a right angles to the direction of travel

Question 10

longitudinal aka compression wave

Answer 10

particles move along the direction of the wave

Question 11

compression

Answer 11

dense region of compressional wave

Question 12

rarefication

Answer 12

less dense region

Question 13

frequency

Answer 13

how many times the wavelength passes one time

Question 14

sound

Answer 14

energy carried by vibration of matter

Question 15

intensity

Answer 15

amount of energy that flows through a certain area

Question 16

loudness

Answer 16

is our perception of intensity

Question 17

decibels

Answer 17

measurement of sound intensity, measured in (dB)

Question 18

pitch

Answer 18

how high or low a sound’s frequency is