pulses and waves vocab

Question 1

pulse

Answer 1

any single disturbance that moves along a medium

Question 2

wave

Answer 2

at least two disturbances in a medium (in the opposite direction)

Question 3

transverse waves

Answer 3

a wave in ehich the disturbance of the medium is perpendicular to the direction in which the wave moves

Question 4

equilibrium position

Answer 4

the porition the medium would be in if it were undisturbed

Question 5

crest

Answer 5

the highest point on a wave above the equilibrium

Question 6

trough

Answer 6

the lowest point on a wave below the equilibrium

Question 7

points in phase

Answer 7

points that move exactly the same way at the same time

Question 8

wavelength (symbol)

Answer 8

lambda (λ)

Question 9

wavelength (unit)

Answer 9

meters

Question 10

wavelength (definition)

Answer 10

the distance between any 2 consecutive points which are in phase

Question 11

frequency (symbol)

Answer 11

f

Question 12

frequency (unit)

Answer 12

hertz (Hz)

Question 13

frequency (definition)

Answer 13

the number of waves passing a point in one second

Question 14

period (symbol)

Answer 14

T

Question 15

period (until)

Answer 15

s (second)

Question 16

period (definiton)

Answer 16

the time taken for a complete wave to pass a point

Question 17

amplitude (symbol)

Answer 17

A

Question 18

amplitude (unit)

Answer 18

m (meter)

Question 19

amplitude (definition)

Answer 19

the maximum displacement of the particles of the medium from their rest position