| front |
back |
revisions |
lasted changed by |
history |
when an ambulance leaves, what happens to:
the frequency?
the wavelength?
the wave speed?
the pitch? |
frequency goes down
wavelength goes up
wavespeed stays the same
pitch goes down |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
 |
when an amubulance approaches, what happens to:
the frequency?
the wavelength?
the wave speed?
the pitch? |
frequency goes up
wavelength goes down
speed stays the same
pitch goes up |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| what is the equation for wavelength? |
x = f / v
x-wavelength
f-frequency
v-wavespeed |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| what is the equation for wave speed? |
v = f * x
v-wavespeed
f-frequency
x-wavelength |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| what is the equation for frequency? |
f = 1 / T
f-frequency
T-period |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a wave form caused by interference that appears not to move along the medium and that show some regions of no vibration (nodes) and other regions of maximum vibration (antinodes) |
standing wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| any interference in which waves combine so that the resulting wave is smaller than largest of the original waves |
destructive interference |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| any interference in which waves combine so that the resulting wave is bigger than the original waves |
constructive interference |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the combination of two or more waves that exist in the same place at the same time |
interference |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
the bending of waves as they pass from one medium to another
ex: spoon in glass of water |
refraction |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
the bending of a wave as it passes an edge or an opening
ex: sound waves bending around a closed door |
diffraction |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
the bouncing back of a wave as it meets a surface or boundary
ex: rope attached to a post |
reflection |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| an observed change in the frequency of a wave when the source or observer is moving |
Doppler effect |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the speed at which a wave passes through a medium |
wavespeed |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the number of vibrations that occur in a 1 s time interval |
frequency |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the time required for one full wavelength to pass a certain point |
period |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the distance between any two successive identical parts of a wave |
wavelength |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the greatest distance that particles in a medium move from their normal position when a wave passes |
amplitude |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the lowest point of a transverse wave |
trough |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the highest point of a transverse wave |
crest |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a wave that causes the particles of the medium to vibrate parallel to the direction the wave travels |
longitudinal wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a wave that causes the particles of the medium to vibrate perpendicularly to the direction the wave travels |
transverse wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a wave caused by a disturbance in electric and magnetic fields and that does not require a medium; also called a light wave |
electromagnetic wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a wave that requires a medium through which to travel |
mechanical wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| the matter through which a wave travels |
medium |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
| a disturbance that transmits energy through matter or space |
wave |
0 |
chunsah Tue, 18 Mar 2008 21:22:11 GMT |
|
