Shared Flashcard Set

Details

Ch 25.1 thru 25.4
pendulum thru wave speed
21
Physics
11th Grade
01/18/2011

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Cards

Term
vibration
Definition
wiggle in time
Term
wave
Definition
wiggle in space and time
Term
period for orbit
Definition
time to revolve around the center point
Term
period for pendulum
Definition
the time of one back and forth swing
Term
unit for period
Definition
seconds
Term
symbol for period
Definition
T
Term
most influential part of a pendulum
Definition
length from pivot to center of gravity(CG)
Term
galileo's formula for accel. due to gravity
Definition
4 x pi squared x L divided by T squared
Term
sine curve
Definition
result of using a pen as bob on pendulum or spring with conveyor belt
Term
crest
Definition
high parts of sine curve
Term
trough
Definition
low parts of sine curve
Term
amplitude
Definition
midpoint to crest vertically on wave
Term
wavelength
Definition
horizontal measurement from crest to crest
Term
frequency
Definition
vibrations per unit of time (usually a second)
Term
relationship between period and frequency
Definition
reciprocals: T =1/f AND f=1/T
Term
energy is transferred
Definition
by a wave or disturbance in the medium
Term
formula for velocity of a wave
Definition
v=λf wavelength x frequency
Term
λ (lambda)
Definition
symbol for wavelength in meters
Term
a more common formula for velocity
Definition
speed = distance/time
Term
unit for frequency
Definition
hertz…..with various metric prefixes
Term
unit for velocity
Definition
m/s
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