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14 Cards in this Set

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torque
force in a circle equal to force x lever arm
rotational Inertia
an object resistance to change in a rotation direction
transverse wave
a wave that is generated by motion or force that is perpendicular to the direction of the wave motion
reflection
when waves bounce off a barner such that in coming angle equals the outgoing angle (angle of reflection)
wave
an oscillation in time and space
refraction
when waves bend (change direction) as the result of passing from one medium to another where wave velocity differs
wave speed
the distance traveled by a wave in a given amount of time v=frequency x wave length
diffraction
the bending of waves as they pass through, by, or around a barrier