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Coach Aldridge ran around the track at Bush HS which is 400 m long. If it took 65 seconds, what was his speed?
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Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?
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Avehicle accelerates from 0 to 30 m/s in 10 seconds on a straight road
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Your car burns gasoline as you drive up a large mountain. what energy transformation is the car performing?
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Coach Aldridge ran around the track at Bush HS which is 400 m long. If it took 65 seconds, what was...
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