When a man walks across the carpet and reaches for the door knob, why does he get shocked? doorknob Question 3 options: There is an electric current in the door knob The carpet was exposed to electricity. Atoms are moving faster in the door knob than in his hand When he drags his feet across the carpet he gains an electric charge, and then the electrons jump from his hand to the doorknob.
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Determine the maximum r-value of the polar equation r =3+3 cos 0
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Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct
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The material that keeps its new shape after it is stretched is called?
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Which changes would result in a decrease in the gravitational force btween two objects? check all that apply
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When a man walks across the carpet and reaches for the door knob, why does he get shocked? doorknob...
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