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When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?
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Physics, 23.06.2019 03:30
Which statement is true? a) the work done to lift an object 6 meters is greater than the gravitational potential energy it gains. b) the work required to push an object is less than the work required to pull an object the same distance. c) the work required to raise an object to a height is equal to the gravitational potential energy the object gains. d) the work done against gravity to lift an object straight up is greater than the work required to roll it up a ramp.
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Physics, 23.06.2019 11:00
Mr. polifka does a demonstration in science class. he holds an unlit match six inches above a candle flame. after a while, the match bursts into flame.
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A spring has a spring constant of 50N/m if you stretch...
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