Physics, 01.08.2019 11:00 sandra5456
Aperson used a lever to lift a machine with 200 newtons of resistance force 0.2 meters. the person applied 150 newtons of effort force and pushed the end of the lever 0.5 meter. a. what is the work b. what is the work c. what is the efficency of the
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Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block
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Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and
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Aperson used a lever to lift a machine with 200 newtons of resistance force 0.2 meters. the person a...
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