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In a building construction, beams are built out of concrete reinforced with steel. Explain
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What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )
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A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s
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In the first law of thermodynamics, triangle e=q-w, what does q stand for
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In a building construction, beams are built out of concrete reinforced with steel. Explain...
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