What's the speed of a sound wave through water at 25° celsius?
a. 1,250 m/s
b. 750 m/...
Answers: 2
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The process in which the nucleus of an atom splits into two lighter atoms, releasing a large amount of energy is nuclear
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Adding more pulleys to a system of pulleys needed to lift an object. a. increases the force b. decreases the force c. increases the amount of work d. decreases the amount of work
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Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?
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The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?
Answers: 2
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