A 0.75-kg block slides on a rough horizontal table top. Just before it hits a horizontal ideal
spring its speed is 3.5 m/s. It compresses the spring 5.7 cm before coming to rest. If the spring
constant is 1200 N/m, the thermal energy of the block and the table top must have?​
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Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct
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Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.
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True or false graphs must include scales that increase by the same amount
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A 0.75-kg block slides on a rough horizontal table top. Just before it hits a horizontal ideal
spri...
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