Physics, 24.06.2019 21:00 Derrick253
Apitcher claims he can throw a 0.146-kg baseball with as much momentum as a 2.70-g bullet moving with a speed of 1.50 ✕ 103 m/s. (a) what must the baseball's speed be if the pitcher's claim is valid? (b) which has greater kinetic energy, the ball or the bullet? a. the bullet has greater kinetic energy. b. the ball has greater kinetic energy. c. both have the same kinetic energy.
Answers: 2
Physics, 22.06.2019 12:00
In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer
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Physics, 22.06.2019 12:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 2
Physics, 22.06.2019 12:30
If you place a magnet under a clear dish, and sprinkle iron fillings over it, above what part of the magnet will most of the fillings gather
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Physics, 22.06.2019 14:00
Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3
Answers: 3
Apitcher claims he can throw a 0.146-kg baseball with as much momentum as a 2.70-g bullet moving wit...
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