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What is the advantage of adding more pulleys to a system of pulleys?
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When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy
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If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?
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Physics, 23.06.2019 14:50
When oxygen reacts with hydrogen, it has the capacity to release 29 kilojoules of energy. inside a fuel cell, oxygen reacts with hydrogen to produce 23 kilojoules of useful energy. the rest of the energy is lost as heat. what's the efficiency percentage of the fuel cell?
Answers: 1
What is the advantage of adding more pulleys to a system of pulleys?...
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