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Mechanical energy is when there are no forces causing an object to lose energy. a. increased b. conserved c. decreased d. doubled i need this answer ! .
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On his honeymoon, james joule attempted to explore the relationships between various forms of energy by measuring the rise of temperature of water which had fallen down a waterfall on mount blanc. what maximum temperature rise would one expect for a waterfall with a vertical drop of 20 m? the specific heat of water is 4186 j/kg ā k. a)0.064 cĀ° b)0.053 cĀ° c)0.071 cĀ° d)0.047 cĀ°
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220 cubic centimetres of a gas is collected at 57% and at a pressure of 80cm of mercury. What is its...
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