how is heat lost heat

Why is it impossible for a heat engine to be 100% efficient?A) Work cannot be done on a heat engine. B) Some heat is always lost
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2. asked by Iwannaknow
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Why is it impossible for a heat engine to be 100% efficient?a. Entropy always decreases in a heat engine b. Work cannot be done
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2. asked by kricket
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help please I keep reading about heat in my book and just cant get it.the amount of heat gained or lost by a substance is equal
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2. asked by sam
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how is heat lostheat flows from a hot surface to a colder surface. Heat may be lost by conduction, convection, or radiation.
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2. asked by kp
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Sun rocks are farmed by heat and pressure. What is the heat source for rock formation? Is it heat from forest fires heat from
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Some rocks are formed by heat and pressure. What is the heat source for rock formation? (1 point)• heat from forest fires. •
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1 The principle of conservation of heat energystates that that when an object is at constant temperature or is in thermal
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2. asked by Cali franco
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1 The principle of conservation of heat energy states thatthat when an object is at constant temperature or is in thermal
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2. asked by tk
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1 The principle of conservation of heat energy states thatthat when an object is at constant temperature or is in thermal
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2. asked by promise
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1 The principle of conservation of heat energy states thatthat when an object is at constant temperature or is in thermal
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2. asked by Austin
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