U Online Testing
Heat and Temperature: Mastery Test
4
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Select the correct answer.
Given the law of conservation of energy, what happens when a 200°C iron bar is placed in thermal contact with a 30°C block of wood?
O A.
O B.
Energy leaves the iron bar and enters the wood until the temperatures are equal.
Energy leaves the wood and enters the iron bar until the temperatures are equal.
○ C.
All the energy from the iron bar is transferred to the wood.
O D.
All the energy from the wood is transferred to the iron bar.
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