Problem: Two metal blocks that have slightly different temperatures are placed next to one another. After five minutes, they both have lower but equal temperatures. According to the law of conservation of energy, what most likely happened?a. Energy was created inside the blocks.b. Energy was destroyed inside the blocks.c. Energy was absorbed into the blocks from outside the system.d. Energy was transferred from the warmer block to the cooler block

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Recall that the law of conservation of energy states that energy can neither be created nor destroyed – only converted from one form of energy to another.


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Problem Details

Two metal blocks that have slightly different temperatures are placed next to one another. After five minutes, they both have lower but equal temperatures. According to the law of conservation of energy, what most likely happened?

a. Energy was created inside the blocks.
b. Energy was destroyed inside the blocks.
c. Energy was absorbed into the blocks from outside the system.
d. Energy was transferred from the warmer block to the cooler block

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Law of Conservation of Mass concept. You can view video lessons to learn Law of Conservation of Mass. Or if you need more Law of Conservation of Mass practice, you can also practice Law of Conservation of Mass practice problems.