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Physics, 07.10.2019 01:50 leilei2003

Which of the following statements describes how a heat pump works?

1. the heat pump decompresses gas to warm and cool air.
2. the heat pump compresses gas to warm air and decompresses gas to cool air.
3. the heat pump compresses gas to warm and cool air.
4. the heat pump decompresses gas to warm air and compresses gas to cool air.

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Which of the following statements describes how a heat pump works?

1. the heat pump dec...
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