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diamong [38]
3 years ago
15

Which of the following devices uses an outside energy source to transfer thermal energy from a cool area to a warm area?

Biology
2 answers:
My name is Ann [436]3 years ago
6 0
Battery is the answer I suppose it is so option C will be the answer.thanks!
Need help dm me!
s2008m [1.1K]3 years ago
6 0
I think it may be answer a
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