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Physics, 01.08.2019 06:00 starboy1051

Which is an example of radiation? a. an ice pack is placed on a knee, and the knee cools down. b. a rock is warmed by an ultraviolet heat lamp. c. hot coffee in a mug causes the mug to warm up. d. cold salt water sinks to the bottom of the ocean.

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Which is an example of radiation? a. an ice pack is placed on a knee, and the knee cools down. b....
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