Respuesta :
Answer:
D) He knew that light colors reflect energy, so they would be coolest.
Explanation:
He knew that light colors reflect energy, so they would be coolest. George used his knowledge of heat to help him choose the yellow tube. He knew that light colors reflect energy, so they are cooler. He knew that dark colors absorb energy, which makes them hotter. All of the tubes were dark colored, except yellow. Yellow was the lightest, so he chose it.
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