Author Question: Radiogenic decay is a primary source of heat within the Earth. Indicate whether the statement is ... (Read 52 times)

theo

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Radiogenic decay is a primary source of heat within the Earth. Indicate whether the statement is true or false.

Question 2

Not all systems require energy to operate. Indicate whether the statement is true or false.



harveenkau8139

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Answer to Question 1

T

Answer to Question 2

F



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