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Lewis has some play dough. He puts a thermometer in the play dough and then holds the dough in his hand, being careful not to touch the thermometer. If heat flows from his hands to the play dough, what will happen to the thermometer reading?
A. The temperature will go up.
B. The temperature will go down.
C. The temperature will go up first and then down.
D. The temperature will not change.
What is The temperature will go up.