Physics, 07.09.2021 21:00 jamaicalove2880

PLEASE HELP WITH SCIENCE Kate gathered three boxes of the same size made of different materials: glass, clear plastic, and aluminum painted black. She placed them on a window sill in the sun for an hour and then measured the warmth of the air in each box.

In this experiment, what is the warmth of the air?

an independent variable

a control

a dependent variable

a constant

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