Biology, 15.09.2019 23:20 missymiss4273
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 still in the sun for an hour and then measure the warmth of the air in each box. in this experiment the types of boxes materials are a(n)
a- independent variable
b- dependent variable
c- constant
d-control
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