Physics, 17.09.2019 05:00 Daseanjones3063
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, the types of box materials are a(n)
a. independent variable
b. dependent variable
c. constant
d. control
99 points for correct anser
Answers: 1
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