Agroup of students is investigating wether copper is better thermal conductor than aluminum. the students take a copper wire in an aluminum wire of the same length and diameter. they put equal lengths of wax on one end of each wire and deep the other end into a baker of hot water. the length of wax left on the wires after 10 minutes is shown. what what is the independent variable in this experiment?
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Agroup of students is investigating wether copper is better thermal conductor than aluminum. the stu...
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