A student wants to compare how easily a metal and a plastic spoon of the same temperature can transfer thermal energy. Which of the following activities should the student perform?
Measure the effort required to bend each spoon.
Place an ice cube on each spoon and record the rate of melting of the cubes.
Place the spoons at room temperature and record the change in temperature of each.
Measure the change in weight of the spoons after placing them in the freezer for a few minutes.
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