Question

the passage below describes an experiment. mayas sister thought that different ice cubes would cool soda at different rates. maya wondered whether crushed ice would cool soda faster than whole ice cubes. maya filled six glasses with the same amount of soda. she put crushed ice cubes in two glasses, whole ice cubes in two glasses, and no ice cubes in the remaining two glasses. then, she measured the temperature of the soda in each glass every minute for five minutes. complete the sentence. in this experiment, the glasses with soda only were part of a control group an experimental group

Explanation:

In an experiment, the control group is not exposed to the variable being tested. Here, the variable is the type of ice (crushed or whole). The glasses with only soda have no ice, so they are used for comparison to see the effect of ice on cooling soda.

Answer:

a control group