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23 April, 06:23

John wants to test how temperature affects the mass of sugar that can be

dissolved in water. Which of the following factors must be the same between

the control group and the experimental group?

O

A The mass of the sugar

OB. The time of day

O

C. The temperature of the water

O

D. The volume of the water

+2
Answers (1)
  1. 23 April, 06:52
    0
    Choice A

    Explanation:

    the time of day is irrelevant as is the volume

    this leaves choices and C now your testing how the temperature affects the mass so your using different temperatures in your experiment this eliminates choice C leaving choice A
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