teddybear8728
19.03.2020 •
Biology
Three students are testing which method can melt an ice cube in a plastic bag the fastest.
The first student holds her ice cube in her hands. The second student sits on his ice cube. The third student leaves her ice cube on
her desk
What is the variable, or the factor that changes in this experiment?
A. the type of plastic bag
B. the method used to melt the ice
c. the number of ice cubes
D.
the starting temperature of the ice
Solved
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Ответ:
living cells
Explanation: