Which of the following should not be held constant during this experiment?

A. The number of paper towels

B. The brand of paper towels

C. the degree of wetness of the paper towels

D. The amount of tension Jonathan puts on the paper towels.

Which of the following should not be held constant during this experiment A The number of paper towels B The brand of paper towels C the degree of wetness of th class=

Respuesta :

the answer is c. the degree of wetness of the paper towels.
The awnser is B to that problem