Question

Fran is conducting an experiment to determine how light affects the growth of bread mold. She is trying to decide the best way to conduct her experiment in order to collect meaningful data. Which of the following experiments would help Fran collect the best data?
A. Place a sample of bread mold in a moist, dark area and record its rate of growth over time.
B. Place the main ingredients of bread in a lighted area and the same amount of the ingredients in a darkened area, and then observe the rate of mold growth over time.
C. Place one piece of bread in a lighted ar

Answer 1

C. Place one piece of bread in a lighted area and one piece of bread in a darkened area, and then observe the rate of mold growth over time.

Answer 2

Place one sample of white bread and one sample of whole wheat bread in a lighted area, and then observe the rate of mold growth over time.

Answer 3

@Destinymasha

Answer 4

what do u think?

Answer 5

c

Answer 6

-she is trying to compare 2 things - bread in a dark area and bread in a light area

Answer 7

YES ! c

Answer 8

thx