Question

Which of these is a reason a scientist might repeat an experiment?

A. to compare one theory to another theory
B. to check their own work in a previous experiment
C. to make sure that the question is actually testable
D. to make sure that there is only one difference between experimental groups

Answer 1

Answer: B

Step-by-step explanation:

Because it is

Answer 2

Answer: The Answer is B because I took the quiz and it was right

Step-by-step explanation: