Question

scientists often repeat experiments multiple times. why is this important?

a. repeating an experiment gives scientists something to do while they think of new hypotheses.
b. repeating an experiment turns a hypothesis into a theory.
c. repeating an experiment helps to verify the results.
d. repeating an experiment allows scientists to test different variables.

Explanation:

Repeating experiments helps rule out random errors and confirm that results are consistent and reliable. A hypothesis becomes a theory through extensive evidence - not just repetition. Testing different variables is not the main purpose of repeating an experiment.

Answer:

C. Repeating an experiment helps to verify the results.