Question

hannah conducted an experiment to determine the temperature at which an unknown substance freezes. she conducted multiple trials of her experiment. then angel followed hannahs procedure to verify her results. which of the following statements best compares what hannah and angel did? hannah replicated her experiment, and angel repeated it. hannah repeated her experiment, and angel replicated it. hannah and angel both repeated the experiment. hannah and angel both replicated the experiment.

Explanation:

Repeating an experiment is doing multiple trials by the same person. Replicating an experiment is when another person follows the same procedure. Hannah did multiple trials (repeated), and Angel followed Hannah's procedure (replicated).

Answer:

Hannah repeated her experiment, and Angel replicated it.