Question

Select the correct answer.

Answer 1

Answer:

Select the correct answer from each drop-down menu.

Madison lives near the ocean. She’s formed a hypothesis that increased concentrations of salt in the air speeds the corrosion of certain metals. If Madison plans to test this hypothesis, she will have to deal with the following variables in her experiment:

dependent variable:  

independent variable:  

one possible confounding variable:  

Explanation:

Answer 2

D since the next step in the scientific process would be to experiment