Question

Select the correct answer.

Janelle made a hypothesis about the uneven temperatures inside her house during winter. She believes that 50% of the heating ducts are
blocked, and she plans to investigate. If she wants to prove her hypothesis using scientific processes, what should she do next?
A Make another prediction.
B. State her conclusion.
C. Communicate her findings.
D. Run an experiment.
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Answer 1

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:

Step-by-step explanation:

Answer 2

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