Biology, 27.08.2020 20:01 meganldale15

A theory is an important part of science because it can be used to A. Create better questions B. Create better experiments C. Test a hypothesis D. Make predictions A student designed an experiment to test the affect of salt on the number of plants that live in water. What is the dependent variable in this experiment? A. The water B. Water temperature C. The number of plants living in the water D. The amount of salt in the water
What is an appropriate way to analyze the results of an experiment A. Creating a graph B. Creating a data table C. Making observations D. Asking questions
What is a control group used for? A. Making an observation B. Making a comparison C. Designing an experiment D. Making a hypothesis

What I had was #1 D #2 A #3 B #4 A

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