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Dependent And Independent Variable Quiz 13 (4 MCQs)

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1. When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal amount of light, and equal water. What type of variable is the fertilizer?
2. Steven set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
3. Mr. Anady normally uses praise as a reward to train his dog. He wants to know the best way to train his dog, so he sets up an experiment using different typed of rewards and measures how well his dog responds to commands. What is his dependent variable?
4. If you do not understand a direction or part of a lab procedure, you should
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