You water three sunflower plants with salt water. Each plant receives a different concentration of salt solutions. A fourth plant receives pure water. After a two week period, the height is measured. 1. What is the independent variable in this experiment? 2. What is the dependent variable in this experiment? 3. What is the control variable in this experiment?
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You water three sunflower plants with salt water. Each plant receives a different concentration of s...
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