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Chemistry, 21.06.2019 16:30 angsoccer02

Astudent wants to shorten the ripening time for tomatoes. he predicts that the more water the seedlings receive, the faster the tomatoes will ripen. he grows 20 tomato plants in a garden in full sunlight that has dry soil, and 20 tomato plants in the same garden where there is more moisture in the soil. he records the time it takes for fruit to develop and ripen on the plants in each location. what is test variable (independent variable) in this experiment? *

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