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Question
the passage below describes an experiment. read the passage and then follow the instructions. tylers grandmother suggested that soaking berries in hot water might help prevent the berries from getting moldy. to test this idea, tyler harvested fresh blackberries and divided them evenly into eight bowls. he filled four of the bowls with room temperature water and the other four bowls with water heated to 125°f. tyler let all of the berries soak in the water for 30 seconds. then, he poured out the water and dried the berries. tyler placed the two groups of bowls in the refrigerator, keeping each group separate. after five days, tyler counted the number of moldy blackberries in each bowl. complete the sentence. in this experiment, the number of moldy blackberries was a dependent variable an independent variable
In an experiment, the dependent variable is what is being measured or observed and is affected by the independent variable. Here, Tyler is testing if soaking berries in hot water affects mold - growth. The number of moldy blackberries depends on whether they were soaked in room - temperature or hot water. So, it is the dependent variable.
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a dependent variable