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Social Studies, 30.01.2020 13:58 queenjade2614
Heated air molecules in a hot air balloon soon carry thermal energy to the top of the balloon this is an example of
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Social Studies, 22.06.2019 14:30, reebz62
Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.
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Heated air molecules in a hot air balloon soon carry thermal energy to the top of the balloon this i...
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