10pts+brainliest if you get it right which environmental issue would complete this chart for chernobyl, ukraine: nuclear disaster soil pollution deforestation water contamination

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.

Which is the best location for farming? ( southwest asia ) a: east of the jordan river b: central syria c: southern israel d: the coast of lebanon

The form the boundary between north and south china. a. himalayan mountains c. change river b. xi river d. qinling shandi mountains