How have the geography and climate of North America contributed to the wealth of the United States and Canada?

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.

In the construction of a new housing development which factor of production can be categorized as land?

Which region commonly traded fish? a. georgia b. southern colonies c. new england colonies d. middle colonies