What is piaget's stage of cognitive development that emerges between ages 12 and 16?

What role did radio free europe play in western countries' cold warstrategy?

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 modern world, many countries with kings or queens have evolved into constitutional democracies. in these countries, monarchs are mostly