Which of the following is not a way to test your hypothesis? a) observe the natural world b) make a guess c) perform an experiment d) make and use a model

Opinion polls reveal that many people believe that the military buildup of the 1980s came at the expense of pressing domestic problems such as environmental pollution and deteriorating educational and transportation infrastructure. in short, people are becoming aware of

Which entity owns most if the television stations, radio stations, and newspapers in the united states

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.