In between-group experiments, researchers often use to make the two groups be equivalent.

How does cloud cover affect how much infrared light is reflected back to the ground?

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.

What is a country called that is technically independant but is controlled by another country