The is the process by which energy from the sun is trapped on earth's surface and converted into heat.
a. solar system
b. radar effect
c. greenhouse effect
d. atmospheric effect

Which of the following was an effect of the black death? people developed greater religious tolerance as they united in prayer. peasants migrated into large cities seeking medical care. there were large increases in wages and prices throughout europe. doctors trying to stop the epidemic made rapid advances in medicine.

Which statement is true of both presidential and parliamentary systems of government?

The constitution limits the power of question 3 options: both the federal government and state governments only the federal government only state governments the supreme court