What is the hypothesis called that continents are in constant motion

Which features are created on the exterior of a volcano when it erupts? check all that apply. vent crater hot spot lava flow boundary

Which of the principles do you feel is more important for our our american society? respond in 3 sentences. (principals: popular sovereignty, republicanism, federalism, separation of powers, checks and balances, limited government, or individual rights)

Name three things the framers of the constitution did to keep the federal government or any part of it from becoming too powerful.