Which river drain all of the land between rocky and appalachian mountains

Nwhat way does renewable energy differ from nonrenewable energy?

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.

8. compare the education of a sparta boy and an athenian boy. (2 points)