Compared to the thickness and density of the continental crust of North America, the oceanic crust of the pacific Floor is A Thinner and less dense
B thicker and less dense
C thinner and more dense
D thicker and more dense

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

In a class of 20 students, what democratic form of governance makes the most sense

Quais são as consequencias (positivas e negativas) da extração dos minerais metálicos