Why is clean coal technology a temporary solution?
a. it burns the cold for a longer period of time
b. it captures and stores the carbon dioxide
c. it doesn't burn fossil fuels
d. it uses nuclear energy instead of hydro energy

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .

What first caused people to consider that the continents were once one large landmass?

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.