Which of the following is NOT an example of a convergent boundary?
A continental crust to continental crust collision
B. mantle to core collision
C continental crust to oceanic crust collision
D. oceanic crust to oceanic crust collision

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil

9. the history of life on earth is recorded in

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.