How would we know what happened in the greenhouse classroom. This is clearly something you did at school and we don’t know.
Finches adapt to the new conditions such as drought by changing the size, shape and depth of their beaks. Beak morphology varies according to drought conditions. Since after the drought, vegetation dries out and the hard, big, tough seeds remain, only the finches with deep beaks will survive. Finches adapt via their beaks to different foods sources and different local conditions.
I think it might be b but i’m not 100% sure
Answer:
The continental crust is thicker than the
oceanic crust.