A pyramid of numbers shows the population at each stage in a food chain . It is drawn as a bar chart with the bars stacked on top of each other. The wider the bar, the more organisms it represents. The producer always goes at the bottom of the pyramid.
Fault-block mountains are formed when two tectonic plates collide, pushing oneover the other. Upwarped mountains form when a "hot spot" of magma pushes upward <span>through the earth's crust.</span>
Suppotive reasoning using factual evidence no?
