1.When you increase the pressure of a moving fluid, the speed of the fluid will
increase.
2.During a windstorm, the roof on a house can fly off because the pressure in the
house is lower than the pressure outside.

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred