The formation of intense tornadoes requires the most powerful of all thunderstorms, called that you can see here. these thunderstorms, which account for less than 10% of all thunderstorms, usually form in the united states during the spring, between the rocky and appalachian mountains. a) a vortex b) cyclones c) supercells d) wall clouds

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting