Maize, commonly known as corn, is a large grain plant domesticated by indigenous peoples in Mexico. The six major types of corn are dent corn, flint corn, pod corn, popcorn, flour corn, and sweet corn.
The wind systems that exist over the earth’s surface are a result of variations in air pressure. These are in turn due to the variations in solar heating. Warm air rises and cooler air rushes in to take its place.