The United States of America accepted Hawaii as the 50th state to enter the union. Below, you will find the official state symbols and interesting facts about Hawaii.
Thunderstorm Formation. Most thunderstorms form by a cycle that has three stages: the cumulus stage, mature stage, and dissipating stage. Cumulus Stage. The sun heats the Earth's surface during the day. The heat on the surface and warms the air around it.
What causes thunderstorms? Thunderstorms form when an air mass becomes so unstable that it overturns (convects) violently. Thunderstorms are most common in the afternoon over land, when daytime heating of the land by the sun causes the lower part of the troposphere to become unstable from higher temperatures and more water vapor in the air.