Natural Disasters. DTL09_Sept26_2009-secure. Homes Washed Away at Lake Delton. BrainPOP - Animated Educational Site for Kids - Science, Social Studies, English, Math, Arts. NCDC: Climatic Extremes and Weather Events. USGS Geologic Hazards Science Center. EARTHFORCE. Forces of Nature. Natural Disasters & Weather. Extreme Weather on Earth. 1. Activate students’ prior knowledge about extreme weather on Earth.Ask: What do you know about extreme weather on Earth? Have students brainstorm a list of weather-related words and phrases. Write their responses on the board. Then ask students to sort the list into logical categories, such as types of weather, tools to measure weather, and effects of weather. 2. 3. Tornado: clouds, strong wind, rain, hailHurricane or cyclone: strong wind, heavy rainBlizzard: heavy snow, ice, cold temperaturesDust storm: strong winds, arid conditionsFlood: heavy rainfallHail storm: cold or warm temperatures, rain, iceIce storm: freezing rain After students have completed the worksheet, ask: What patterns do you see?