Science Matters
Ring of Fire
Over a period of 35 years, earthquakes and volcanoes combined only accounted for 1.5 percent of the deaths from natural disasters in the United States. The 15th lesson in a 20-part series connects the locations of earthquakes and...
Curated OER
Fossil Fuels (Part III), The Geology of Coal
Do not overlook this set of lessons just because your school does not have a data analysis system. There is plenty of material here to administer a complete mini unit on the formation, distribution, and properties of coal. Since it...