Science

Scientific Method Controls and Variables Part 1

Scientific Method Controls and Variables Part 1  ... more>>

Gravity and Friction

Factors Affecting Wind

2 Factors Affecting Wind • We discussed the upward movement of air and its importance in cloud formation. We now turn our attention to horizontal movement - the phenomenon we call wind. What causes air to move horizontally? Air flows from areas of higher pressure to areas of lower pressure. Because unequal heating of Earth‟s surface continually ge  ... more>>

photosynthesis

Resource Conservation and Recovery Act

How To Recognizea Hazardous WasteEven If Its Wearing GlassesClassification of Hazardous Wastes?Solid Wastes?Hazardous Waste Definition?Used Oil?Other Waste Characterization Principles?Used, Reused, Reclaimed, Recycled?DelistingClassification of Hazardous Wastes?Solid Wastes:?can be a solid liquid or gas?a material must first be a solid waste before  ... more>>

Comets1

CometsVisitors from the UnknownMr. K., NASA/GRC/LTP Edited: Ruth PetersenPreliminary Activities1.Word Activity: Look up the word "COMET" in a dictionary. What is the origin of the word? Who were the people who made up this name? What did they believe about their world?2.Science Activity:Use the www or other references to learn about the structure a  ... more>>

Teaching about natural hazards