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Reading Airline Maintenance Graphs
9th - 12th CCSS: Designed
New ReviewAirline mechanics must be precise, or the consequences could be deadly. Their target ranges alter with changes in temperature and pressure. When preparing an airplane for flight, you must read a maintenance graph. The second lesson plan...
Can Small Pollutants Harm Aquatic Organisms?
9th - 12th
New ReviewNanoparticles have toxic effects on plant and animal life—even though you can't see them. The second lesson of a two-part series has young scientists conduct an experiment that exposes plant and animals to nanoparticle pollutants. They...