Vision Learning
Vision Learning: States of Matter
Did you know the ancient Greeks first identified the three states of matter? Read about how the molecules differ in solids, liquids, gases, and plasma. View photographs and watch how the molecules move in each state. If you're really...
Other
Plasmacoalition: The First State of Matter
This site from the Coalition for Plasma Science provides a short, interesting paper outlining the relative importance or precedence of plasma compared to the other states of matter.
University Corporation for Atmospheric Research
Ucar: Plasma
Article explores plasma, an electrically charged gas found in electrical lights and nature.
Other
Coalition for Plasma Science: A Teacher's Guide to Plasma Science Resources
These resources have been collated to National Science Standards, and include lesson planning ideas.