University of Maryland
Um: Carbon Dioxide Balloon on Liquid Nitrogen
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of sublimation. Shows apparatus and set-up; provides suggestions. Easily adaptable as a student project or lab...
Other
Planet psych.com: Defense Mechanisms and Why We Use Them
Brief description of some of the most common defense mechanisms and short explanation of why people use them.
Other
Homewood City Schools: Classification of Matter
This Homewood City Schools site has an outline form and contains lots of information about the classification and composition of matter. Some of the topics covered are matter and temperature, changes in state, composition of matter, and...
Chem4kids
Chem4 Kids: Changing States of Matter
Find out how matter can change from one state to another.
Science4Fun
Science4 Fun: Water Cycle
What is the water cycle? Learn how the water moves to the atmosphere, how water moves across the land, the importance of the water cycle, and the effects of pollution.
Other
Oregon Freeze Dry/how Freeze Drying Works
The process and benefits of freze-drying foods is discussed. The application of sublimation principles to the process is explained and illustrated.