Kent State University
Kent State: Classification of Matter
Nice tree structure which shows the different separation technique needed for the two sides. Also gives examples of physical changes/separation techniques.
University of Maryland
U. Of Maryland: Change of State of Liquid Nitrogen
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of the vaporization of liquid nitrogen. Shows apparatus and set-up; provides suggestions. Easily adaptable as...
CK-12 Foundation
Ck 12: Physical Science: Hydrogen Bonding
[Free Registration/Login may be required to access all resource tools.] Explains hydrogen bonds including why they form and changes of state.
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...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Changing the Freezing Point of Water With Salt
This lesson plan teaches first grade students basic chemistry and physics principles--that saltwater freezes at a lower temperature that plain water.
Science Buddies
Science Buddies: Build a 'Breath Spray Bomb' to Study Small Explosion
Hold onto your hats. In this science fair project, you will make a device that sends a film canister across the room with a small chemical explosion. The energy for the explosion is derived from the combustion of ethanol. You will...
CK-12 Foundation
Ck 12: Entropy
[Free Registration/Login may be required to access all resource tools.] After identifying the two driving forces behind all chemical reactions and physical processes, students investigate entropy, and predict whether the entropy change...
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Methane
Article explaining what methane is, its impact as a greenhouse gas on global warming, and natural and man-made sources of methane. (Published: April 30, 2010)
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Ozone
Article explaining what ozone is, how it forms in the atmosphere, and the environmental problems it creates. (Published: August 22, 2008)
CK-12 Foundation
Ck 12: Physical Science: Recognizing Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] Signs that a chemical reaction has occurred.
CK-12 Foundation
Ck 12: Physical Science: Boiling
A module reviewing over how vaporization occurs and its difference from evaporation. Also, review over the definition of boiling point. Module includes a video, pictures, explanation, and review questions.
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Boiling Point
A scientific explanation of what a boiling point is, the factors that can alter a liquid's boiling point, changes of state that occur at the boiling point, and how the normal boiling point relates to a liquid's vapor pressure. (Updated:...
University of Maryland
University of Maryland: Boiling at Reduced Pressure
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of the dependency of the boiling point upon pressure. Shows apparatus and set-up; provides suggestions. Easily...
CK-12 Foundation
Ck 12: Heat Flow
[Free Registration/Login may be required to access all resource tools.] In this lesson, students study the difference between reactions that absorb versus release heat as well as how to measure this change in energy.
Simon Fraser University
Chem1 Virtual Textbook: Liquids and Their Vapors [Pdf]
With an overview of the various properties of the states of matter, this 18 page pdf file provides a series of topics related to liquids including special physical properties of liquids, changes of state, and more.
Other
University of Siegen: Enthalpy of Solution
This resource provides a physical reaction. Hydrous and anhydrous calcium chloride react with water to produce physical exothermic and endothermic reactions.
Museum of Science
Museum of Science and Industry: Online Science: Make Ice Cream
Follow these step-by-step instructions to make homemade ice cream. Learn the chemistry and physics behind this summertime treat.
Khan Academy
Khan Academy: Thermodynamics Article
Thermodynamics is a very important branch of both physics and chemistry. It deals with the study of energy, the conversion of energy between different forms and the ability of energy to do work. Through this article, you will begin to...
University of Maryland
University of Maryland: Boiling Water by Pumping
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration which utilizes a Bell jar and vacuum pump to show the dependency of boiling point upon pressure. Shows...
University of Maryland
U. Of Maryland: Latent Heat: Ice to Water to Steam
A page from the University of Maryland Physics Lecture Demonstration Facility. Provides directions for a teacher demonstration of latent heat in the melting and vaporization process. Shows apparatus and set-up; provides suggestions....
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...
CK-12 Foundation
Ck 12: Limiting Reactant and Percent Yield
[Free Registration/Login may be required to access all resource tools.] Students will compare theoretical yield to actual yield, and then investigate what happens when one reactant runs out before the other reactants are fully consumed....
Chem Tutor
Chem Tutor: States of Matter
A very descriptive site that allows students to understand the different states of matter at the atomic level. Also discusses the process of phase changes and displays phase change graphs. Thermochemistry is also touched upon for high...
Science Buddies
Science Buddies: Science Careers: Materials Scientist and Engineer
An interest in chemistry and physics is what you need to explore the career of materials scientist or engineer. In this career you manipulate atoms to change the structure of materials to make new products. This Science Buddies site lays...