Other
Energy of Seawater Desalination
This site gives information about energy needed for desalination. It gives formulas on how to determine these figures.
University of Sydney (Australia)
University of Sydney: Structure and Properties of Materials/thermal Physics
An exhaustive set of "lecture notes" on various topics in thermal physics (including thermal expansion). Explanations are well done and more interesting than most. Includes both a mathematical and conceptual treatment of topics. Humor,...
National Weather Service
National Weather Service: Jet Stream: The Atmosphere
Learn about the atmosphere, it's make-up, the layers, the hydrologic cycle and more. The National Weather Service presents this site, including learning lessons and review questions.
Enchanted Learning
Enchanted Learning: Zoom Astronomy: The Earth's Atmosphere
Site provides information on the Earth's atmosphere as well as offers additional information about Earth.
Science Education Resource Center at Carleton College
Serc: Mn Step: Temperature Volume Relationship of a Gas
A lab activity where students investigate the relationship between temperature and volume using a plastic syringe with a stopper. The syringe, filled with trapped air, is placed in a hot and a cold water bath, and temperature and volume...
Other
Dangers of Fracking: What Goes in and Out of Hydraulic Fracturing
Hydraulic fracturing, or "fracking", is the process of drilling and injecting fluid into the ground at a high pressure in order to fracture shale rocks to release natural gas inside.
MadSci Network
The Mad Scientist Network: Chemistry
The question: "What would the triple point of water truly look like?" is discussed and explained. The phases of matter are described.
PBS
Pbs Teachers: Make Some Zlime
Explore properties of matter by making a slimy substance out of cornstarch and water then noticing how it reacts to pressure.
Science is Fun
Science Is Fun: The Collapsing Can
An experiment using an aluminum can and boiling water that demonstrates that the air around us has pressure, although we may not be aware of it.
Other
60 Second Science: Air Putting It to Work
Investigate the properties of air. Observe the water vapor present in our exhaled breath.
Science Buddies
Science Buddies: Leaky Clues to Dam Design: How Reservoir Height Affects Hydroel
It's hard to believe that the same water that you use every day to quench your thirst, cook with, bathe in, swim in, and wash your clothes and dishes, is capable of another trick-it can make electricity. Electricity can be generated...
TeachEngineering
Teach Engineering: Counting Calories
The students discover the basics of heat transfer in this activity by constructing a constant pressure calorimeter to determine the heat of solution of potassium chloride in water. They first predict the amount of heat consumed by the...
TeachEngineering
Teach Engineering: Air Pollution
Students are introduced to the concept of air quality by investigating the composition, properties, atmospheric layers and everyday importance of air. They explore the sources and effects of visible and invisible air pollution. By...
TeachEngineering
Teach Engineering: Bernoulli's Principle
Bernoulli's principle relates the pressure of a fluid to its elevation and its speed. Bernoulli's equation can be used to approximate these parameters in water, air or any fluid that has very low viscosity. Students learn about the...
PBS
Pbs Teachers: Build a Model Dam
Discover the unique engineering properties of a dam by contructing a model dam using popsicle sticks, pebbles and sand.
American Chemical Society
Middle School Chemistry: Lesson Plans: Temperature Changes in Dissolving
Media-rich lesson in which learners discover that it takes energy to break bonds, and that energy is released when bonds are formed during the process of dissolving. They also determine whether dissolving is either exothermic or...
Other
Need: Exploring Nuclear Energy [Pdf]
This downloadable article addresses all aspects of nuclear energy. Visual charts make understanding of cycles and concepts easier. Most useful for older students and educators. PDF (requires Adobe Reader).
Other
Linking Environment and Farming: Simply Sustainable Soils [Pdf]
With increasing pressure on the world's natural environment and resources it is essential that we develop farming systems that have a low impact on the environment, and are also highly productive in meeting the needs of a growing global...
Physics Aviary
Physics Aviary: Practice Problems: Bernoulli's Fountain Problem
In this problem you will have water flowing through an underground pipe and then passing into a ground level nozzle to create a fountain. Based on the pressure in the pipe you will find the speed of the water in both sections of the pipe...
Texas Instruments
Texas Instruments: Dissolved Oxygen
Students use the Dissolved Oxygen Probe to measure the concentration of dissolved oxygen in water from streams and rivers. They correlate the availability of dissolved oxygen to temperature, pressure, and salinity.
TeachEngineering
Teach Engineering: Pop Rockets
Students design and build a paper rocket around a film canister, which is used as the engine. An antacid tablet and water are put into the canister, react to form carbon dioxide gas, and act as the pop rocket's propellant. With the lid...
Annenberg Foundation
Annenberg Learner: Melting Rocks
Turning solid rock into liquid magma involves changing its temperature, pressure, and water content. Try your hand at melting rock to create magma.
Concord Consortium
Concord Consortium: Measuring Voltage on a Breadboard
Find out how measuring voltage in a circuit is like measuring the pressure in a water pipe.
PBS
Pbs: Nova: Absolute Zero: States of Matter
This interactive allows you to explore the effect that temperature and pressure have on the changes in the states of matter. You can test these variables on carbon dioxide, hydrogen and water.
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