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Physical sciences

Chemistry

See also Elements

The Atoms Family
http://www.miamisci.org/af/sln/
"Learn about energy conservation, kinetic, and potential energy; properties of light, waves, and particles; different forms of electricity and electrical safety" from the Museum of Science in Miami, Florida.
Chem4Kids
://www.chem4kids.com/
Explore matter, elements, reactions, and atoms here.
Chemistry Tutor
://library.thinkquest.org/2923/?tqskip1=1
Introduction to chemistry, grams and moles, reactions and equations, gas, temperature conversion, periodic table and more.
Mathematical Notation for Orders of Magnitude
://chemistry.berkeley.edu/links/weights/powers.html
Scientific notation and their co-related names.
MathMol Hypermedia Textbook
://www.nyu.edu/pages/mathmol/textbook/
Broken down by elementary and middle/high school level, this website explores matter and the world of molecules. The table of contents explains concepts covered at each level.
Mirror Molecules
://americanhistory.si.edu/kids/molecule/
This website briefly explains molecules with images and simple text.
The Particle Adventure
://particleadventure.org
Learn about fundamental particles and forces including graphics.
The pH Factor
://www.miamisci.org/ph/
What is pH? Interactively test lemon juice, milk and more to learn more.
Science is Fun
://scifun.chem.wisc.edu/scifun.html?
Visit the chemical of the week and find out about experiments you can do at home.
Temperature Conversion Calculator
://chemistry.berkeley.edu/links/temperature.html
Let this online calculator convert kelvin, celsius, fahrenheit, reamur and rankine.

Elements

Chemicool Periodic Table
://wild-turkey.mit.edu/Chemicool/
Learn the characteristics, states, reactions, forms, cunductivity and abundance of all the chemical elements.
The Visual Elements Periodic Table
://www.chemsoc.org/viselements/pages/pertable_fla.htm
Includes information on all the elements, a brief history of the modern periodic table and more.

Physics

Physics megasites

Einstein Revealed
://www.pbs.org/wgbh/nova/einstein/
NOVA Online presents information about Albert Einstein's life, his work and his theories. High graphics may lead to slow loading. Text version is available.
Faster Than Sound
://www.pbs.org/wgbh/nova/barrier/
NOVA Online presents a look back at Chuck Yeager and breaking the sound barrier, what creates sonic boom, and what people are doing now to beat the speed records. High graphics may lead to slow loading. Text version is available.
Microworlds: Exploring the Structure of Materials: Contents
://www.lbl.gov/MicroWorlds/Contents/Contents.html
Electrons racing at nearly the speed of light? What is it about a material that makes it hard, brittle, or a good electrical conductor?
Multimedia Physics Studio
://www.glenbrook.k12.il.us/gbssci/phys/mmedia/
This website "consists of a collection of GIF animations and accompanying explanations of major physics concepts. The animations cover common physics principles discussed in a first-year high school physics course."
Optics for Kids: Science and Engineering
://www.opticalres.com/kidoptx.html
Light basics, controlling light, lenses, magnifying Glass: a simple optical device, what's cool about lasers?
Physics 2000
://www.colorado.edu/physics/2000/
Interactively explore popular physics theories with applet technology.
The Physics Classroom
://www.glenbrook.k12.il.us/gbssci/phys/Class/BBoard.html
Glenbrook South High School features beginning and intermediate explanations to laws of physics.
Physics Tutorials
://www.physics.uoguelph.ca/tutorials/tutorials.html
Brush up on your physics here!
Slinky Home Page
://slinky.org/
What do physics and the slinky have in common? Find out here!
Super Bridge
://www.pbs.org/wgbh/nova/bridge/
NOVA Online features the four major types of bridges and shows you how to build a bridge. High graphics may lead the website to load slowly. Text version is available.
Virtual Laboratory
://jersey.uoregon.edu/vlab/
The University of Oregon provides a series of interactive experiments without being in a lab!
A Walk Through Time
://physics.nist.gov/GenInt/Time/time.html
The evolution of time measurement, including ancient calendars, early clocks, the atomic age, and more.

Bouyancy

Buoyancy Basics
://www.pbs.org/wgbh/nova/lasalle/buoybasics.html
This website from NOVA Online explores bouyance basics. Once you learn the basics, go on to the brainteasers section.

Bubbles and Soap

Bubblesphere
://www.bubbles.org/
Enter the bubblesphere and explore soap bubble history, make the ultimate bubble solution, or play tic tac bubble.
Soap Bubbles
http://www.exploratorium.edu/ronh/bubbles/bubbles.html
Explains how soap bubble work and why, also gives links to additional resources.
Soap Films Made Easy
http://maartenrutgers.org/science/soapbasics/soapbasics.html
Soap bubbles and films explained. Great detailed images to help explain concepts.

Roller Coasters & Amusement Parks

Amusement Park Physics
://www.learner.org/exhibits/parkphysics/
"What are the forces behind the fun?"
Roller Coaster Records
://www.cnn.com/TRAVEL/DESTINATIONS/9706/roller.coasters/records.html
Fastest, longest, highest, and the oldest wood and steel roller coasters.
Roller Coasters
http://www.britannica.com/coasters/
From Encyclopedica Britannica, this website looks at roller coasters from th 1800s to the present and includes inventor information.

Science experiments

See also, Science fair projects

Build Volcano Models
://volcano.und.nodak.edu/vwdocs/volc_models/models.html
Learn how to build your very own volcano.
Experimental Science Projects: An Introductory Level Guide
://www.isd77.k12.mn.us/resources/cf/SciProjIntro.html
Ideas for science projects.
Exploratorium Science Snacks
://www.exploratorium.edu/snacks/
A big hands-on museum in San Francisco that's like OMSI, but different... a fun site! Dozens of exciting "Snacks" - miniature science exhibits that students and teachers could make using common, inexpensive, easily available materials.
Kinetic City Cyber Club
://www.kineticcity.com/
Science activities, games and experiments.
Bill Nye
://www.billnye.com
The online lab for this popular TV show.
Whelmers
://www.mcrel.org/whelmers/
Demonstrated experiments for all ages - designed to "whelm" students!
The Why Files
://whyfiles.org/
Popular science experiments changed every two weeks.

Science fair projects

See also Science experiments

Discoveryschool Science Fair Central
://school.discovery.com/sciencefaircentral/
Science fair projects and a question and answer section with author Janice Van Cleave.
Experimental Science Projects: An Introductory Level Guide
://www.isd77.k12.mn.us/resources/cf/SciProjIntro.html
"Presents basic information for doing a science project." Includes tips on observation, information gathering, purpose, hypothesis, procedure, materials, data, recording, results, calculations, questions and conclusions.
Experimental Science Projects: An Intermediate Level Guide
://www.isd77.k12.mn.us/resources/cf/SciProjInter.html
"Additional material has been added [to complement the introductory level guide] to help distinguish between different types of scientific studies. More details are also given about the experimental scientific method, and the steps involved. Several new sections have been added, most notably one that introduces experimental errors." An example science project goes through all these steps.
IPL Science Fair Project Resource Guide
://www.ipl.org/youth/projectguide/
A great place to start, this website from the Internet Public Library includes hints on how to get started, ideas and resources.
Science Fairs Home Page
://www.stemnet.nf.ca/sciencefairs/
A great place to go for ideas. Divided by grade level.
The Ultimate Science Fair Resource
://www.scifair.org/
This website not only gives science fair ideas but also gives steps in creating a science fair project and specific examples of fair experiments and projects.

Science museums

Oregon Museum of Science and Industry Home Page
://www.omsi.edu
OMSI is a great place to find just about anything...
Questacon
://www.questacon.edu.au/index_flash.asp
National Science and Technology Centre in Canberra, Australia.
Science Museum London
://www.nmsi.ac.uk/
Virtual exhibits, a picture library and much more.

Simple machines

The Elements of Machines
://www.mos.org/sln/Leonardo/InventorsToolbox.html
This website presents a variety of definitions and photos of simple machines from levers and pulleys to gears, cranks, and ratchets.