Part 2 -Sound Waves - online links and activities

Sound Waves applet - view sound waves eminating from a source at http://www.physics.nwu.edu/ugrad/vpl/waves/sound1.html

Wave Types applet - compare the properties of longitudinal and transverse waves at http://www.physics.nwu.edu/ugrad/vpl/waves/wavetypes.html

Transverse Wave applet - view a transverse wave set up in a string at http://www.accessed.qld.edu.au/home/mirror/suren/Twave/Twave01.html

Longitudinal Wave applet - view a longitudinal wave set up in a pipe at http://surendranath.tripod.com/Lwave/Lwave01.html

Longitudinal Wave applet - view a longitudinal wave in a spring at http:// www.accessed.qld.edu.au/home/mirror/suren/Lwave/Lwave02.html

Oscilloscope applet - explore the basic functions of a virtual Cathode Ray Oscilloscope at http://www.fed.cuhk.edu.hk/sci_lab/ntnujava/oscilloscope/oscilloscope.html

Part 3 - Superposition

Superposition of waves applet - experiment with adding together different waves and see the resulting superimposed waves at http://www.physics.nwu.edu/ugrad/vpl/waves/superposition2.html

Prism applet - see the dispersion effect of a glass prism on white light at http://theory.uwinnipeg.ca/java/java/dispprizm/index.html

Glass Slab applet - see the dispersion effect of a glass prism on white light at http://theory.uwinnipeg.ca/java/java/dispslab/index.html

Part 4 - Electromagnetic Waves

Transverse Wave Interference applet - view what happens when two transverse waves constructively interfere at http://www.accessed.qld.edu.au/home/mirror/suren/Twave/Twave02.html

Part 5 - Reflection and Refraction

Snell's Law applet - view light as it moves from one medium to another. You can vary the incident angle and refractive index of each material and see the results at http://www.physics.nwu.edu/ugrad/vpl/optics/snell.html

Total Internal Reflection applet - change the angle of a light beam at the bottom of a lake to see total internal reflection at http://theory.uwinnipeg.ca/java/java/totintrefl/index.html

Diverging Mirror applet - move an object around and see how the resulting image is effected at http://theory.uwinnipeg.ca/java/java/dmirr/index.html

Converging Lens applet - move an object around and see how the resulting image is effected at http://theory.uwinnipeg.ca/java/java/clens/index.html

Diverging Lens applet - move an object around and see how the resulting image is effected at http://theory.uwinnipeg.ca/java/java/dlens/index.html

Part 6 - Applications

Single Slit Diffraction applet - you can change the width of the slit and the colour/frequency of the light and view the resulting diffraction pattern at http://theory.uwinnipeg.ca/java/java/slitdiffr/index.html

Youngs Double Slit Experiment applet - you can conduct your own version of Young's experiment (and can even choose more than two slits) and see the resulting graph bands at http://www.physics.nwu.edu/ugrad/vpl/optics/diffraction.html

Discover how a CD player walks at http://micro.magnet.fsu.edu/electromag/java/cd/

Electrical Energy

Part 1 - Electricity in Society

Electric Fields and Potentials - a tutorial on electrostatics can be found at http://theory.uwinnipeg.ca/physics/charge/index.html

Part 2 - Moving Electricity

Investigate Ohms law in a virtual circuit at

1. http://www.geocities.com/cnsampson/electricity/ohm.html
2. http://micro.magnet.fsu.edu/electromag/java/ohmslaw/

Part 3 - Circuits

Series Circuit applet- you can set up a two resistor series circuit, choose the value of the emf and resistences then view the current in the circuit and voltage across each resistor (applying Kirchoff's rules) at http://theory.uwinnipeg.ca/java/java/resist2/index.html

Parallel Circuit applet - you can set up a two/three/four resistor series/parallel circuit, choose the value of the emf and resistences then view the current in the circuit and voltage across each resistor (applying Kirchoff's rules) at http://theory.uwinnipeg.ca/java/java/resist4/index.html

More Circuit applets - a range of different circuits are set up at the following locations, each showing specific applications of Ohm's and Kirchoff's laws
http://theory.uwinnipeg.ca/java/java/kirch5/index.html
http://theory.uwinnipeg.ca/java/java/kirch4/index.html
http://theory.uwinnipeg.ca/java/java/kirch3/index.html
http://theory.uwinnipeg.ca/java/java/kirch2/index.html
http://theory.uwinnipeg.ca/java/java/kirch1/index.html

Part 4 - Electrical Power

Current and Resistance - a tutorial looking at current, resistance, energy and power in circuits, including worked problems, can be found at http://theory.uwinnipeg.ca/physics/curr/index.html

Part 5 - Appliances

Charged Particles in a Magnetic Field applet - watch the behaviour of positively and negatively charged particles enter a magnetic field at http://theory.uwinnipeg.ca/java/java/partmagn/index.html

Induced Currentapplet - by changing the shape of  the coil of wire in a magnetic field you can induce currents of different values at http://theory.uwinnipeg.ca/java/java/indcur/index.html

Magnetism/Electromagnetism - a tutorial on electromagnetism can be found at http://theory.uwinnipeg.ca/physics/mag/index.html

Part 6 - Electrical safety

DC Circuit applet - view what happens when a capacitor charges and discharges in a circuit at http://www.fed.cuhk.edu.hk/sci_lab/ntnujava/rc/rc.html

AC Circuit applet - analyse the physics properties of an R-L-C circuit driven by a harmonic voltage source at http://www.fed.cuhk.edu.hk/sci_lab/ntnujava/rlc/rlc.html

Cosmic Engine

Part 1 - Heavens Above

Explore the ideas of geocentricity at http://www.geocentricity.com/

Part 2 - The Big Bang and Beyond

An interactive timeline for the history of the universe can be found at http://www.pbs.org/deepspace/timeline/index.html

A discussion of the Big Bang Theory, it's history and main proponents can be found at http://www.atnf.csiro.au/educate/teachers/Universe.html

A Big Bang movie recreation can be found at http://www.ncsa.uiuc.edu/Cyberia/Cosmos/CosmosCompHome.html

An applet showing Expanding Universe properties can be found at http://www.7stones.com/Homepage/Publisher/GR.html

Part 3 - The Life of Stars

A look at star clusters can be found at http://www.seds.org/messier/cluster.html

Explore the stellar evolution of stars with different mass at http://instruct1.cit.cornell.edu/courses/astro101/java/evolve/evolve.htm

Part 4 - Supernovas to Solar Systems

Planetary Motion applet - can be found at http://plabpc.csustan.edu/general/tutorials/PlanetaryMotion/PlanetaryMotion.htm

Kepler's Second Law of Planetary Motion applet -  can be found at  http://www.phy.syr.edu/courses/CCD_NEW/seti/tutorial/java.html#

Gravity Simulator applet - can be found at http://javaboutique.internet.com/GravSim/

Part 5 - Our Sun

Investigate thermonuclear fusion and other aspects of plasma physics at http://ippex.pppl.gov/

Explore the nature of radioactive decay at http://lectureonline.cl.msu.edu/~mmp/applist/decay/decay.htm

View the decay series of a number of radioactive elements at http://www.nuclides.net/applets/radioactive_decay.htm

Explore the surface of the sun with a number of frequencies of radiation at http://www.spacescience.org/SWOP/Interactives/1.html

View NASA's latest images of the sun at http://umbra.nascom.nasa.gov/images/latest.html

Find out where we are in the sunspot cycle at http://www.sunspotcycle.com/

Find out the details of the solar wind at present at http://www.hobbyspace.com/LivingSpace/Viewers/SpaceWeather/SolarWind_1.htm or http://umtof.umd.edu/pm/index.html

View the latest coronial mass images at http://sprg.ssl.berkeley.edu/image/latest_wic.html

Part 6 - Solar-Earth Interactions

View the latest images of the Earth's aurora at http://www.hobbyspace.com/LivingSpace/Viewers/SpaceWeather/Aurora_1.htm

Read further history of the Earth's ozone layer at http://www.atm.ch.cam.ac.uk/tour/index.html

The science of ozone depletion can be further investigated at http://www.epa.gov/ozone/science/index.html

Compare

1. the Earth and a blackbody and

2. the effects of the Greenhouse Effect on different planets at http://solarsystem.colorado.edu/cu-astr/ (follow the links modules® the greenhouse effect)

General Astronomy Links

Windows to the Universe (NASA)
University of Tennessee Astronomy notes
NAS Cosmology Reading Room
NASA Spacelinks
NASA Education Home Page
NASA Television
Alpha Centauri's Universe