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Summary

  • Easy to find visual links to all of the simulations.
  • List of links to all class tests
  • catalogue of all the screencasts.
  • Lists of links to all the practical worksheets.
  • Quick links to all the worked solutions to past papers
  • Multiple choice quizzes for each lesson to be done online.
  • Homework problems for each lesson with online solutions

Selected Pages

  • Solutions - free

    1. The paddling pool in the photo is 8ft diameter and 1.5 ft deep. If it was filled with oil instead of water would its mass be more... more»

  • Time Dilation - free

    1. The animation represents two light clock travelling at 2x108ms-1relative to one another. The ball bouncing between the mirrors is in fact a photon of light travelling at 3x108ms-1... more»

  • Binding Energy

    1. 4 perfectly elastic balls are projected at a speed of 10ms-1 into a perfectly elastic container as shown in the simulation. As you can see the... more»

  • Electron energy levels

    1. The average KE and temperature in Kelvin of the molecules of a gas are related by the equation KE = 3/2 kT where k is the Boltzmann... more»

  • CCD and digital photography

    1. My phone, an xperia ray has an 8Mpixel camera and is 1cm thick. I took the photograph below of a tape measure on the floor of my... more»

  • Energy density

    1. The energy density of wood is about 17 MJkg-1. The photo below shows a small piece from my wood pile with it's dimensions. The next photo is... more»

 



 

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