Added: August 16, 2013 | Visits: 275
The Ptolemy/Copernicus/Tycho EJS Model illustrates the relationships between the systems of planetary astronomy developed by Claudius Ptolemy, Nicholas Copernicus, and Tycho Brahe. The model presents a simplified version of all three systems, showing the motions of the Sun/Earth and two planets...
Platforms: Mac
Added: November 11, 2013 | Visits: 473
Make sparks fly with John Travoltage. Wiggle Johnnie's foot and he picks up charges from the carpet. Bring his hand close to the door knob and get rid of the excess charge. Sample Learning Goals * Describe and draw models for common static electricity concepts. (transfer of, charge, induction,...
Platforms: Mac
Windows Software
Albina Merfyn - I find this to be really easy to use. I can...
