by cbrookallred | Apr 19, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
Any Star Wars fan will recognize the remote ice planet Hoth, the location of some of the most iconic scenes from Episode V: The Empire Strikes Back, including the attack on the Rebel Alliance’s Echo Base by Imperial Walkers and Han Solo’s daring rescue of Luke...
by msander | Apr 19, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Students use electrical devices every day. An essential safety component of any electrical device is the fuse. Demonstrate what it means to “blow a fuse” and show why fuses are important safeguards against electrical fires. Courtesy of Flinn Scientific Canada. How...
by msander | Apr 19, 2017 | Gr. 11-12 Chemistry, Gr. 11-12 Physics
An atom is mostly empty space, but empty space is mostly not empty. The reason it looks empty is because electrons and photons don’t interact with the stuff that is there, quark and gluon field fluctuations. It actually takes energy to clear out space and make a...
by msander | Apr 19, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Since ancient Greek times, philosophers and scientists have tried to figure out what an atom looks like. For a couple thousand years, humans could only speculate on the structure and other properties of the smallest unit of matter. It wasn’t until the 1980s that...
by cbrookallred | Apr 19, 2017 | Gr. 11-12 Biology
In this demonstration, students will see a model showing that antibodies bind to antigens as an immune response to foreign invaders. The use of multiple colours shows that antibodies are specific to particular antigens, and suggests that a resilient immune...
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