Chris Hadfield says the psychological ramifications of being so far from Earth will play a big part in missions to Mars. Some of Canada’s current and former astronauts spoke at an event at the University of Ottawa on Friday.
Source: Chris Hadfield says Mars missions pose psychological challenges
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Categories: Gr 4-6 Science & Tech
https://youtu.be/2rwFK5_Viqo By Cathy Dykstra.... Here's a simple and well-explained experiment that models the water cycle. Pause the video after the ice cubes have been placed on top of the... read more
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
In this demonstration, a peeled potato is cut into the form of a candle and an almond slice is used as the candle’s “wick.” The teacher lights the almond slice on fire and it burns. The... read more
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Physics
Introduction Hans Christian Oersted (1777–1851), a Danish physicist, was performing an experiment in 1820 when he noticed that whenever an electric current from a battery was switched on or off, a... read more
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