There’s a saying that “it’s not the volts that kills you, it’s the amps” and while that’s true in a way, you can’t have amps without volts and skin resistance plays a big part too. This video explores all this, introducing voltage, current and resistance for those new to these things.
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
The Alka-Seltzer tablets contain sodium bicarbonate and citric acid. As the Alka-Seltzer tablet dissolves in water, the citric acid reacts with the sodium bicarbonate to produce carbonic acid... read more
Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
We only know of one planet in our universe that harbours life: Earth. So it's logical that humanity has focused its search for life beyond our world on planetary bodies. But a new study suggests that... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/eYIxbCmt7Pk We’ve all opened a package filled with hundreds of those pesky foam peanuts. Leave it to our science guy Steve Spangler to create an unforgettable recycling lesson on... read more
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