by msander | Mar 6, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics
A frog’s tongue can get prey into its mouth in less time than it takes for you to blink – just seven hundredths of a second. The bug is whipped through the air with a peak acceleration of around 12Gs, way more than astronauts experience when launched into space,...
by msander | Mar 6, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
What does an atom look like? Throughout history scientists and philosophers have attempted to answer this question. As a result, they’ve come up with some useful models for understanding the building blocks of our universe. Learn more about quantum physics:...
by msander | Mar 2, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Observations over millenia and numerous experiments claim that warmer water freezes faster than cold water under identical conditions. Supported by Google Making & Science #ScienceGoals http://youtube.com/makingscience References: Mpemba Effect:...
by msander | Feb 23, 2017 | Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
For a long time we thought the Moon was completely dry, but it turns out there are actually three sources of lunar water. Thanks to Google Making and Science for supporting the new channel! http://youtube.com/makingscience Thanks to Patreon supporters: Nathan Hansen,...
by msander | Feb 16, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry, Safety
In a recent blog post, the activity Elephant’s Toothpaste was demonstrated. The activity was in keeping with our STAO safety policy regarding chemical use. In that policy, we suggest the use of small quantities of chemicals, at as low a concentration as possible...
by msander | Feb 13, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
It’s peak cold and flu season, and mucus is making many of our lives miserable. But despite being a little icky, phlegm gets a bad rap. This germ-fighting goo contains cells and chemical compounds that help us power through a cold. You can also think of mucus as a...
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