by msander | Sep 10, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry, Gr. 11-12 Physics, Safety
The document provided below provides general safety rules and procedures that form a strong “backbone” to improve safety in your school. Click here to download…
by msander | Sep 10, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Sports balls of all varieties whether it be soccer, or hockey, or tennis, owe their resilience and reliability to an unusual polymer, one whose derivatives and spinoffs are everywhere you look, from cars to shoes to rocket fuel. Learn about rubber, the all-star’s best...
by msander | Sep 7, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
On July 26, 1943, Los Angeles was blanketed by a thick gas that stung people’s eyes and blocked out the Sun. Panicked residents believed their city had been attacked using chemical warfare. But the cloud wasn’t an act of war. It was smog. So what is this thick gray...
by msander | Sep 4, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
When mercury is added to aluminum, it forms an amalgam (a mercury alloy). Aluminum is normally protected by a thick oxide layer, but the formation of the amalgam disrupts it. It allows fresh aluminum to react with air to form white aluminum oxide. As the oxide grows,...
by msander | Sep 4, 2017 | Gr 9-10 Science, Gr. 11-12 Chemistry
Bradley teaches us about decomposition reactions and catalysts with a little help from a genie in a bottle. Have questions or want us to walkthrough a certain experiment? Let us know in the comments! Subscribe: http://bit.ly/subscribeflinn About FlinnScientific:...
by msander | Aug 29, 2017 | Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
Know when to throw–sometimes things go bad without any outward signs–like rotten odors. A new paper -based test could help. It detects chemical markers of spoilage in food and cosmetics. Learn...
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