by msander | Aug 29, 2017 | Gr 9-10 Science
In this demonstration, students observe what happens to activated glow sticks when they are submerged in water at three different temperatures: cold, room temperature, and hot. Students will use these observations to discuss the type of light emission associated with...
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...
by msander | Aug 29, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Alien species can cause havoc for native ecosystems. Maddie Moate explains how some of the most invasive species have effected parts of the world. Subscribe to Earth Unplugged for more amazing animal videos – http://bit.ly/SubscribeToEarthUnplugged From grey...
by msander | Aug 29, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
Plants are constantly under attack. They face threats ranging from microscopic fungi to small herbivores like caterpillars, up to large herbivores like elephants. But plants are ready, with a whole series of internal and external defenses that make them a less...
by cbrookallred | Aug 23, 2017 | All Science Teachers
Where does today fit in the timeline of time? This animation provides a fascinating graphical look at the history of the universe. Here is Today Link
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