Categories: Gr 4-6 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
They knew it had to exist, but they just couldn’t find evidence of it. Now, after decades of searching, astrophysicists have found verification of the first molecule that... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/a3z8WBN_ey4 Mr. Key compares covalent and ionic bonds in order to explain why particles of salt are referred to as formula units and not molecules. read more
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
https://www.youtube.com/watch?v=ZEAzLw3Uiy8 Astronauts are allowed to bring special “crew preference” items when they go up in space. NASA astronaut Don Pettit chose candy corn for his five and... read more
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