Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.
Back in the old days—the really old days—the task of designing materials was laborious. Investigators, over the course of 1,000-plus years, tried to make gold by combining things like lead, mercury, ...
How do we calculate mass and atomic numbers? VideoHow do we calculate mass and atomic numbers? This video is an interactive lesson in calculating an atom's mass and atomic number.
Ninjitsu Master of Elements codes can help you out on your adventure to become the ultimate ninja. This Roblox experience lets you explore a vast world in which you can learn the ancient arts of ...
Silicon (Si) is a metalloid, element number 14 on the periodic table. Like carbon, silicon has four bonding sites, but silicon is more than twice as heavy as carbon. The high melting point of ...
Teacher-generated instructional videos have a host of benefits in the classroom and are a dynamic alternative to traditional direct teaching. They can serve as a valuable touchpoint for students, much ...
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