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Quick Quiz

Which element is classified as metalloid?

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Module of the day

Carbohydrates

Our bodies are efficient chemical processing plants, breaking down nutrients to use and store for energy. This module introduces carbohydrates, an…

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Term of the day

degree

[noun] [temperature] One graduated unit of measure on a Fahrenheit or Celsius temperature scale. On the Kelvin scale, graduations are called Kelvins. [geometry]…

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