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Quick Quiz

The amplitude of a wave is a measure of its

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Module of the day


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


[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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