Science Glossary
  • 500+ key scientific terms visualized in stunning images and concise textual definitions
  • Short 30–60 second films using memorable visual and written learning cues
  • Clear and engaging, Twig Science Glossary reinforces the learning of key curriculum terms
Archaea

Archaea

A type of prokaryotic organism.

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Atomic number

Atomic number

The number of protons in the nucleus of an atom.

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Strong nuclear force

Strong nuclear force

The force that holds protons and neutrons together in the nucleus of an atom.

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Pure

Pure

Free of any unwanted substances or contaminants.

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Stationary

Stationary

Not moving, completely at rest.

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Thermal

Thermal

Relating to heat or temperature.

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