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
Gamma ray bursts

Gamma ray bursts

Extremely powerful flashes of gamma rays.

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Monomer

Monomer

A small molecule that can bond to other similar molecules.

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Vertebrate

Vertebrate

An organism with a backbone.

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Line spectra

Line spectra

A set of well-defined lines within the electromagnetic spectrum, emitted by hot or excited matter.

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Reactant

Reactant

Or reagent, the material that is consumed in a chemical reaction to create its products.

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Echolocation

Echolocation

A technique of locating the position of objects by producing sounds and listening to their echoes.

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