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
Apoptosis

Apoptosis

Programmed cell death.

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Corona

Corona

The outer atmosphere of the Sun.

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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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Magnetic field

Magnetic field

A field of force produced by a magnetic object.

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Amplitude

Amplitude

The difference between the peak and midpoint of a wave.

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Nonmetals

Nonmetals

Nonmetal elements are found to the right of the Periodic Table.

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