Science Glossary
  • 500+ key scientific terms visualised 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
Rotation

Rotation

Circular movement about an axis, for a 3-dimensional object, or a point for a 2-dimensional object.

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Chemical reaction

Chemical reaction

Where one or more substances are changed into different substances.

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Molecule

Molecule

An electrically neutral group of two or more atoms held together by covalent bonds.

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Angle of reflection

Angle of reflection

The angle made between a reflected ray and a line perpendicular to the surface at the point of reflection.

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Stimulated emission

Stimulated emission

The process in which a photon is emitted from an atom or molecule when hit by another photon of the right energy.

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Homeostasis

Homeostasis

The maintenance of a stable internal environment.

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