Stimulated emission
The process in which a photon is emitted from an atom or molecule when hit by another photon of the right energy.
Glossary
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Molecular formula
A formula that shows the actual numbers of atoms of each element in one molecule of a compound.
Glossary
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Condensation reaction
A reaction in which two molecules join together while eliminating a smaller molecule, usually water.
Glossary
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Red Hot: Emergency Stop
The everyday process of braking uses extraordinary energy conversion.
CONTEXT
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Earthquake
A shaking of the Earth's surface due to a release of energy within the crust.
Glossary
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