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Glossary
The Mediators of Interactions
The "four forces" and the particles
thought to mediate the interactions.
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Interaction
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Mediator
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Notes
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Gravity
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graviton ?
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Mass
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zero (?)
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Range
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infinity (?)
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Weak Interactions
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Intermediate Vector Bosons
W+, W-, Z0
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Mass
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80+ GeV
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Range
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<10-17m
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Electromagnetic
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Photon
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Strong Interactions
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Gluons
pion + ...
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Mass
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140+ Mev
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Range
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<10-15m
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See also Glossary: Relative Strengths of the "Forces"
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