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Erg

The erg is a unit of energy equal to 10−7 joules (100 nJ). It is not an SI unit, instead originating from the older centimetre–gram–second system of units (CGS). Its name is derived from ergon (ἔργον), a Greek word meaning 'work' or 'task'.

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History & Measurement

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Key facts & relationships

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British Gravitational System
7.375621×10−8 ft⋅lbf
CGS base units
1 cm2⋅g⋅s−2
Derivation
1 erg = 1 dyn⋅cm
SI units
10−7 J
Symbol
erg
Unit of
energy

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Overview

History

Advanced semantic analysis

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Map overview Semantic statistics

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Erg

Nodes31
Edges30
Triples24
Avg. degree1.94
Density0.064516
Components1

How this topic connects Entity context

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Erg

Top relations

related to history · 14
Erg → Advancement, Ancient Greek, British, British Association, In, It, James Clerk Maxwell, Rudolf Clausius, Science, System, To, Units, William Draper Harkins, William Thomson
is a · 2
Erg → amount of work done by a force of one dyne exerted for a distance of one centimetre, unit of energy equal to 10
British Gravitational System · 1
Erg → 7.375621×10−8 ft⋅lbf
CGS base units · 1
Erg → 1 cm2⋅g⋅s−2
Derivation · 1
Erg → 1 erg = 1 dyn⋅cm
SI units · 1
Erg → 10−7 J
Symbol · 1
Erg → erg
Unit of · 1
Erg → energy
Unit system · 1
Erg → CGS units
see also · 1
Erg → Foe

Important terminology Word statistics

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Important terminology

units unit energy 10 system si cgs nj equal 100 centimetre cm2 joules gram second ergon word one s2 dyn

Entity relationships Subject–Predicate–Object triples

Extracted RDF-like relationships with confidence and source. The table includes structured facts and lower-confidence contextual relations.
SubjectPredicateObjectConfidenceSrc
ErgBritish Gravitational System7.375621×10−8 ft⋅lbf1.00infobox
ErgCGS base units1 cm2⋅g⋅s−21.00infobox
ErgDerivation1 erg = 1 dyn⋅cm1.00infobox
ErgSI units10−7 J1.00infobox
ErgSymbolerg1.00infobox
ErgUnit ofenergy1.00infobox
ErgUnit systemCGS units1.00infobox
Ergis aunit of energy equal to 100.90text
Ergis aamount of work done by a force of one dyne exerted for a distance of one centimetre0.90text
Ergrelated to historyIn0.60section
Ergrelated to historyRudolf Clausius0.60section
Ergrelated to historyAncient Greek0.60section

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