Question: What is the unit used to measure a physical quantity of energy?
Paraphrase: What is the unit utilized to degree a physical amount of vitality?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P111 wd:Q11379 . ?sbj wdt:P31 wd:Q2916980 } 
Answer: electronvolt, small calorie, kilowatt hour, erg, British thermal unit (thermochemical), tonne of oil equivalent, hartree, foot-pound, therm (US), Planck energy, kilopondmetre, quad, gigawatt hour, milliwatt-hour, foe, terawatt hour, petawatt hour, megaton of TNT, GWd, kilojoule, kiloton of TNT, foot-poundal, megawatt hour, terajoule, gigaelectronvolt, watt hour, megajoule, litre atmosphere, kilocalorie, microwatt-hour, kiloelectronvolt, gigajoule, petajoule, exajoule, zettajoule, yottajoule, femtojoule, picojoule, microjoule, nanojoule, millijoule, centijoule, decijoule, decajoule, hectojoule, megaelectronvolt, mean calorie, ton of TNT, joule