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  • 21-11-2018
  • Physics
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A 60.watt light bulb runs for 5.0 seconds. How much energy does it use?

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AL2006
AL2006 AL2006
  • 21-11-2018

"watt" means "Joule of energy per second"

"60 watts" means "60 Joules per second"

(60 joules per second) x (5 seconds) = 300 Joules of energy

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