A 60.watt light bulb runs for 5.0 seconds. How much energy does it use?

asked Nov 20, 2019 128k views

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"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

Cxrodgers answered Nov 24, 2019

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