Finding the Cost to Power Light Bulbs and Defining KiloWatt Hour
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Here we test the money saving advice given on a package of energy efficient light bulbs. We also define KiloWatt Hour; a term that often confuses students. Oh, we also determine the resistance of the light bulbs, ya know, just because we can.
Content Times: (click times to access) 0:19 The Advertisement on the Package of Light Bulbs 0:52 Defining the Problem 2:49 Finding the Resistance of the Light Bulbs 4:10 The Power for 3 Light Bulbs 5:12 KiloWatt Hours per Day 6:52 How Many Years Should They Last? 7:25 Defining KiloWatt Hour |
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