how much energy & money do new light bulbs save?

Last updated: October 9, 2018

Math Skill: Multiplication 

Grade level: 4th5th grades

Environmental Area: Energy

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Purpose: Understand how much electricity and money wecan save by changing light bulbs to energy saving ones and develop awareness of energy conservation

BACKGROUND FOR THE TEACHER

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TEACHER GUIDE

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Calculating electricity usage and electricity price

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worksheet & answer key

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