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結果 : what does energy efficiency mean in science
1:04

What is energy efficiency?

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Physicists Find Energy Efficiency

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6:01

Energy Efficiency - What does Energy Efficient Actually Mean??

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15:56

The science of energy and energy efficiency

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5:08

GCSE Physics - Efficiency #8

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What is Energy Efficiency?

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Efficiency Formula | Physics Animation

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What Are Sources of Energy? | Energy Explained | The Dr Binocs Show | Peekaboo Kidz

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Energy efficiency: A science advice perspective. (Full webinar)

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TESTED! Conservation Of Energy Principle | Earth Science

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Energy - Efficiency

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12:26

TedxBoulder - James Brew - The Value of Energy Efficiency

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GCSE Physics Revision "Efficiency"

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Energy | The Dr. Binocs Show | Educational Videos For Kids

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0:32

Ask CLEAResult: What does equity in energy efficiency mean to you? with Emily Kemper

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3:03

Energy Conservation | National Geographic

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3:24

GCSE Physics - Conservation of Energy #4

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0:40

What does Energy Efficiency mean to you?

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Science Cafe - Season 3 Episode 5: Energy Efficiency

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