Learn: Energy Transfers and Efficiency
GCSE AQA Combined Science: Trilogy — 8464
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Match the items on the left with their correct pairs on the right
Match the items on the left with their correct pairs on the right
Which of the following describes energy transfer?
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Match the items on the left with their correct pairs on the right
Efficiency is calculated using the formula {{blank0}} ÷ {{blank1}} × 100.
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Match the items on the left with their correct pairs on the right
Match the items on the left with their correct pairs on the right
Start the lesson to answer this matching question
Match the items on the left with their correct pairs on the right
Which of the following are examples of improving efficiency? (Select all that apply)
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A machine uses 200 J of energy and produces 50 J of useful energy. What is its efficiency?
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