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What is energy transfer?
What is an example of energy transfer?
What is energy transformation?
What is an energy flow diagram?
What do computers, TVs, and MP3 players covert electricity into?
What happens when a glass falls of a table?
What does a solar cell convert light energy into?
What does the law of conservation of energy state?
What happens if one object wastes energy?
What is wasted energy?
What is input energy?
What is output energy?
What is energy efficiency?
How can you tell if a device is energy efficient?
How can you tell if the device is inefficient?
Is an electric fan efficient?
What is renewable?
What are some example of renewable energy?
What is non-renewable?
What are some examples of non-renewable energy sources?
