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ENERGY - Coggle Diagram
ENERGY
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LIGHT ENERGY
We need light to see everything araund us. Some sources of ligth are natural and some are artificial.Visivle ligth is only one form of electro magnetic radiation.Ligth can pass through some matirials
ENERGY SAVING
burning fossil fuels has negative consequences for the environment including climate change ,acid rain and pollution.We need to use sustainable energy sources.