Answer:
sun'light bulb'fire'
Explanation:sry if wrong
Sun: It is the natural source and is considered as the oldest source of light energy. ...
Electric bulbs: They are an important artificial source of light. ...
Flame: On burning a fuel, it will produce a flame which emits light.
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Answers & Comments
Answer:
sun'light bulb'fire'
Explanation:sry if wrong
Answer:
Sources of Light Energy
Sun: It is the natural source and is considered as the oldest source of light energy. ...
Electric bulbs: They are an important artificial source of light. ...
Flame: On burning a fuel, it will produce a flame which emits light.