Essay on Light for class 7
Answers
Explanation:
Light energy is used to help us see – either naturally using the Sun or fire, or with manmade objects like candles or lightbulbs. Light energy is also used by plants, which capture the light energy from the Sun and use it to produce their food.Natural sources of light include the sun, stars, fire, and electricity in storms. There are even some animals and plants that can create their own light, such as fireflies, jellyfish, and mushrooms. This is called bioluminescence. Artificial light is created by humans.There are natural and artificial light sources. A few examples of natural light sources include the Sun, stars and candles. A few examples of artificial light sources include light bulbs, lamp posts and televisions.
Explanation:
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