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LEARNING

What are Solar cell

The image of solar cell glistering in the sun illustrates many a many magazine article on modern technology. But the…

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LEARNING

Computer

World’s first ever digital computer ENIAC developed by the USA in 1946 was a huge sprawl of valves and cables…

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LEARNING

What is gravity

What is it made of? How gravity is different from magnets. Which other planets have gravity? Gravity is considered as…

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LEARNING

Oceans

Sources of Water Water is produced by any of the two processes. The Rest is by way of the take…

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LEARNING

How were sands formed?

Why we have so much abundance of sand and rocks on earth. Sand is considered as the common material which…