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Science and Technology ⁽¹⁷²⁾

Science and Technology

What Are Sound Waves Made of?

Science and Technology

Which gasses are used in electric bulbs? Or is a vacuum left inside?

Science and Technology

Who Is The Inventor Of Matchstick? And Why Is It Called Safety Match?

Science and Technology

What is the unit of carat which is used for measuring the weight of diamonds?

Science and Technology

Why are some medicines in capsule form whereas others are in tablet form?

Science and Technology

What ingredients are used for making ink for ball pen and fountain pen?

Science and Technology

What is the technique of Earthing used in a three-pin electric plug?

Science and Technology

How do machines mimic human speech?

Science and Technology

What shape do raindrops have? Are they tear-shaped like normal droplets of water?

Science and Technology

Does iron increase in weight when it rusts?

Science and Technology

How does compact disc (CD) work?

What is thermocol? And what is its manufacturing process?

Science and Technology

Why are X-rays named after a letter of alphabet? What makes the X-rays pass through solid objects?

Science and Technology

What is meant by a zero watt bulb?

Science and Technology

Why is steam hotter than the boiling water?

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