How Will You Explain John Dalton in Few Lines?
John Dalton (6 September 1766–27 July 1844) was a British chemist and physicist who put forward an atomic theory. According to this theory, all matter consists of small...
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Why Do We Need Calcium in Everyday Life?
Calcium is a silvery white metal. It has the chemical symbol Ca. It is one of the commonest metals in the Earth’s crust. It reacts easily with many other elements, and...
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Why Are Convection Heaters So-called?
Why Are Convection Heaters So-called? Heating appliances specially designed to create a circulating movement of warmed air are called convection heaters because they...
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Where Does Iron Come From?
Where Does Iron Come From? It is the most abundant element in the Earth. The Earth’s core is mostly made up of an iron-nickel alloy. It also makes up about 5% of...
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What Is Carbon-14 Dating?
What Is Carbon-14 Dating? Carbon-14 (a carbon atom with six protons and eight neutrons) is an isotope of normal carbon, which is also known as carbon-12 (a carbon atom...
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