HISTORY
ANCIENT INDIA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Wootz steel
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Seamless metal globe
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Cast iron rocket
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Wheel
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Detailed explanation-1: -The wheel was invented in the 4th millennium BC in Lower Mesopotamia(modern-day Iraq), where the Sumerian people inserted rotating axles into solid discs of wood. It was only in 2000 BC that the discs began to be hollowed out to make a lighter wheel.
Detailed explanation-2: -The invention of the wheel has also been important for technology in general, important applications including the water wheel, the cogwheel (see also antikythera mechanism), the spinning wheel, and the astrolabe or torquetum.
Detailed explanation-3: -Though often thought of as one of the earliest inventions, the wheel actually arrived after the invention of agriculture, boats, woven cloth, and pottery.
Detailed explanation-4: -Wheels first appeared in ancient Mesopotamia, modern-day Iraq, more than 5, 000 years ago. They were originally used by potters to help shape clay. Later, wheels were fitted to carts, which made moving objects around much easier. Some early wheels were solid disks of wood cut from tree trunks.
Detailed explanation-5: -The Zero. The Ayurveda. The USB (Universal Serial Bus) Board games. Yoga. Shampoo. Wireless communication. Buttons. More items