Science & Mathematics Questions & Answers

Science & Mathematics Questions & Answers

What are red tides?

Red tides are a natural phenomenon caused by high concentration of microscopic algae that are poisonous. The organism produces a toxin that affects the central nervous system of fish, paralyzing them. As a result, dead fish are washed ashore. They can cause human illness and deaths too, following consumption of toxic fish. When red tide algae reproduce in dense concentrations …

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What are quarks and gluons?

For close to three decades, nucleons (protons and neutrons) were considered to be the ultimate subatomic particles. As scientists delved deeper, they detected shadows of yet another layer of matter inside nucleons. Unable so far to crack open a nucleon and bring out one of these shadowy objects for observation and measurement, they named them quarks. It is believed that …

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What are ores, and where might you expect to find them?

You must realize that the Earth provides us with all the raw materials swallowed up by our industries. Many of these material are minerals. The word ‘mineral’ is used to denote any substance obtained by mining. It is clear that the words mine and mineral have similar origins. You might expect that Minerals would be spread throughout the Earth, and …

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What are mosaics?

A mosaic is a picture or pattern made by placing, or fixing, small different-colored pieces of stone or glass side by side. The art was an invention of the Mediterranean peoples and flowered between c. 300-31 B.C. In the Roman period, or about the first five hundred years of the Christian era, mosaics of great beauty ad variety were designed …

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What are mocap suits?

Motion capture, or mocap, is a technique for digitally recording movement. Originally used as an analysis tool for biomechanics, mocap is now successfully employed in a wide variety of sectors including games development, advertising, and education. Movement is captured through the placement of sensors on or near each joint of the body. As each joint moves, the positions or angles …

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What are Mineral Springs and Thermal Springs?

When spring water passes through rocks containing different type of minerals, it absorbs them during its underground flow. Generally the water of all the springs contains some kind of minerals. When there is abnormal amount of mineral in any spring water, it is called ‘Mineral Spring’. When the water of any spring comes into contact with hot rocks, it also …

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