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3 days ago · These three groups overlap heavily, but inclusion in any one is sufficient for an instrument to be included in this list. However, when only a specific subtype of the instrument qualifies as a percussion instrument, only that subtype is listed here. For example, a samba whistle (or apito) is an unpitched percussion instrument, [contradictory] but a whistle in general is not.
4 days ago · Electronic music broadly is a group of music genres that employ electronic musical instruments, circuitry-based music technology and software, or general-purpose electronics (such as personal computers) in its creation. It includes both music made using electronic and electromechanical means ( electroacoustic music ).
1 day ago · Casio F-91W digital watch, one of the most popular watches ever. A clock or chronometer is a device that measures and displays time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units such as the day, the lunar month, and the year. Devices operating on several physical ...
3 days ago · Discover intriguing insights about batteries with 15 facts. Explore the science, history, and impact of batteries in our modern world.
May 17, 2024 · Gaston Planté was a French physicist who produced the first electric storage battery, or accumulator, in 1859; in improved form, his invention is widely used in automobiles. Planté followed an academic career, beginning in Paris as a lecture assistant in physics at the Conservatory of Arts and
- The Editors of Encyclopaedia Britannica
May 28, 2024 · Toy, plaything, usually for an infant or child, and often an instrument used in a game. Toys, playthings, and games survive from the most remote past and from a great variety of cultures. The ball, kite, and yo-yo are assumed to be the oldest objects specifically designed as toys.
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May 15, 2024 · Researchers are developing battery technologies to fight climate change in two ways, by expanding the use of renewable energy and capturing airborne carbon dioxide. Researchers recently created ...
