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The Billboard Hot 100 is a singles chart published by Billboard that measures the most popular singles in the United States, based on sales (physical and digital), online streaming, and radio airplay.
One hundredth of a second. decisecond: 10 −1 s: One tenth of a second. second: 1 s: SI base unit for time. decasecond: 10 s: Ten seconds (one sixth of a minute) minute: 60 s: hectosecond: 100 s: milliday: 1/1000 d (0.001 d) 1.44 minutes, or 86.4 seconds. Also marketed as a ".beat" by the Swatch corporation. moment: 1/40 solar hour (90 s on ...
Adele returned to number one on the second chart of the year with "Easy on Me" and has spent 21 weeks at number one in 2022.. Adult Contemporary is a chart published by Billboard ranking the top-performing songs in the United States in the adult contemporary music (AC) market, based on weekly airplay data from radio stations compiled by Broadcast Data Systems.
Billboard added a second chart in 1947 based on retail sales, and a third in 1949 based on radio airplay. [1] The jukebox chart was discontinued in 1957, and the following year, the remaining two charts were dropped and replaced with a chart, initially entitled Hot C&W Sides, which combined sales and airplay data into one overall ranking. [1]
One hundredth of one second 1.6667 cs: The period of a frame at a frame rate of 60 Hz. 2 cs: The cycle time for European 50 Hz AC electricity 10–20 cs (=0.1–0.2 s): The human reflex response to visual stimuli 10 −1: decisecond ds One tenth of a second 1–4 ds (=0.1–0.4 s): The length of a single blink of an eye [14]
Michael Jackson had the highest number of top hits at the Billboard Hot 100 chart during the 1980s (9 songs). In addition, Jackson remained the longest at the top of the Billboard Hot 100 chart during the 1980s (27 weeks). Madonna ranked as the most successful female artist of the 1980s, with 7 songs and 15 weeks atop the chart.
In 2014, a total of 33 albums claimed the top position of the chart. One of which, American R&B singer Beyoncé's self-titled visual album started its peak in late 2013. [1] The soundtrack to the 2013 Disney film, Frozen was the longest-running number-one album of the year, staying atop the chart for thirteen non-consecutive weeks. [2]
The Doomsday Clock is a symbol that represents the likelihood of a human-made global catastrophe, in the opinion of the members of the Bulletin of the Atomic Scientists. [1] Created by J. Robert Oppenheimer [ citation needed ] and maintained since 1947, the Clock is a metaphor , not a prediction, for threats to humanity from unchecked ...