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The speed of sound is the distance travelled per unit of time by a sound wave as it propagates through an elastic medium. More simply, the speed of sound is how fast vibrations travel. At 20 °C (68 °F), the speed of sound in air, is about 343 m/s (1,125 ft/s; 1,235 km/h; 767 mph; 667 kn), or 1 km in 2.91 s or one mile in 4.69 s.
The warmest day on record for the entire planet was 22 July 2024 when the highest global average temperature was recorded at 17.16 °C (62.89 °F). [20] The previous record was 17.09 °C (62.76 °F) set the day before on 21 July 2024. [20] The month of July 2023 was the hottest month on record globally. [21]
Dallol is the hottest place year-round on the planet and currently holds the record high average temperature for an inhabited location on Earth, where an average annual temperature of 34.6 °C (94.3 °F) was recorded between the years 1960 and 1966.
The driest place in North America and the hottest on Earth, Death Valley is a long and narrow basin 282 feet (86 m) below sea level and yet it is walled up with rather steep mountain ranges ...
NASA scientists estimated that in 2024, Earth was about 2.65 degrees Fahrenheit (1.47 degrees Celsius) hotter than the average from the mid-19th century — a period from 1850 to 1900.
Death Valley Is the Hottest Place on Earth Getty Images Death Valley, California reliably recorded a high of 130 degrees Fahrenheit on August 16, 2020 , with a repeat on June 17, 2021.
The current official highest registered air temperature on Earth is 56.7 °C (134.1 °F), recorded on 10 July 1913 at Furnace Creek Ranch, in Death Valley in the United States. [1] For few years, a former record that was measured in Libya had been in place, until it was decertified in 2012 based on evidence that it was an erroneous reading ...
The fastest point on Earth or, in other words, the point farthest from Earth's rotational axis is the summit of Cayambe [14] in Ecuador, which rotates around Earth's axis at a speed of 1,675.89 km/h (1,041.35 mph) and is 6,383.95 km (3,966.80 mi) from the axis.