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In physics, a shock wave (also spelled shockwave), or shock, is a type of propagating disturbance that moves faster than the local speed of sound in the medium. Like an ordinary wave, a shock wave carries energy and can propagate through a medium, but is characterized by an abrupt, nearly discontinuous, change in pressure , temperature , and ...
The most powerful meteor air burst in the modern era was the 1908 Tunguska event. During this event a stony meteoroid about 50–60 m (160–200 ft) in size [1] [2]: p. 178 exploded at an altitude of 5–10 km (16,000–33,000 ft) over a sparsely populated forest in Siberia.
The Chelyabinsk meteor is thought to be the biggest natural space object to enter Earth's atmosphere since the 1908 Tunguska event, [23] [24] [25] and the only one confirmed to have resulted in many injuries, [26] [Note 1] although a small number of panic-related injuries occurred during the Great Madrid Meteor Event of 10 February 1896.
Scientists believe they can find a meteor blast in Earth’s history strong enough to change the climate and, as a result, the animals that lived on Earth. Evidence may exist for a comet shockwave ...
A science fair or engineering fair is an event hosted by a school that offers students the opportunity to experience the practices of science and engineering for themselves. In the United States, the Next Generation Science Standards makes experiencing the practices of science and engineering one of the three pillars of science education.
NASA has announced in a news release that a dying starâ s shockwave has been captured in the optical wavelength.
[100] [101] The Chelyabinsk meteor was estimated to have caused over $30 million in damage. [102] [103] It is the largest recorded object to have encountered the Earth since the 1908 Tunguska event. [104] [105] The meteor is estimated to have an initial diameter of 17–20 metres and a mass of roughly 10,000 tonnes. On 16 October 2013, a team ...
"A new study of 56,000 sun-like stars reveals that other stars like ours may experience powerful superflares about once per century, shedding light on the potential for rare but extreme solar ...
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