Web21 uur geleden · Still a Theory. The Cretaceous-Tertiary extinction event, or the K-T event, is the name given to the die-off of the dinosaurs and other species that took place some 65.5 million years ago. For ... The Chicxulub crater (IPA: [tʃikʃuˈlub] (listen)) is an impact crater buried underneath the Yucatán Peninsula in Mexico. Its center is offshore near the community of Chicxulub, after which it is named. It was formed slightly over 66 million years ago when a large asteroid, about ten kilometers (six miles) in … Meer weergeven In the late 1970s, geologist Walter Alvarez and his father, Nobel Prize-winning scientist Luis Walter Alvarez, put forth their theory that the Cretaceous–Paleogene extinction was caused by an impact event. The main … Meer weergeven The form and structure (morphology) of the Chicxulub crater is known mainly from geophysical data. It has a well-defined concentric multi-ring structure. The outermost … Meer weergeven Pre-impact geology Before the impact, the geology of the Yucatán area, sometimes referred to as the "target rocks", consisted of a sequence of mainly … Meer weergeven • Barberton Greenstone Belt • List of impact craters on Earth • List of possible impact structures on Earth Meer weergeven A 2013 study published in Science estimated the age of the impact as 66,043,000 ± 11,000 years ago (± 43,000 years ago considering systematic error), based on multiple lines of evidence, including argon–argon dating of tektites from Haiti and Meer weergeven Geophysical data Two seismic reflection datasets have been acquired over the offshore parts of the crater since its discovery. Older 2D seismic datasets have also been used that were originally acquired for hydrocarbon exploration. … Meer weergeven In September 2007, a report published in Nature proposed an origin for the asteroid that created the Chicxulub crater. The authors, Meer weergeven
Dinosaur-killing asteroid may have made Earth’s largest ripple …
Web25 feb. 2013 · 14,143. 7,941. Kutt said: How many megatons was the pre-historic chixculub meteor impact equal to? Wikipedia says 100 teratons, which is 100,000,000 megatons. Web26 mei 2024 · The city-size asteroid that hit Earth 66 million years ago and doomed the dinosaurs to extinction came from the northeast at a steep angle, maximizing the amount of climate-changing gases ... t shirt taglines
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Web11 nov. 2024 · Chicxulub Puerto, Mexico, is the centre of the impact crater that scientists believe was made when the asteroid that wiped out the dinosaurs smashed into the … Web15 feb. 2024 · Cambridge, MA - It forever changed history when it crashed into Earth about 66 million years ago. The Chicxulub impactor, as it's known, left behind a crater off the coast of Mexico that spans 93 miles and runs 12 miles deep. Its devastating impact brought the reign of the dinosaurs to an abrupt and calamitous end by triggering their sudden … Web22 feb. 2010 · The Chicxulub Crater, named after the village which lies near its center, spans over 110 miles wide, with about half of it resting below the Gulf of Mexico. Some 65 million years ago, an asteroid... phil smart workpac