Q. When was the last time Earth was hit by an asteroid?
66 million years ago
Q. When did the meteor hit the earth?
about 65 million years ago
Q. How did a meteor kill dinosaurs?
As originally proposed in 1980 by a team of scientists led by Luis Alvarez and his son Walter, it is now generally thought that the K–Pg extinction was caused by the impact of a massive comet or asteroid 10 to 15 km (6 to 9 mi) wide, 66 million years ago, which devastated the global environment, mainly through a …
Q. How big was asteroid that killed the dinosaurs?
The dust is all that remains of the 7-mile-wide asteroid that slammed into the planet millions of years ago, triggering the extinction of 75% of life on Earth, including all nonavian dinosaurs.
Q. Why are there no dinosaurs alive today?
They died at the end of the Cretaceous Period and are lost in time, with only fossils remaining. It’s through the excavation of their fossil remains that we’re able to learn how dinosaurs lived and what the world was like when they roamed the planet.
Q. Why can’t dinosaurs live today?
DNA breaks down over time. The dinosaurs went extinct around 66 million years ago and with so much time having passed it is very unlikely that any dinosaur DNA would remain today. While dinosaur bones can survive for millions of years, dinosaur DNA almost certainly does not.
Q. Are plesiosaurs dinosaurs?
Other prehistoric reptiles Marine reptiles, such as ichthyosaurs, plesiosaurs and mosasaurs are not dinosaurs. Despite its prehistoric appearance, Dimetrodon was not a dinosaur. It was a different kind of extinct reptile and lived even longer ago than dinosaurs.
Q. Could dinosaurs and humans coexist?
No! After the dinosaurs died out, nearly 65 million years passed before people appeared on Earth. However, small mammals (including shrew-sized primates) were alive at the time of the dinosaurs.
Q. Where is Garden of Eden located today?
Suggestions for the location of the Garden of Eden include the head of the Persian Gulf, in southern Mesopotamia (now Iraq) where the Tigris and Euphrates rivers run into the sea; and in the Armenian Highlands or Armenian Plateau.
