Question

what is the theory of the dinosaurs extinction​

Answer 1

Answer:

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. ... This suggests that a comet, asteroid or meteor impact event may have caused the extinction of the dinosaurs.

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Answer 2

Answer:

The first theory for dinosaur extinction is known as the Impact Event Hypothesis. It is the idea that asteroids hit the earth causing cloudy skies, poor air quality, cooler temperatures, tsunami-like waves, and craters.

Explanation: