Question

65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids . What most likely killed off the dinosaurs

Answer 1

the gigant asteroid could have caused gigant tsunamis and could made most of the volcanos of the world explode

Answer 2

Ive heard that the large amounts of dust hindered the sun and growth of plants