How Did the Asteroid Impact Cause Dinosaur Extinction?

[Luke*]

Right, I don't know if I can put this here, but I will try.

I know a asteroid, or something, wiped out the dinosaurs. But how exactly were they wiped out, did it just completely destroy the area they live in or what?

Luke.

 

[Capuchin]

Have a look at http://en.wikipedia.org/wiki/Cretaceous–Tertiary_extinction_event