Meteors презентация

In all centuries meteors hit the earth. The most popular meteor is Allende.

The first victims of the meteors were dinosaurs. One of the most popular theories about the death of the dinosaurs is that a large meteor hitting the earth at 65 kilometers per second would have led to strongly acid rain falling all over the world.

Meteors and their causes :
Meteor shower occur when the earth in its orbit around the sun passes through debris left over from the disintegration of comets.