Could it happen?
Introduction: -Visit thes sites to get a brief overview
The Planetary Society -NEO
Asteroid and Comets Impact Hazards -Nasa
The Torino Scale -NEO Hazards -Nasa
Asteroid Comet Impact Hazards -Nasa
Asteroid Facts and Resources -Nasa
What are the chances that an asteroid or comet hitting the earth caused the extinction of the Dinosaurs?
Could a Volcano Have Been the Cause of Extinction?
Did the Comet really wipe out the dinosaurs?
Will It Happen Again?_Organizations that study NEO (Near Earth Objects)
What Are NEO's?
What happened in science to suggest to people that a meteorite hit the Earth and caused the end of the dinosaur age?
What do your classmates think could have ended the dinosaur age?
Created in August 1998
Revised January 7, 2002