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Actual collisions are pretty rare. Most 'space debris' burns up in the atmosphere long before it hits the planet.
Leonora Medhurst
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Has a Comet Ever Hit?
It is very likely that a comet has hit the earth in the distant past. It is possible that a comet striking the earth led to the extinction of the dinosaur.
How can comets and asteroids affect earth?
There is only one way that a comet or asteroid can affect the earth. These two things can affect the earth if they enter the earth's atmosphere and hit our planet.
How often do 1km or larger asteroids hit earth?
Fortunately not very often - because if one does hit, it would be a major catastrophe.
Which of these hit the earth comets or asteroids?
It is possible for comets and asteroids to hit Earth, but they are extremely rare events.
When will the comet will hit the earth again?
We don't currently know when a comet will hit planet Earth.
When will comet lulin hit earth?
Comet Lulin will not hit the Earth; it won't even come especially close.
Is Costa Rica safe from asteroids?
No. Asteroids can hit anywhere on earth.
Will a comet come in 2012?
No, a comet will NOT hit earth in 2012.
What method was used to find asteroids?
they would of found out about asteroids because when the dinosaurs were extinct a massive comet hit earth and it destroyed it and the reason planet earth was created again was because a large enough rock formed into a planet and if the rock is not large enough then it wont form into a planet
Did a Comet hit earth?
yes
What do asteroids do when they hit earth?
make big holes in the earth!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
What makes asteroids hit earth?
Gravity.
