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Craters on Earth

Ideintfy the folowing vocablary words with the topic Craters on Earth

QuestionAnswer
The site of the last know large impact on Earth. Tunguska, Russia
A layer of Irdium rich soil that seperates the age of the dinosaurs with the age that followed. K-T Boundary
A quartz crystal that is only formed under tremdous shock forces. Coesite
A rare element that is found in meteors and asteriods. Iriduim
A crater that matches the age of the K-T Boundary. Chicxulub
The comet that struck Jupiter. Shoemaker Levey 9
The two pieces of evidence that leads us to belieive that the dinosuar species quick extinction. K-T Boundary and the Chicxulub Crater
Dr. Shoemaker found this at Barringer Crater, that church in Germany and samples brought back from the Moon. Coesite
Iridium was found in this. K-T boundary
This is the piece of evidence that Dr. Shoemaker used to prove his impact theory. The presence of coesite at possible impact craters.
This impact with Earth was probably caused by a comet since there was no metor found at the impact site but there was a crater. Tunguska
The reason Barringer Crater will not be seen a hundred thousand years from now. Erosion
The main reason many object that try to strike the Earths surface never make it. They burn up in the atmosphere.
Another reason we do not see many craters on Earth land areas. The Earths surface is cover by 75% water.
Created by: Tahl007
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