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Evidence of the impact of an asteroid ... (T)

Crossword Puzzle

Crossword about table: Evidence of the impact of an asteroid
The Day that the Mesozoic Died.
https://youtu.be/scOavLZKsCA

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Recommended age: 16 years old
2 times made

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Mexico

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Crossword Puzzle

Evidence of the impact of an asteroid ... (T)Online version

Crossword about table: Evidence of the impact of an asteroid The Day that the Mesozoic Died. https://youtu.be/scOavLZKsCA

by Jorge Arizpe
1

Near Chicxulub there are ________ abnormal fields; in this place there is also a lot of shocked quartz .

2

Organisms that are part of the marine plankton. The fossils of these microorganisms underwent a great change 65 million years ago.

3

In Hell Creeck scientists have found fossils from ______ up to the KT limit. But after this limit there are no more fossils.

4

The explosion of a supernova can generate large amounts of iridium and another isotope called ______ 244. Its not found in the KT limit.

5

In Texas, scientists have found large rocks in a single place that originate from ________ places

6

When the rock vaporizes and then cools falling back into the earth it forms small glassy pearls called..

7

The last part of the Mesozoic where the dinosaurs became extinct.

8

Rocks subjected to high pressures as in the case of nuclear explosions form the so-called ________quartz.

9

The KT limit has 30 times more _____ than the average of the earth's crust.

10

After the KT limit there is a large number of spores of ____

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