Chapter 15: Impact- Case Studies Flashcards
1
Q
What are the characteristics of the Barringer Crater?
A
- Contained nickel
- Uplifted and tilted away from the explosion
- Rim was raised uniformly all the way around
- Flat floor with breccia layer underneath
- ->Simple crater
2
Q
What was the result of the Barringer Crater?
A
Impact would have darkened the sky but not enough to block the sunlight.
-life in the area would have been destroyed
3
Q
Characteristics of the Chesapeak Crater?
A
- No surface expression
- Tektites
4
Q
How can they prove the Chesapeak created existed?
A
Solid evidence came from core samples
5
Q
What did the Chesapeak crater generate?
A
Tsunami
6
Q
What is the theory on the Tungusta event?
A
Explosion happened at the site and produced a lot of heat, air shockwaves.
Forest was completely destroyed
7
Q
Do meteorites/asteroids explode?
A
No, they are blown apart by the shock of encountering earths atmosphere
