hazardous Earth Flashcards
1
Q
What is the name for a cooling period in earths history
A
glacial periods
2
Q
what are the four natural cause for climate change
A
- Orbital theory
- Volcanic Activity
- Solar Activity
- Asteroid Colisions
3
Q
How has volcanic activity impacted upon the earths climate in the past
A
Ash covers the earth so no sun light can get through so the earth becomes cold
4
Q
What are three pieces of evidence for natural climate change
A
- Tree rings
- Ice cores
- Historical records
5
Q
How do historical records provide evidence of past climate change
A
people from the past right things or draw things which are found by modern day people
