Processes that shape surfaces Flashcards
1
Q
What 4 things shape surfaces?
A
- Volcanism
- Impact cratering
- Tectonics
- Erosion
2
Q
What is Volcanism?
A
eruption of molten Rock onto surface
3
Q
What do you need for volcanism to exist?
A
a thin lithosphere
4
Q
What is Impact Cratering?
A
impacts by astroids or comets
5
Q
What are tectonics?
A
disruption of a planets surface from internal stresses (thin lithosphere)
6
Q
What is erosion?
A
Surface changes by air, water, or ice
