Weathering Flashcards
1
Q
What is Physical Weathering?
A
When water fills cracks in rocks and during the night when it gets cold it expands it cracks the rock further, this goes on until it breaks.
2
Q
What is Chemical Weathering?
A
Rain is naturally acidic but burning fossil fuels makes it more so. It will dissolve rock gradually when it rains
3
Q
What is biological weathering?
A
If a seed of a plant falls into a rock and it begins to grow eventually its roots will break the rock apart.
4
Q
What is weathering
A
The breakdown of rocks into smaller fragments
5
Q
What is freeze thaw weathering and name a type
A
Weathering involving ice.
Physical weathering is a type
6
Q
What is exfoliation weathering
A
Layered weathering where it’s layer by layer.
