Weathering Erosion Dep Landforms Flashcards
Weathering
Breaking down of substances such as rock and minerals by physical chemical or biological processes
What are the three different types of weathering?
Physical or mechanical , chemical ,or biological
What is
PHYSICAL weathering???
Physical weathering is the direct contact with earths atmospheric conditions
Some examples of physical weathering
Wind,water,gravity,animals,plants roots,temperature change
What is chemical weathering?
Chemical weathering is the process by which rocks are Broken down by chemical reactions
What makes up oxidation?
Iron + oxygen + water
What is the product of oxidation??
Rust
What is biological weathering?
Breaking down from a living thing
Water is living
True or false
False
What is erosion
The movement of sediment from one location to another
What causes erosion
Water or wind or gravity
What Is deposition?
When particles carried by watered wind are dropped in another location
NO MORE WATER OR WIND
Canyons
Deep narrow valley with steep sides
Give 3 examples of deposition
- deltas
- Sand dunes
- Shells at a beach
Deltas
Landform that’s created from deposition of sediment at the mouth of a river