Weather And Erotion Flashcards
What is erosion
The process of being eroded by wind, water, or other natural agents
What weathering ?
Wear away or change the appearance of texture of something by long exposure to the air
What is mechanical weathering
When a rock expands with out its chemical composition
What is oxidation
The process or result of oxidized
How do weathering and emotion work together
They work together by creating and revealing marvels of nature.
What are 5 forces of mechanicals weathering
Freezing and thawing, animal actions, release of pressure, plant growth, abrasion
Freezing and thawing
When water freezes in cracks in a rock it expands and make the crack bigger
Animal actions
Animals burrow in the ground and loosen and break apart rocks in the soil
Plant growth
Plants enter the cracks in rocks and force the cracks farther apart
What are 5 causes of chemical weathering
Water, oxygen, carbon, dioxide, living organisms and acid rain
Two factors that determine the rate of weathering
Rain fall and temperature can affect the rate in which rocks weather
What is chemical weathering
Breaking down rocks with chemicals
Release of pressure
When the earth releases pressure and expands and brakes the rocks
abrasion
When particles hit and break down the rocks because of the wind
Hello
