Factors Affectiong Weathering

Question 1

Vegetation

Answer 1

More vegetation results in more chemical weathering.
The CO2 produced by the plant forms carbonic acid when dissolved in water.
Physical decreases due to thermal insulation from plants.

Question 2

Relief

Answer 2

Upland areas have higher rainfall and colder temps, increasing physical weathering.
Less sunlight results in more freeze thaw weathering.
More soil protects rocks etc from weathering.

Question 3

Human Acticvity

Answer 3

Chemical pollutants in the atmosphere cause acid rain.

Removal of vegetation results in more bio and chem weathering.