weathering

The breaking down or dissolving of rocks and minerals on Earths surface.

• Transformation

• Weathering

• Wheathering

• Erosion

These processes are more rapid in desert and in the cold environment on high mountains and closer to the poles.

• Chemical Weathering

• Physical Weathering

• Biological Weathering

Is a type of weathering which caused by rain water reacting with the mineral grains in rocks to form new minerals (clays) and soluble salts.

• Physical Weathering

• Chemical Weathering

• Biological Weathering

A type of weathering that causes the weakening and subsequent disintegration of rock by plants, animals and microbes.

• Physical weathering

• Chemical weathering

• Biological Weathering

Which of the following is not a physical weathering process?

• Oxidation

• Freeze-thaw

• Exfoliation

Which of the following is a chemical weathering process?

• Exfoliation

• carbonation

• erosion

• wedging effects of tree roots

For _______ action to take place, intense cold is not needed. What is needed is for the temperature to fall below and rise above 0°C many times to produce many cycles

Is a form of physical (mechanical) weathering in which curved plates of rock are stripped from rock below.

______ is the process that happens when the rock type in an area is limestone.

_____ is a rain or any other form of precipitation that is unusually acidic, meaning that it has elevated levels of hydrogen ions.