Weathering

_____________________ happens when rocks on Earth's surface break apart or change without moving anywhere.

• Erosion

• Weathering

• Deposition

__________________ is a process that weathers rock without a chemical reaction or change.

• Physical weathering

• Chemical weathering

• Deposition

_____________________ changes the identity of rocks and it involves a chemical reaction or change.

• Physical weathering

• Chemical weathering

• Deposition

Peeling off of the outer layer of the rocks by sudden contraction or expansion.

• Oxidation

• Exfoliation

• Biological Weathering

• Carbonation

Which weathering is more rapid in desert climates?

• biological weathering

• chemical weathering

• physical weathering

In chemical weathering, the process in which minerals in the rocks dissolve in water is known as _____.

• Oxidation

• Carbonation

• Hydration

• Solution

which of the following processes affect the colour of rocks?

• carbonation

• oxidation

• solution

• hydration

What is also known as 'mechanical weathering'?

• physical weathering

• chemical weathering

• biological weathering

It means the reaction of minerals in rocks to atmospheric oxygen.

• oxidation

• carbonation

• hydration

• solution

Fallen plant leaves help break down rocks as they -

• Release or leach acids as they decompose

• Get into cracks, expand, and make the cracks wider

• Scratch and wear away the surface of rocks