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nuggey
The correct answer would be A because mechanical weathering causes rocks to crumble. An example of mechanical weathering is when liquid water seeps into the cracks of a rock and freezes when the temperature drops. This will cause the rock to split and crack.

The gopher would be an example of Physical Weathering.
ajinems

The option that is not an example of mechanical weathering the action of iron oxide weakening and breaking down a rock. That is option C.

What is weathering and it's types?

Weathering is the break down of rocks into smaller pieces which is brought about by a physical, chemical or a biological means.

There are different types of weathering which includes:

  • Chemical weathering,

  • Mechanical weathering and

  • Biological weathering.

Mechanical weathering is the breakdown of rocks without any change in their chemical composition. It is brought about by:

  • animals such as gophers burrowing into the ground

  • ice expanding cracks in a rock

  • root of a tree growing in a cracked rock.

The action of iron oxide weakening and breaking down a rock is an example of a chemical weathering because the action changes the chemical composition of the rock.

Learn more about weathering of rocks here:

https://brainly.com/question/2341950

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