BIOCHEMISTRY
PROPERTIES OF WATER
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Select all examples of physical weathering.
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rusting of iron
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plant roots cracking a sidewalk
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Acid rain causing the Statue of Liberty to turn green
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Water flowing into a crack, expanding as it freezes causing the crack to get larger
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Wearing away of rock by rock particles carried by wind, water or gravity
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Explanation:
Detailed explanation-1: -Mechanical Weathering Mechanical weathering, also called physical weathering and disaggregation, causes rocks to crumble. Water, in either liquid or solid form, is often a key agent of mechanical weathering. For instance, liquid water can seep into cracks and crevices in rock.
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