ESS
Grade-4
Easy
Question
Weathering causes break down of rock into__________.
- Smaller particles
- Calcium particles
- Oxide particles
- Big rocks
Hint:
The rock fragments and forms pebbles.
The correct answer is: Smaller particles
The correct option is a) Smaller particles.
Weathering describes the deterioration or dissolution of surface rocks and minerals. Water, ice, acid, salt, plants, animals, and temperature change are all factors of weathering. When rock is mined, rock fragments and minerals are carried away through a process called erosion. No rock on earth is hard enough to withstand the forces of weathering and erosion.
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