science
Grade-4-
Easy
Question
Which of the following activity does not take place in physical weathering?
- Rock dissolves in chemicals
- Shape of rock changes
- Size of rock changes
- Rock takes a new shape
Hint:
Physical weathering doesn't involve chemical process.
The correct answer is: Rock dissolves in chemicals
- Rock dissolves in chemical is a chemical process and it is not a part of physical weathering.
- Physical weathering consists of breaking apart rocks and crystals through different processes without changing their chemical composition.
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