Read the following sentence from the introduction [paragraphs 1-7].
Then, at night, the temperature drops
and the water expands as it turns to
ice, splitting the rock like a
sledgehammer to a wedge.
How does the simile "like a sledgehammer" help
the reader to understand weathering?
athering affects the

cell division is not regulated in tumor cells.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.