Winter storm advisory is issued by us national weather service when low pressure system produces a combination of winter weather, but not a hazard.
Sometimes called mechanical weathering, physical weathering is the process that breaks rocks apart without changing their chemical composition. These examples illustrate physical weathering:
Swiftly moving water
A rock that forms when magma hardens beneath earth's surface is the Igneous rock
They would not break and they would come to earth and crush people
