In this episode, I talk about how salt acts as a physical weathering agent to break down rocks.  Physical weathering is the breaking down of rocks without a chemical change, and salt can act as the agent that breaks down rocks especially close to the ocean, but also in salt-rich soils, etc.Visit our GEOetc Members Section - Over 100 teaching resources that are classroom-ready to help you teach Earth science. Check them out!Support the show