Weegy: The formation of rust strengthens the minerals in rock. User: How does the Sun contribute to physical weathering?
When water is heated, it expands, which causes rocks to break.
Minerals in rocks heat and expand at different rates, which causes rocks to break.
The Sun has no effect on the physical weathering of rocks. Weegy: The Sun contributes to physical weathering when minerals in rocks heat and expand at different rates, which ... (More)