5. Which of the following statements describes the difference between physical and chemical (1 point)
 weathering?
 O Physical weathering affects rocks, while chemical weathering affects only minerals.
 O Physical weathering is caused by ice, while chemical weathering is caused only by water.
 O Chemical weathering changes the composition of a rock, while physical weathering does not.
 O Chemical weathering affects all kinds of rocks, while physical weathering does not.