USION D. landslide 19. Which are the Best agents of physical weathering? A. Wind and Water C. Roots of the plants B. Water and Acid D. Water and plants 20. Which of the following causes rapid weathering of rocks? A. Warm and rainy climate C. cold and icy weather B. Warm and sunny climate D. cold and rainy weather 21. What extent effect of soil erosion to living things? A Lost of life to some animals C. Lost of habitat to all living things. B. Provide food to human. D. It gives shelter​