II. Fill in the blank with the correct answer. 1. are hard, compact and solid. They continuously break down or dissolves by minerals on Earth's surface. 2. Is the process of breaking down or dissolving of rocks and minerals on Earth's surface, caused by rainwater, extreme temperature and biological activities that turns the rock into small pieces. 3. is caused by the effects of changing temperature on rocks, causing the rock to break apart. is caused by rain water reacting with the mineral grains in rocks to form new minerals and soluble salts. 5. is caused by living organisms contribute to the weathering process. 6. Soil and other minerals moved by erosion are called 7-10. The causes of soil erosion are and Rocks Weathering Erosion Physical Weathering Animals Wind Chemical Weathering Water Sediments Biological Weathering​