Study questions 1. On a global scale, what type of water use in human society demands most water? 2. What are the major processes transporting water between air and earth surface? 3. Summarize the important physical properties of water and their significances to the environmentStudy questions 1. On a global scale, what type of water use in human society demands most water? 2. What are the major processes transporting water between air and earth surface? 3. Summarize the important physical properties of water and their significances to the environment