Ice Questions

• Can water stay liquid below zero degrees Celsius?
• Clouds are just water vapor, so why do they move?
• How can there be clouds in winter when it is too cold for water to stay a vapor?
• How do icebergs lose their salt?
• How does a cloud fill up with water?
• Why does ice form on the top of a lake?
• Why don't the oceans freeze?
• Why is ice slippery?