At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Connect with a community of experts ready to help you find solutions to your questions quickly and accurately. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

1. How is it that the water we use today has been on Earth for billions of years?

2. What are the different phases of water?

3. why water is considered a renewable resource.

4. Why do scientist use models in research into the water cycle. Can you think of any reason that using such models might be a problem?