The Basics of Freshwater

Most of the water on Earth is found in our oceans; however, humans cannot survive on salt water. Instead, we need freshwater. So, what is freshwater and where does it come from? This is the focus of a video that discusses the differences between freshwater and saltwater.

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Instructional Ideas
  • Promote discussions in the classroom by asking questions like: How do ocean fish drink water? Can ocean fish drink saltwater?
Classroom Considerations
  • The fifth in a series of 13 videos that discuss ecosystems and the flow of energy
  • Concepts from the previous videos are reviewed at the beginning of the episode
  • This resource is only available on an unencrypted HTTP website. It should be fine for general use, but don’t use it to share any personally identifiable information
  • Designed for Next Generation Science Standards
  • None