USGS - science for a changing world

The USGS Water Science School

Water Properties and Measurements

Looking at water, you might think that it's the most simple thing around. Pure water is practically colorless, odorless, and tasteless. But it's not at all simple and plain and it is vital for all life on Earth. Where there is water there is life, and where water is scarce, life has to struggle or just "throw in the towel."

Physical Water Properties

The Water Around Us

Chemical Water Properties

The Water Cycle

Water Science Activities

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Page Last Modified: Friday, 30-Mar-2018 13:31:05 EDT