The area of land that drains to form a river usually made up of watersheds and sub-watersheds.

The headwaters is found where on the illustration which is the high ground where precipitation first collects and starts to flow downhill?

This picture represents ____________________________ which is water pollution that comes from a single source?

The highlighted green area on the map of Texas represents a/an ___________________?

________________ ___________ flows for most or all of the year.

You currently live in what major river basin?

This is a diagram of a/an ___________________________ which consists of all the land that water drains into specific body of water?

Some streams only flow for a part of the year usually after long periods of rain or storms. These streams are called ________________________?

Particles such as silt, sand, rock, or other matter carried by water falling out of suspension causing a change.

A stream or creek that flows into a larger stream, river, or other body of water.