The movement of water from the earth and into the atmosphere

Streams that flow into other streams increasing the size of the stream that it is joining

Materials that are pushed along the bottom of a stream

The movement of water through opening of rocks or soil.

The process in which material is worn away by a stream.

An area in which one or more rivers enters into the ocean , creating brackish water.

The attractive force between water molecules

Liquid water is able to dissolve more substances than any other liquid on earth.

The amount of heat needed to raise the temperature of one gram of a substance by one degree Celsius.

The process that moves water through narrow porous spaces.

When molecules of water are attracted to other substances.

When oxygen is dissolved in the water

The measure of how acidic or basic a substance is. It is also known as a measure of the amount of hydrogen ions in substance.

The "cloudiness" or clarity of the water.

The living organisms found in a body of water.

Compounds made up of Nitrates and Hydrogen. Mainly found in fertilizers that causes high levels of plant growth in water.