beach

shoreline deposit of sand or rock


bed load

sediments rolling along a stream bed or bottom


Condensation

The change from a gas to a liquid


delta

deposit of sediment piled up in the mouth of a river


deposition

The dropping of sediment by water, wind, ice


erosion

The movement of sediment by water, wind, gravity, or ice


Evaporation

The change of a liquid to a gas


kinetic energy

Energy something has due to its motion; proportional to its speed.


longshore current

current which moves beach sand parallel to the shore in one direction


meander

curve in a river


mouth

The low end of a stream


ox-bow lake

lake formed when a meander is cut off from its original river


river system.

A river and all of its tributaries (and their tributaries)


runoff

water temporarily running across Earth's surface after a rain 


sediments

pieces of rock material such as cobbles, pebbles, sand, silt, and clay; the product of weathering


solution load

sediment dissolved in water


source

The beginning of a stream, as you would see on a map AND/OR a place from which a stream gets its water


suspended load

sediment floating throughout the water in a stream


tributaries

smaller streams which join and add to a larger stream


watershed

area of land surrounding a river and all its tributaries; the land from which a river system gets its water


weathering

the breakdown of rock material into sediments, or smaller pieces