Understanding Tides

"Understanding Tides" describes the creation of tides, the roles of the moon and the sun in producing tides, the effects of elliptical orbits, the interactions among astronomical movements, and types of tides. The author, a high school teacher, also looks at phenomena such as seiches and tidal currents that are associated with tides. Eugene P. Williamson. 2000. 3 3/4 x 8 3/4 inches, 20 pages. Paper. Up to two copies of this publication are free while supplies last.