Animations by

at http://www.valdosta.edu/~cbarnbau/astro_demos/index.html

Why Tides? http://www.valdosta.edu/~cbarnbau/astro_demos/tides/images_tides/bulge.swf

Neap and Spring tides:  http://www.valdosta.edu/~cbarnbau/astro_demos/tides/images_tides/tidesNeap.swf

Why Moon Phases? http://www.valdosta.edu/~cbarnbau/astro_demos/moon_phases/phases_gen.html

Cause of Moon phases http://www.valdosta.edu/~cbarnbau/astro_demos/moon_phases/phases1.html