Causes for the Seasons

Complete catalog record
Animation techniques illustrate the tilt of the earth's axis, the rotation of the earth on its axis, and the revolution of the earth about the sun. Shows how these factors affect the comparative lengths of day and night and the angle at which the sun's rays strike the earth's surface, causing the changing seasons.

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, catalog record