# Business, government and public policy

Bibliography: p. 439-442 Search Educational Film Journals at Media History Project for references to this film Summary Uses animation to explain the causes of ocean tides, showing the effect of centrifugal force and the gravitational attraction of the sun and the moon on the waters. Discusses the uses of the ocean tides and points out that the activities of man must be planned to fit the rhythm of the tides.

- Kind: Educational
- Year: 1964
- Runtime: 15 min
- By: Isaacs, Asher, 1902-1963, Slesinger, Reuben E., joint author
- Genres: Education, Industrial and advertising
- Archive: [Internet Archive](https://archive.org/details/tidesoftheocean)
- Licence or status: none stated by the archive
- Who can watch: Kids profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/tidesoftheocean?play=1)