Start Over Collection IU Audio-Visual Center Unit IUL Moving Image Archive

291. Weather : why it changes (10:19)

Date:
1962
Summary:
Shows the role of the large drifting air masses of the earth's atmosphere in causing over-all weather changes. Concentrates on the U. S. weather changes resulting from air masses drifting from the ...

292. What makes day and night (08:45)

Date:
1947
Summary:
With a globe and a flashlight, a father explains to his son and daughter what causes the alternation of day and night and how the sun can shine upon only one-half of the earth at a time.

293. What makes rain (10:09)

Date:
1946
Summary:
Shows, by animation and scenes from Bobby's everyday activities, where rain comes from, where it goes, and how it gets back up into the sky. Also explains evaporation and condensation.

294. What shall we paint? (10:54)

Date:
1959
Summary:
A teacher takes her primary class on a walk to find suggestions for painting. Shows each child painting what interested him in his own special way.

295. Wheat country (19:40)

Date:
1959
Summary:
Shows the life of a farm family on the Canadian prairie, describing the hazards, problems, and rewards of wheat farming; and documenting the changes in farm life and methods during the past three g...

296. Why study foreign languages? (11:00)

Date:
1949
Summary:
When a young man returns from Europe, where he has been on a business trip, he tells how a knowledge of a foreign language has been advantageous to him. Pictures his younger brother gaining an int...

297. Wise buying (11:15)

Date:
1950
Summary:
Emphasizes the relation of needs to budget; discusses such factors in buying as seasonal changes, quantity purchases, and product labels; points out that the standard of living can be raised if one...

298. Wonders in the desert (10:44)

Date:
1953
Summary:
Joan and Jimmy, elementary-grade pupils, discover many forms of animal life existing in the desert. During a walk they see jack rabbits and burros and examine closely an ordinary lizard, a horned ...

299. Woodworking (11:07)

Date:
1953
Summary:
Reviews characteristics of various kinds of wood and shows that skill in the use of woodworking tools comes from a study of fundamentals followed by practice and experience. Pictures Cliff and ano...

300. Work and energy (29:29)

Date:
1958
Main contributors:
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Summary:
The principle of work is introduced and the different systems of units commonly used for measuring work done are compared. Potential energy and kinetic energy are defined, and visual aids are used ...