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Explains that bacteriology is an area in the field of biology concerned with microscopic forms of life. Shows by photomicrography examples of protozoa, algae, molds, yeast, and bacteria, and through animation gives understandings of the minute size of bacteria and their rapid rate of reproduction. Shows high school students in a biology laboratory. Explains that young people will find unlimited opportunities in the field of bacteriology, pointing out the personal rewards and the contributions that ensue for those working in this area.
Uses animation to demonstrate the meaning of (a + b)² in a way intended to convey to students the idea that algebraic statements have concrete meaning and visual form.
Describes some of the known bacteria that are found in the air, in liquids, and in the soil. Explains that among the many kinds of bacteria some are harmful to man while others are beneficial. Describes the contributions made by Antony van Leeuwenhoek, Louis Pasteur, and Robert Koch in the field of bacteriology. Animated drawings and live photography show bacterial growth and reproduction and some of the ways in which bacteria may be grouped for systematic study.
Portrays the experiences of a boy and a girl going by boat from Albany, down the Hudson River, to New York City. Along the way, the children see many types of water craft, including a sailboat, a cabin cruiser, a fireboat, a barge, a police boat, and a huge ocean liner. At the captain's invitation, they inspect his wheelhouse and engine room.
National Motion Picture Company Indianapolis and “produced under the auspices of the New York State Department of Health”
Summary:
An educational film about social work for babies in Indiana, during a
time when better health services for American families was becoming a critical need.
A travelogue-type film which shows some of the famous castles which gave Castille its name; includes the Alhambra, some historic monasteries, and the Gothic Cathedral of Burgos. With few exceptions, the vocabulary is restricted to the 2000 most common words and idioms from Hayward Keniston's A standard list of Spanish words and idioms. For second semester Spanish students.
A scientific study of the physical, chemical and biological aspects of the oceans. Presents current views of the character and dynamics of oceans and explains the scope, objectives, and problems of current oceanographic exploration. Shows various types of instruments and equipment used in the study of ocean currents, marine biology, and the ocean floor.