The film explores the nature of electromagnetic waves across various regions of the electromagnetic spectrum, including radio waves, microwaves, visible
*What Is Space?* (1961) is an **educational science film** produced by **Encyclopedia Britannica Educational Corporation (EBEC)** that explores the **concept
*Calendar: Story of Its Development* (1959) is an **11-minute black-and-white educational film** produced by **Coronet Films**. The film introduces the
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