Descriptor
| Alternative Energy Sources | 1 |
| Educational Strategies | 1 |
| Elementary Secondary Education | 1 |
| Optics | 1 |
| Physics | 1 |
| Power Technology | 1 |
| Solar Energy | 1 |
| Temperature | 1 |
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| School Science Review | 1 |
Author
| Spurgin, Bernard | 1 |
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| Journal Articles | 1 |
| Reports - General | 1 |
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Peer reviewedSpurgin, Bernard – School Science Review, 1994
Provides a brief account of early attempts to concentrate the sun's radiation for heating purposes and reports on 20th-century attempts to do the same, including the solar furnace in the French Pyrenees. Includes a discussion of the solar constant and its applications. (DDR)
Descriptors: Alternative Energy Sources, Educational Strategies, Elementary Secondary Education, Optics
