John R. Percy – författare
Visar alla böcker från författaren John R. Percy. Handla med fri frakt och snabb leverans.
3 produkter
Teaching and Learning Astronomy
Effective Strategies for Educators Worldwide
Av Jay M. Pasachoff, John R. Percy m. fl.
Häftad, 2009
878 kr
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Astronomy is taught in schools worldwide, but few schoolteachers have any background in astronomy or astronomy teaching, and available resources may be insufficient or non-existent. This volume highlights the many places for astronomy in the curriculum; relevant education research and 'best …
Understanding Variable Stars
Inbunden, 2007
2410 kr
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This book was first published in 2007. Variable stars are those that change brightness. Their variability may be due to geometric processes such as rotation, or eclipse by a companion star, or physical processes such as vibration, flares, or cataclysmic explosions. In each case, variable stars …
Understanding Variable Stars
Häftad, 2011
955 kr
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This book was first published in 2007. Variable stars are those that change brightness. Their variability may be due to geometric processes such as rotation, or eclipse by a companion star, or physical processes such as vibration, flares, or cataclysmic explosions. In each case, variable stars …
