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Download full textAlvarado, Patricio R.; Montalvo, Luis – 1971
This is the third book in a five-book physical science series on simple machines. The books are designed for Spanish-speaking junior high school students. This volume explains principles governing wheels and pulleys by suggesting experiments and posing questions concerning drawings in the book which illustrate the scientific principles. Friction…
Descriptors: Bilingual Education, Bilingual Students, Energy, Force
Alvarado, Patricio R.; Montalvo, Luis – 1971
This is the first book in a five-book physical science series on simple machines. The books are designed for Spanish-speaking junior high school students. This volume defines force and work by suggesting experiments and posing questions concerning drawings in the book which illustrate scientific principles. Answers to the questions are provided;…
Descriptors: Bilingual Education, Bilingual Students, Energy, Force
Alvarado, Patricio R.; Montalvo, Luis – 1971
This is the fourth book in a five-book physical science series on simple machines. The books are designed for Spanish-speaking junior high school students. This volume explains further refinements of the wheel which is introduced in volume three. The fourth volume explains principles behind gears and the relationship between velocity and force by…
Descriptors: Bilingual Education, Bilingual Students, Energy, Force
Alvarado, Patricio R.; Montalvo, Luis – 1971
This is the second book in a five-book physical science series on simple machines. The books are designed for Spanish-speaking junior high school students. By suggesting experiments and posing questions concerning drawings in the book which illustrate the scientific principles, this book explains the workings of three types of levers. Resistance…
Descriptors: Bilingual Education, Bilingual Students, Energy, Force
Alvarado, Patricio R.; Montalvo, Luis – 1971
This is the fifth book in a five-book physical science series on simple machines. The books are designed for Spanish-speaking junior high school students. This volume explains the principles and some of the uses of inclined planes, as they appear in simple machines, by suggesting experiments and posing questions concerning drawings in the book…
Descriptors: Bilingual Education, Bilingual Students, Energy, Force
