Siglo XXII: El futuro del espacio (22nd Century: Future of Space)

In this stimulating, Spanish-translated nonfiction book, readers will discover the various types of friction--including rolling friction, sliding friction, fluid friction, and static friction--and the huge impact it has on nature, machines, and our lives. In addition, readers are encouraged to perform basic experiments to assist in the understanding of friction, kinetic energy, and water resistance. With real-life examples, colorful images, accommodating graphs and charts, and informational text, this title will inspire and engage children.

Inform readers of the dangers of smoking. Through helpful diagrams, detailed images, and truthful facts, readers are given the tools and information to educate themselves about smoking, tobacco, addiction, and the health problems that smoking can cause. With informational text, an index, glossary of terms, and list of websites, this text encourages children to say no to smoking and peer pressure and to learn what steps they can take to help prevent others from starting. This book has been translated into Spanish.

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

Engineers have built some incredible things. But with every new feat, there is failure. Readers will learn about engineering feats like the Titanic, the Hindenburg, the Hoover Dam, and more in this engaging nonfiction title that has been translated into Spanish. This title features brilliant images, charts, and intriguing facts in conjunction with informational text and mathematic skills to keep readers active and engaged.

"Con que te crees muy listo, no? Me han dicho que eres el mas rapido y ducho de la escuela. Pero ahora te reto a duelo. Estas preparado? Pues a ver si lo dices mas claro y mejor que yo: Pablo Pablito clavo un clavito en la cabeza del cabo calvito Cabral. Que clavo clavo Pablo Pablito en la cabeza del calvito cabo Cabral? Que no te vuelva a agarrar en curva! Aqui te ofrezco un monton de trabalenguas y de juegos de palabras para que sigas siendo el mejor. El que bien habla bien acaba."--Amazon.

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

«Mi vida no me interesa en absoluto», solía decir públicamente André Malraux (1901-1976). Pero, de hecho, sólo le interesaba su vida, que concebía como una obra y que quizá sea su mejor novela. Así es como la aborda Olivier Todd , que en esta biografía exhaustiva la recorre sin complacencia ni agresividad, pero con la intención de que ninguna de las preguntas que suscita Malraux , como novelista, intelectual, político y personaje público, quede sin respuesta. ¿Fue realmente desgraciada su infancia, que él decía odiar? ¿Llegó a ser un revolucionario? ¿En qué sentido?...

Técnico electricista 4 - Curso visual y práctico Corriente alterna En esta clase nos encargaremos de profundizar en la generación de corriente alterna y conoceremos los valores típicos de este tipo de corriente. Además, revisaremos las inductancias, los capacitores y la aplicación de la corriente alterna en estos componentes.Para terminar, veremos los efectos propios de la corriente alterna, y caracterizaremos la resonancia y los armónicos.