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The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

Sharing Is Sometimes Hard For Young Students. This Book Talks About Different Things And Ways You Can Share To Get Along Better With Your Classmates And Friends. Complete K-5 Social Skills Collection. Paired With A Fiction Social Skills Title.

Basic concepts about electricity for highschool level and college. Topics include: Electrical circuits, Ohm's law, serial and parallel circuits, electric power, CD circuits, etc. With questionnaire.

Los contenidos de este libro se corresponden con los de la unidad formativa 0152, del módulo "Montaje de instalaciones solares fotovoltaicas", perteneciente al certificado de profesionalidad "Montaje y mantenimiento de instalaciones solares fotovoltaicas". Este libro se ocupa de la parte mecánica del montaje de una instalación fotovoltaica, empezando por su planificación y el aprovisionamiento de materiales y centrándose en el montaje mismo y en técnicas y procesos, como la sujeción, la impermeabilización, la colocación de paneles... 1. Organización y planificación para el montaje...