FÍSICA Y QUÍMICA 4º ESO TESLA

La comprensión, aprendizaje y aplicación de las Ciencias Experimentales, especialmente las destinadas al estudio de la Física y la Química, requieren una dedicación muy personal a la resolución de cuestiones y ejercicios que motiven el interés hacia estas materias. Este libro presta una ayuda complementaria a las explicaciones del libro de texto y de la clase. Ofrece, para cada Unidad, un resumen de los conceptos, unidades y fórmulas más importantes, así como un buen número de cuestiones, ejercicios y problemas explicados y resueltos, todo ello con el fin de afianzar y ampliar los...

Hamburg, 1947, a headless body is found in the ruins of a bombed out building. No evidence or identifying clues are left behind. Inspector Frank Stave, a man traumatized by the war, does not have high hopes of solving this case. When another victim is located, Stave knows he has a serial killer on his hands. The investigation that he launches puts his personal safety at risk.

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Readers find out what it's like for astronauts to eat, sleep, and work on a manned space flight in this adventurous, Spanish-translated nonfiction title. Children will discover what it's like to be weightless in zero gravity, how Mission control helps keep astronauts safe, and what astronauts do during their free time through vivid photographs, interesting, informative text, and stimulating facts.

Here's another exciting set of sports-themed titles for third- through sixth-grade readers reading at a first-grade level. Help to even out the playing field for your at-risk readers with these sports heroes and hot shots.