Clima (Climate)

Planet Earth gives us the things we need to survive. When it changes, it affects us all. But humans also affect Earth. It’s important that we take care of our planet so that it can continue to take care of us. This Spanish nonfiction book explores the subjects of human ecology and climate change in depth, and introduces students to important scientific concepts and vocabulary like desertification, deforestation, carbon dioxide, erosion, drought, fossil fuels, the greenhouse effect, and more. The colorful images, diagrams, sidebars, and text features will keep students connected to the text....

Introduce students to the scientific method with this Spanish science reader that features easy-to-read text. This book teaches important scientific topics and vocabulary terms including hypothesis, data, experiment, conclusion, method, research, and more. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

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.

Febrero de 1808. Las tropas francesas llevan acantonadas en España. Se respiran aires inciertos y nadie sabe cuáles son las verdaderas intenciones de Napoleón. Cuando Franz Giesler, partícipa de una conspiración que mantiene en jaque al Imperio francés, aparece cruelmente asesinado, su hijo emprende un largo y peligroso viaje a través del país en guerra. El rastro de su padre le sumergirá en una trama de proporciones insospechadas, un complejo mecanismo de relojería cuyo eje, un terrible secreto, podría hacer tambalear el futuro de Europa. A lo largo de su búsqueda, desde la...

Unlike their domesticated relatives, wild turkeys can fly. Readers will learn about the pecking order of turkey flocks, how turkeys avoid predators, what foods these birds eat, and much more. The turkey’s association with Thanksgiving is addressed, as is the impressive comeback these birds made after their numbers plummeted in the early twentieth century.

Mamíferos I is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.