Exploremos el ciclo de la roca (Exploring the Rock Cycle)

Although Earth is mostly made up of igneous and metamorphic rock, sedimentary rock covers about 75 percent of Earth's land surface. This means it's the most visible kind of rock on Earth. Sedimentary rocks form when sediment accumulates and compacts. Your readers will learn how sedimentary rocks form, the different types of sedimentary rocks, and how people use sedimentary rocks. Fun fact boxes provide readers with additional information. A helpful diagram illustrates how sedimentary rocks form.

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.

This title will familiarize readers with Veterans Day by explaining the whos, whats, and whys of it. Complete with a More Facts section and bolded glossary terms. Young readers will gather basic information about Veterans Day through easy-to-read text alongside compelling and historical photographs. Translated by native Spanish speakers. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO.

El tercer libro de ciencia para niños del científico Gabriel León. En esta nueva entrega de la serie de ciencia para niños de Gabriel León, Pachi, su papá y el perro Lukás se sumergirán en el mundo de las preguntas raras sobre el Universo. ¿Por qué los planetas son redondos? ¿Por qué titilan las estrellas? ¿Por qué me sigue la Luna cuando camino? ¿Por qué Marte se ve rojo? ¿Por qué la Vía Láctea se llama así? Son algunas de las interrogantes sobre el espacio que serán abordadas con un toque de humor y cotidianeidad.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

En los gabinetes bucodentales se realizan diferentes actividades que deben conocer los profesionales que allí trabajan. En este libro queremos explicar la importancia de conocer la documentación que se maneja en los gabinetes, cómo se utilizan las aplicaciones informáticas, cuáles son las principales técnicas de almacenamiento, cómo se confeccionan pedidos y facturas, cuál es la normativa vigente en seguridad, ..., todo ello con la finalidad de ampliar los conocimientos de los profesionales que trabajan en esta área. Tema 1. Organización sanitaria y del gabinete bucodental 1.1. Qué ...