Light and sound help us recognize objects and noises! This fascinating Spanish nonfiction book teaches readers how vibrations, radiant energy, wavelength, frequency, amplitude, reflection, optics, and sound waves help us to see and hear the world around us. The book tackles engaging scientific topics that are relevant to students' daily lives. Through vivid images, helpful facts, intriguing sidebars, an accommodating glossary and index, and a hands-on lab activity, this book excites Spanish readers from beginning to end!
