MS - Grade 8 Electromagnetic Waves: Electromagnetic Waves

Presents illustrated explanations of how light, electricity, and magnetism work, describing the laws of optics and electromagnetism and Ohm's and Joule's laws, and providing a time line, biographical sketches of scientists, and a selected bibliography.

An exploration of sound, light, and radiation that explains what they are and discusses the anatomy of a wave, hearing, the science of music, seeing light, color, and more. Includes a glossary and resources.

Presents information, facts, figures, photographs, charts, and diagrams that explain the science of light and sound, discussing color and brightness, ears and hearing, sound waves, echoes and sonar, lasers and holograms, and other topics.

Examines developments in the world of communications technology as they relate to radio and television, looking at radio waves, satellite television, closed circuit television, digital versatile disks, digital broadcasting, remote monitoring, electronic bugs, and radio signals in space.

Presents a simple study on the physics of light and how light waves behave, and examines why stars twinkle, how telescopes and prisms work, and more.

An illustrated introduction to magnetism and electromagnets that explains magnetic fields, electricity, motors and generators, particle accelerators, and other related topics; and includes......

Presents illustrated explanations of how light, electricity, and magnetism work, describing the laws of optics and electromagnetism and Ohm's and Joule's laws, and providing a......