MS-PS4-2

Develop and use a model to describe that waves are reflected, absorbed, or transmitted through various materials.

  1. Physics

    Explainer: What is a laser?

    Lasers are the brightest source of light on Earth and produce the purest form of color possible.

    By Amanda Leigh Mascarelli
  2. Physics

    Explainer: How a synchrotron works

    Giant magnets direct superfast light into beams up to 30 million times as bright as those produced by a laser pointer.

    By Emily Sohn