physics

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Across
  1. 3. "the angle between the incident ray and the normal"
  2. 5. reflection "is the mirror-like reflection of waves"
  3. 6. "refers to the change in an object's velocity as a consequence of contact (collision) with a surface or the influence of a field."
  4. 7. "used in the field of physics to describe particles or radiation that fall on a surface."
Down
  1. 1. "the angle between the reflected ray and the normal"
  2. 2. "the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated."
  3. 4. "in wave motion, the transfer of the energy of a wave to matter as the wave passes through it."