Science

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Across
  1. 3. having an outline or surface curved like the exterior of a circle or sphere.
  2. 6. an image seen in a mirror or shiny surface
  3. 7. having an outline or surface that curves inwards like the interior of a circle or sphere.
  4. 8. Light bending
  5. 9. the maximum extent of a vibration or oscillation, measured from the position of equilibrium.
  6. 10. the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.
  7. 12. the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone.
Down
  1. 1. situated or extending across something.
  2. 2. the rate at which something occurs over a particular period of time or in a given sample.
  3. 4. a band of colours, as seen in a rainbow, produced by separation of the components of light by their different degrees of refraction according to wavelength.
  4. 5. relating to the interrelation of electric currents or fields and magnetic fields.
  5. 11. the angular distance of a place east or west of the Greenwich meridian, or west of the standard meridian of a celestial object, usually expressed in degrees and minutes.