Sentence Examples

  • 3) refracts upwards, while the prism Q, which has its refracting edge perpendicular to that of P, refracts towards the right.
  • The sodium vapour in the middle is very dense on the heated side, the density diminishing rapidly towards the upper part of the tube, so that, although not prismatic in form, it refracts like a prism owing to the variation in density.