Package Design Crossword

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Across
  1. 4. A dramatic change in performance.
  2. 5. the outside layer or surface of an object, area, or surface.
  3. 7. the throwing back by light without absorbing it.
  4. 8. vertical axis of a system of coordinates, all other coordinates have a value of zero.
Down
  1. 1. Moving something from one place to another.
  2. 2. horizontal axis of a system of coordinates, all other coordinates have a value of zero.
  3. 3. the action of rotating around an axis.
  4. 4. the process of tessellating a surface.
  5. 6. The surface of something.