Glass

1234567891011121314151617181920
Across
  1. 1. automobile windshields are made from
  2. 4. squeezes the material
  3. 5. is the most prevalent type of glass
  4. 8. strongest type of glass
  5. 9. open containers that are used to weight graduated, liquid, or solid samples
  6. 12. Most beakers are made of it
  7. 13. the act of perceiving and recording something with instruments
  8. 14. type of glass that contains boron trioxide
  9. 17. equality on both sides of something
  10. 19. a scalethat measures the hardness of minerals and other solids
  11. 20. the load of a bullet shot at a pane of glass
Down
  1. 2. heat treatment that produces tempered glass
  2. 3. a solid in which the atoms are arranged in a regular order
  3. 6. culture tube or sample tube
  4. 7. magnifies an image of an object
  5. 10. a tall narrow container with a volume scale used especially for measuring liquids
  6. 11. optical glass, has relatively high refractive index and low abbe number (high dispersion)
  7. 15. how much the path of light is bent, or refacted, when entering a material
  8. 16. expands the material
  9. 18. slides one part of the material in one direction and another part in a different direction