Materials Science and Engineering

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Across
  1. 3. A substance formed by mixing two or more chemical elements
  2. 5. Linked molecules that make chains
  3. 8. a physical property measuring an object's mass per unit volume
  4. 10. A physical substance that occupies space
  5. 11. design, building, and use of engines, machines, and structures
  6. 12. The neutral charged atoms in a nucleus
  7. 14. A translucent material made from sand, silica, and lime
  8. 16. substance of exhibiting both elastic and viscous behavior
  9. 20. Having the structure and form of a crystal
Down
  1. 1. A metal with the atomic number 29
  2. 2. Subatomic particle with a negative charge
  3. 4. Can be drawn into a thin wire
  4. 6. Object that can stretch and return to its original shape
  5. 7. The positively charged atoms in a nucleus
  6. 9. a solid chemical element like silicon, with electrical conductivity between a conductor
  7. 13. Properties of an object that does not allow water to penetrate
  8. 15. Flows easily to full container
  9. 17. Made from aggregate, water, cement
  10. 18. The study of the structure and behavior of the physical and natural world through observation
  11. 19. Solid at room temperature
  12. 20. Made of clay and hardened by heat
  13. 21. Without clearly defined shape or form