Engineering words

123456789
Across
  1. 1. can withstand sudden forces
  2. 4. can conduct electricity or heat
  3. 5. consists mostly of iron
  4. 7. means plastic or resin
  5. 9. can be drawn into thin wires
Down
  1. 1. soft when heated, hard when cooled
  2. 2. can resist abrasion
  3. 3. don't consist of iron
  4. 6. can be easily rolled into other shapes
  5. 8. will snap easily