Starter on Particles

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 6. The power to do work or make things move (6)
  2. 7. How hot or cold something is (11)
  3. 10. A brief event in which two or more bodies come together (9)
  4. 12. The outermost level of the land or sea (7)
  5. 14. The smallest component of an element having the chemical properties of the element (plural) (5)

Down

  1. 1. A tiny piece of anything (8)
  2. 2. The simplest structural unit of an element or compound (plural) (9)
  3. 3. Having ___ or being marked by a favorable outcome (10)
  4. 4. A garment that can be worn inside out (10)
  5. 5. A process in which one or more substances are changed into others (8)
  6. 8. A heavy precious metallic element (8)
  7. 9. A hard malleable ductile silvery metallic element that is resistant to corrosion (6)
  8. 10. A substance that initiates or accelerates a chemical reaction without itself being affected (8)
  9. 11. Strong metal used to make tools and nails (4)
  10. 12. How fast something moves (5)
  11. 13. Any of several complex proteins that are produced by cells and act as catalysts in specific (6)