Physical Science

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Across
  1. 9. coldest state of matter
  2. 10. + charged electrons
  3. 12. symbol: e -
  4. 13. the number of flavours of Quarks
  5. 14. the SI unit for force
  6. 15. atoms that are SUPERCHARGED with extra energy
Down
  1. 1. scientists believe that this particle gives mass to atoms
  2. 2. symbol: n o
  3. 3. the MEGA HOT process in the center of Stars
  4. 4. symbol: p +
  5. 5. amount of neutrons in one atom of hydrogen-2
  6. 6. atomic number of Ogganesson
  7. 7. = mass x the speed of light squared
  8. 8. the smallest known particle yet!
  9. 10. hottest state of matter
  10. 11. glue Quarks together to make protons and neutrons