Year 9 EOY revision - Jasmine

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Across
  1. 2. sub-atomic particle with a neutral charge
  2. 3. the ratio of image size to object size (13)
  3. 5. scientist who discovered the nucleus with alpha scattering particles (10)
  4. 6. an organism which cells contain a nucleus within a membrane (9)
  5. 7. scientist who created the periodic table (9)
  6. 10. A band containing genetic code
  7. 11. A cell division which makes two identical sister cells (7)
  8. 13. sub-atomic particle with a negative charge (8)
  9. 14. single celled organism which lacks some organelles (10)
  10. 15. Converting an atom, molecule or a substance into an ion by removing an electron (8)
  11. 16. energy level or orbital of an electron
  12. 17. The region of a wave where the particles are spread out (11)
Down
  1. 1. An organelle which helps create energy (12)
  2. 4. Two or more forms of an element which has equal amount of protons but a different amount of neutrons (8)
  3. 8. a type of wave which the medium is parallel to the energy transfer (12)
  4. 9. a type of wave which the medium is 90 degrees to the energy transfer (10,4)
  5. 12. sub-atomic particle with a positive charge (6)