sci crossword

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Across
  1. 2. process of removing electrons from neutral atoms
  2. 3. term for ultraviolet, invisible to the naked eye
  3. 7. a ray of light that strikes a surface
  4. 9. locates positions within an accuracy of 10 to 100m
  5. 11. used in radar, in communications, and for heating in microwave ovens
  6. 12. Radiowaves 30-300MHz
  7. 13. can store and transmit data similar to UPC
  8. 16. reflective surface that shows an image by reflecting light
  9. 17. curves outward and diverges light
  10. 19. a type of energy that travels through space through electric and magnetic fields
  11. 20. a type of EM radiation with wavelengths shorter than visible light, responsible for Vitamin D
  12. 21. discovered Gamma Rays
  13. 25. discovered infrared waves
  14. 27. bending of light
  15. 29. UV that affects the dermis
  16. 31. UV that affects the epidermis
  17. 32. cancer treatment that uses high energy radiation to kill cancer cells
  18. 33. Radiowaves 30-300kHz
  19. 35. cancer and mutation, affect the person or their offspring
  20. 36. used for viewing internal parts without invasive exploratory surgery
  21. 37. Radiowaves 3-30MHz
  22. 38. discovered visible light
Down
  1. 1. sufficient energy to induce ionization
  2. 4. discovered radiowaves
  3. 5. Radiowaves 300-3000kHz
  4. 6. bouncing back of light
  5. 8. the full range of electromagnetic radiation, organized by frequency or wavelengt
  6. 10. reflection that happens on rough surfaces
  7. 14. discovered by Wilhelm Roentgen
  8. 15. reflection that occurs on smooth surfaces
  9. 17. curves inward and converges light
  10. 18. EM Wave with the shortest wavelength
  11. 22. UV thats absorbed by the atmosphere
  12. 23. invisible EM radiation that have a wavelength longer than visible red light and shorter than microwaves
  13. 24. is the only EM wave seen by the naked eye
  14. 26. discovered XRAYS
  15. 28. acronym for radio detection and ranging
  16. 29. Radiowaves 300-3000MHz
  17. 30. longest of all EM waves
  18. 34. radiation burns, and cause damage to tissues