8A Science so far 2025

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Across
  1. 1. a liquid that dissolves a solid
  2. 3. used to separate solids from liquids
  3. 4. lab equipment used for heating objects
  4. 6. different substances that are combined, but easily separated
  5. 7. this compound contains 1 carbon atom and 2 oxygen atoms
  6. 8. highest energy wave of the electromagnetic spectrum
  7. 10. produced when iron is heated with sulfur
  8. 12. 2 or more atoms chemically bonded
  9. 14. elements on the left of the periodic table tend to be this
  10. 16. the distance between two points on a wave
  11. 18. a solid dissolved in a liquid
  12. 19. is larger when sound waves get louder
  13. 20. what waves transfer from one place to another
Down
  1. 1. element 11 on the periodic table
  2. 2. this type of wave makes particles move back and forward as it travels
  3. 3. relates to the pitch of a sound
  4. 5. examples are oxygen, carbon, helium. non examples are iron, aluminium and gold
  5. 9. 2 or more different atoms chemically bonded
  6. 11. pure substances made of only one type of atom
  7. 13. largest wavelength of the electromagnetic spectrum
  8. 15. this type of wave makes particles move up and down as it travels
  9. 17. the substance a wave travels through