Science Activity with Puzzle

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Across
  1. 3. Gas can be used for storage
  2. 5. The process by which the green plants Make their own food
  3. 7. Roots of the plants absorb water from the soil through the process
  4. 9. Oxidation is a process which involves addition of
  5. 11. The phenomenon of the bending of light as it passes through from one medium to another is called
  6. 12. Precipitation reaction produce insoluble
  7. 13. Organ which is responsible for the removing waste products from the body
  8. 15. Light from the sun falling on a convex lens with converge at
Down
  1. 1. mirror A full length of the image of a distant tall building can be seen using
  2. 2. The process by which cell obtain energy from glucose called
  3. 4. The unit of power of a lens
  4. 6. The phenomenon responsible for the formation of a rainbow
  5. 8. The addition of hydrogen to a substance called
  6. 10. Smallest unit of life
  7. 14. Chemical reaction take place when electricity is passed through water