Ashwini Allada_generalscience_4th

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Across
  1. 3. Light is a form of ____?
  2. 5. Earth is surrounded by layers of gases collectively called the —?
  3. 8. The change of a substance from the solid state to the gaseous state is called?
  4. 10. which organ purifies our blood?
  5. 12. When a coin is dropped in a glass of water, it will?
  6. 13. What country is number one in robotics?
Down
  1. 1. the boiling point of water
  2. 2. The change of a substance from the gaseous state to the liquid state is called ?
  3. 4. Which popular material used in making beddings is obtained from the husk of coconuts?
  4. 6. What is the Natural source of light?
  5. 7. in which of these seasons will you see a rainbow more often?
  6. 9. Light travels in a ____line?
  7. 11. The change of a substance from the liquid state to the gaseous state is called?
  8. 12. A ____ is formed when the path of light is blocked?