Crossword Puzzle Competition - 2081 (Class 9 and 10)

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Across
  1. 2. Collection of information organized in a structured way.
  2. 6. Number expressed in the base-10 system.
  3. 8. Four-sided polygon.
  4. 11. Process of eroding or being eroded by wind, water, or other natural agents.
  5. 14. Likelihood of an event occurring.
  6. 15. Software used to access and view websites on the internet.
  7. 17. Bouncing back of light, heat, or sound waves from a surface.
  8. 20. Step-by-step procedure or formula for solving a problem.
  9. 21. Amount of space occupied by a three-dimensional object.
  10. 23. Remains or traces of ancient life preserved in rock.
  11. 25. Science:
  12. 26. Relationship between two quantities.
  13. 28. System: Sun and the objects that orbit it, including planets and their moons.
  14. 29. Branch of mathematics dealing with shapes, sizes, and properties of space.
  15. 34. Studies:
  16. 36. Transfer of heat or electricity through a material without the material itself moving.
  17. 38. System of production, distribution, and consumption of goods and services.
  18. 39. Global network connecting millions of private, public, academic, business, and government networks.
  19. 41. Process by which a liquid turns into a gas.
  20. 42. Study of past events, particularly in human affairs
  21. 43. Proposed explanation based on limited evidence.
  22. 44. Symbol representing an unknown quantity.
  23. 45. Process of breathing; exchange of gases between an organism and its environment.
  24. 47. Sudden, radical, or complete change.
  25. 48. Programs and operating information used by a computer.
  26. 49. Advanced stage of human social development and organization.
  27. 50. Community of organisms interacting with each other and their environment.
  28. 51. Process of interaction and integration among people, companies, and governments worldwide.
Down
  1. 1. Intelligence (AI): Intelligence demonstrated by machines.
  2. 3. Number system with a base of 2 (0s and 1s).
  3. 4. Measure of the amount of space inside a shape.
  4. 5. Act of settling among and establishing control over the indigenous people of an area.
  5. 7. Beliefs, customs, and traditions of a specific group of people.
  6. 9. Balance or similarity in size, shape, and position of parts.
  7. 10. Basic unit of life.
  8. 12. Distance around the edge of a circle.
  9. 13. Force that attracts objects toward each other.
  10. 16. Number greater than 1 with no divisors other than 1 and itself.
  11. 18. Process by which a gas turns into a liquid.
  12. 19. System of interconnected computers sharing resources and information.
  13. 22. Part of a whole; expressed as a numerator over a denominator.
  14. 24. Ordered list of numbers or events.
  15. 25. Ordered pair (x, y) that identifies a point on a plane.
  16. 27. Study of the physical features of the Earth and its atmosphere.
  17. 30. Phenomenon by which materials exert attractive or repulsive forces on other materials.
  18. 31. Process of converting information into a secret code to prevent unauthorized access.
  19. 32. Total length around the boundary of a shape.
  20. 33. Process by which green plants use sunlight to synthesize foods.
  21. 35. Smallest unit of ordinary matter that forms a chemical element.
  22. 37. System of government where citizens have a voice in decision-making.
  23. 40. Process of designing and writing computer programs.
  24. 46. Moral principles that govern a person's behavior or the conducting of an activity.