Boiled Water

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Across
  1. 9. A gentle change in color or slope.
  2. 11. An object that attracts iron and steel.
  3. 12. The distance from the center of a circle.
  4. 13. A detailed drawing used for building.
  5. 15. To watch something carefully.
  6. 17. A tool used to measure length.
  7. 18. A machine that can be programmed to do tasks.
  8. 20. A part of a whole.
  9. 24. What makes things move or change.
  10. 26. The force that pulls things toward Earth.
  11. 27. How much space something takes up.
  12. 28. Instructions a computer follows.
  13. 31. A single number from 0 to 9.
  14. 32. An imaginary line something rotates around.
  15. 34. Someone who creates a new device or idea.
  16. 35. A closed path through which electricity flows.
  17. 36. The study of numbers, shapes, and patterns.
  18. 37. A simple machine using wheels and ropes.
Down
  1. 1. The study of substances and how they interact.
  2. 2. Facts and information collected for analysis.
  3. 3. A large object that orbits a star.
  4. 4. A wheel with teeth that helps machines move.
  5. 5. A machine that makes something move.
  6. 6. A symbol for a number we don't know yet.
  7. 7. A plan for making or building something.
  8. 8. When something is the same on both sides.
  9. 10. A person who designs and builds things.
  10. 11. How much matter is in an object.
  11. 14. The smallest part of a digital image.
  12. 16. A push or pull on an object.
  13. 17. A robot vehicle used to explore space.
  14. 19. Language used to tell computers what to do.
  15. 21. Formed where two lines meet.
  16. 22. A simple machine that helps lift things.
  17. 23. The smallest unit of matter.
  18. 25. A math sentence that shows two things are equal.
  19. 29. How closely packed the particles are.
  20. 30. What something is made of.
  21. 33. The study of the natural world.