Properties of Water 6.6abd

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Across
  1. 2. _____ is a compound found naturally in all 3 states of matter.
  2. 5. Water molecules sticking to other water molecules is an example of _________.
  3. 6. Oxygen having a slightly negative charge and hydrogen having a slightly positive charge makes water a ___________ molecule.
  4. 7. The process of changing from a solid to a liquid.
  5. 8. An example of chemical weathering is ____ (brown residue forms on metal)
  6. 11. Fresh water that is safe to use.
  7. 15. What percent of the water on Earth is Potable water? (number spelled out)
  8. 17. The breakdown of rock into smaller pieces.
  9. 18. Moving sediment from one place to another
  10. 20. An example of physical weathering.
  11. 21. The process of changing from a gas to a liquid
  12. 23. Ice floats in water because it is less ____ than water.
  13. 24. Loose dirt and small rocks carried over the land by water and then settles in the bottom of bodies of water.
Down
  1. 1. Water molecules can dissolve many substances because it is _______________.
  2. 3. Ice will ________ as it freezes because of the hydrogen bonds in water molecules.
  3. 4. The process of changing from a liquid to a gas
  4. 9. What percent of the Earth is covered with water (number spelled out)
  5. 10. The boilding point of water in degrees celcius.
  6. 12. Water droplets sticking to a spider web is an example of ______.
  7. 13. When water changes from a liquid to a solid, it is called _________.
  8. 14. The freezing point of water in degrees celcius.
  9. 16. Water molecules band together to form a skin or ____ on the surface is called surface tension.
  10. 19. A water bug walking on water is an example of ______.
  11. 22. The number of molecules or atoms in a given amount of space in an object.