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Across 3. saltiness or dissolved salt content of body of water 7. the property or characteristic that produces unequal physical effects at different points in a body or system, as a magnet or storage battery 8. land that water flows across or under on its way to a river 9. clinging of one substance to another 12. naturally occurring material that is broken down by processes of weathering and erosion, and is transported by the action of the wind, water, or ice until deposited through gravity 15. the state or quality of a material or membrane that causes it to allow liquids or gases to pass through it 16. to pass into or through (a substance) by filtering or permeating 18. the substance’s mass per unit volume 20. microscopic organisms that float freely with oceanic currents and in other bodies of water 21. surface layer of the ocean that receives sunlight 22. water is capable of dissolving all substances

Down 1. carries cold water from deep in the ocean up to the surface 2. areas of land that drain into a stream, river, lake or other body of water 4. a rock layer that collects and stores water 5. all the waters on the earth’s surface, such as lakes and seas, and sometimes including water over the earth’s surface, such as clouds 6. the clinging together of particles of the same substance 10. the flora and fauna found on the bottom, or in the bottom sediments, of a sea, lake or other body of water 11. the amount of heat that must be absorbed or lost for one gram of a substance to change its temperature by 1 degree Celsius 13. a measure of the force necessary to stretch or break the surface of a liquid 14. water located below the Earth’s surface 15. the tiny plants that make up plankton 17. a large natural or artificial lake used as a source of water supply 19. aquatic animals that are able to swim and move independently of water currents