Science

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Across
  1. 2. Transforing heat within a liquid
  2. 5. A change in a substance that doesn't change its identity
  3. 7. electrically charged groupe of atoms
  4. 8. he alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun
  5. 10. the rate at which one form of energy is transfored into another
  6. 14. energy from an object dueto its motion
  7. 15. having electrical or magnetic polarity.
  8. 16. the transfer of heat from one particle to another
  9. 17. a celestial body moving in an elliptical orbit around a star
  10. 18. an obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination. light or lighting
  11. 19. the action by a celestial body of going round in an orbit or elliptical course
  12. 22. a small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light.
  13. 25. a build up of charges on an object
  14. 26. Force*Distance
Down
  1. 1. the rate at which velocity
  2. 3. an optical instrument designed to make distant objects appear nearer, containing an arrangement of lenses, or of curved mirrors and lenses, by which rays of light are collected and focused and the resulting image magnified.
  3. 4. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.
  4. 6. the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.
  5. 9. a single kind of matter that is pure and has a specific set of perties
  6. 11. the action of rotating around an axis or center
  7. 12. The temperature of which you can not remove any energy from the mattter
  8. 13. a pure substancethat can be veiwed without changinginto another substance
  9. 20. an imaginary line about which a body
  10. 21. a gas like state of matter wich is made up of free electrons and atoms striped of their electrons
  11. 23. each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours, resulting from the earth's changing position with regard to the sun.
  12. 24. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.