Science Crossword Puzzle

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Across
  1. 3. The system includes the kidneys, ureters, bladder and urethra
  2. 5. It has definite shape and volume
  3. 8. The International System of Units (SI) derived unit of force
  4. 10. Force that resists the sliding or rolling of one solid object over another
  5. 11. It causes an object with mass to change its velocity
  6. 13. The change from solid to liquid
  7. 16. It happen when two blocks of the earth suddenly slip past one another
  8. 18. A part of the circulatory system
  9. 19. The source of electricity
  10. 20. The change of a substance from a solid to a gas without liquefaction
  11. 22. The farthest planet from the sun and one of two "ice giants" in our solar system
  12. 23. It has a ring made up of rock and ice
Down
  1. 1. The cycle is egg-chick-adult
  2. 2. The transfer of heat without a medium
  3. 4. Turn on or off the bulb
  4. 6. The animal with a spinal cord surrounded by cartilage or bone
  5. 7. The transfer of heat from one place to another due to the movement of fluid
  6. 9. Gas changes into liquid
  7. 12. Third planet from the Sun and the fifth largest planet in the solar system
  8. 14. The part that breaks down food in the digestive system
  9. 15. The planet is closer to the sun than the earth
  10. 17. The group of vertebrate animals in which the young are nourished with milk from special mammary
  11. 21. The examples of renewable resources