Science (Unit IX)

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Across
  1. 3. is the phenomenon of lowering the melting point by applying pressure and refreezing once the pressure is removed .
  2. 4. is the reverse of heating .
  3. 7. is energy in transit .
  4. 9. is a measure of doing mechanical work .
  5. 10. when a solid heated , it changes into liquid .
  6. 15. is the process by which liquid turns into gas .
  7. 17. is turning liquid into its solid phase .
  8. 20. is defined as the measure of the degree of hotness or coldness of a body .
Down
  1. 1. the reverse of boiling .
  2. 2. is the energy stored in spring .
  3. 5. is the device that uses the property of thermometric substances to measure temperature .
  4. 6. refers to the increase in size of an object as that object is heated .
  5. 8. is the energy possessed by an object by virtue of its motion .
  6. 11. is defined as the quantity of heat required to change the temperature of a unit mass of the substance by 1 degree .
  7. 12. is defined as the amount of heat needed to change the phase of substance without any change in temperature .
  8. 13. is the product of the force , displacement , and cosine if the angle between force and displacement .
  9. 14. it changes to gas or vapor at a fixed or constant temperature .
  10. 16. is the unit for work .
  11. 18. is the rate of doing work .
  12. 19. is the ability to do work .