sec 3 crossword fun

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Across
  1. 2. Pertaining to heat that is absorbed or released during a change of state (such as melting or boiling) without a change in temperature. (6 letters)
  2. 3. The SI unit of electric charge, critical for understanding electrical interactions. (7 letters)
  3. 6. The emission of light by a substance that has absorbed light or other electromagnetic radiation, typically occurring shortly after the absorption. (13 letters)
  4. 9. The speed of an object in a particular direction, a vector quantity that indicates both how fast and in which way something is moving. (8 letters)
  5. 10. A surface that represents points of a wave that oscillate in phase, illustrating the direction of wave travel. (9 letters)
  6. 12. A device that uses rotational force to separate substances of different densities, often used in laboratory settings. (10 letters)
  7. 16. The maximum extent of a vibration or oscillation, measured from the position of equilibrium, crucial in wave behavior. (10 letters)
  8. 19. The property of like molecules sticking together, influencing properties such as surface tension in liquids. (8 letters)
  9. 20. The study of heat and temperature and their relation to energy and work, involving laws that govern energy conservation. (15 letters)
Down
  1. 1. The mass per unit volume of a substance, a key concept in understanding buoyancy and material properties. (7 letters)
  2. 4. The repetitive variation in position or state of a system, commonly seen in pendulums or waves. (11 letters)
  3. 5. A type of wave in which the medium's displacement is perpendicular to the direction of the wave's travel. (12 letters)
  4. 7. The branch of mechanics that describes the motion of objects without considering the forces that cause the motion. (9 letters)
  5. 8. The force exerted by a string, rope, or other object when it is pulled tight, central to mechanics and dynamics. (7 letters)
  6. 11. The region in a longitudinal wave where particles of the medium are closer together, increasing pressure. (12 letters)
  7. 13. A state in which opposing forces or influences are balanced, resulting in a stable system. (12 letters)
  8. 14. A conductor through which electricity enters or leaves an electrochemical cell or other medium. (9 letters)
  9. 15. A measure of a fluid's resistance to flow, critical in understanding fluid dynamics. (8 letters)
  10. 17. The quantity of motion an object has, calculated as the product of its mass and velocity, and a key principle in physics. (8 letters)
  11. 18. Pertaining to the bending of light as it passes from one medium to another, altering its speed and direction. (10 letters)