Physical Science Part 1

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Across
  1. 2. a common unit of power, equal to 764 watts
  2. 5. a substance or mixture that flows and has no shape of its own
  3. 6. the energy stored in atomic nuclei
  4. 8. the movement of an object toward Earth because of gravity
  5. 10. fluid friction acting on an object moving through the air
  6. 12. the product of distance and the force in the direction an object moves
  7. 13. the tendency of an object to resist a change in its motion
  8. 14. the total distance traveled divided by the time it takes to travel
  9. 17. energy obtained from flowing water
  10. 19. the SI unit of work
  11. 20. the result of a force distributed over an area
  12. 21. the energy associated with the motion and position of everyday objects
  13. 23. movement in relation to a frame of reference
  14. 25. the rate of doing work
  15. 26. the fixed point a lever rotates around
  16. 27. the ability of a fluid to exert an upward force on an object placed in it
  17. 28. the overall force acting on an object after all the forces are combined
  18. 29. the SI unit of power
  19. 30. an upward force due to a pressure difference between the top and bottom of a wing
  20. 31. the length of the path between two points
  21. 32. a friction force that opposes the motion of an object through a fluid
  22. 33. the constant velocity of a falling object when the force of air resistance equals the force of gravity
Down
  1. 1. sunlight that is converted into usable energy
  2. 3. the energy stored in chemical bonds
  3. 4. a steady change in velocity
  4. 7. the percentage of the work input that becomes work output
  5. 9. a push or pull that acts on an object
  6. 11. the ratio of the distance an object moves to the amount of time the object moves
  7. 14. the equivalence of the buoyant force on an object and the weight of the fluid displaced by the object
  8. 15. a system of objects that are not moving in respect to one another
  9. 16. the curved path of an object in free fall after it is given an initial forward velocity
  10. 17. a device that uses a pressurized fluid acting on pistons of different sizes to increase force
  11. 18. the energy associated with electric charges
  12. 22. thermal energy beneath Earth's surface
  13. 24. the SI unit of pressure, equal to 1 newton per square meter