Physical Science Enrichment #3

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Across
  1. 2. The measure of an objects displacement over time
  2. 3. The force that opposes motion of two objects in contact with each other.
  3. 5. A theory that has been tested without any contradictions
  4. 6. An object in motion will remain in motion and an object at rest will stay at rest unless acted upon by an unbalanced force.
  5. 8. The force of an object is dependent on the product of its mass and acceleration
  6. 10. The downward force on an object resulting from it's acceleration due to gravity
  7. 12. The rate of change of velocity
  8. 14. The friction occurring between two objects in contact with one another when they are not moving
  9. 17. An if...then..statement that suggests a potential explanation or solution to a problem
  10. 18. A launched object that is affected by a horizontal speed and the acceleration due to gravity
  11. 19. Little "g" = 9.8 m/s^2 on Earth
  12. 22. A process of learning that includes observation, data collection and analysis, and conclusions.
  13. 23. An evolving theory with supporting evidence that explains natural phenomena
  14. 24. The variable placed on the X axis
  15. 26. The friction occurring between two surfaces in contact with one another when they are moving.
  16. 27. The quantity of matter in a substance
  17. 29. The force that is equal in magnitude to weight and opposite in direction
  18. 31. All the factors in an experiment
  19. 34. The sum of all the forces acting on an object
  20. 36. Every action has an equal and opposite reaction
  21. 38. A non powered device that completes a task with one motion. Examples include levers, pulleys, inclined planes, wedges, and gears
  22. 39. The effect of a force applied over a period of time
  23. 40. The product of an object's mass and velocity
  24. 42. A situation set up to investigate relationships between variables
  25. 44. The product of an object's mass and acceleration
  26. 45. The use of scientific information to meet the needs and wants of society
  27. 46. A measurement that includes magnitude and direction
Down
  1. 1. Imaginary lines that run north and south measuring distances east and west of the prime meridian
  2. 4. Momentum cannot be created or destroyed, only transfered
  3. 7. The measure of an object's change in position
  4. 9. Term describing balanced forces.
  5. 11. Maps that measure elevations of land masses
  6. 13. The sample in an experiment not subjected to the experimental variable
  7. 15. The variable placed on the Y axis
  8. 16. The measure of an object's total length traveled
  9. 20. An object accelerating downward affected only by gravity
  10. 21. An international system of units of measurement.
  11. 23. A measure that includes only magnitude
  12. 25. An imaginary line at 0 degrees longitude
  13. 28. Imaginary lines that run east and west measuring distances north and south of the equator
  14. 30. The variables in an experiment that must remain the same for all samples.
  15. 32. Maps that measure depths of bodies of water
  16. 33. The measure of rise over run on a graph
  17. 35. The property of matter that resists changes in it's motion
  18. 37. The energy resulting from a force applied over a distance
  19. 41. Observed when an object has had a change in position
  20. 42. An imaginary line at 0 degrees latitude that separates the northern and southern hemisphere
  21. 43. Scalar measurement of how quickly an object is traveling