Across: |
| 1. | The slope of a velocity-time graph of an object falling freely is |
| 3. | change in velocity of an object at an instant of time |
| 8. | difference between an observed and true value in measurement |
| 9. | a vector quantity that defines the distance and direction between two positions |
| 11. | rate of change of an object's velocity |
| 12. | a vector that represents the sum of two or more vectors |
| 14. | a graph with time on the horizontal axis and position on the vertical axis |
| 15. | scientists make observations and collect experimental . . . |
| 16. | SI base unit of mass |
| 24. | how well the results of an experiment agrees with the measured and accepted value |
| 25. | SI base unit of time |
| 26. | a chosen point from where the position of an object can be compared |
| 28. | coordinate system for specifying the precise location of an object in space |
| 29. | a guide to good science practice |
| 31. | ratio of change in position to the time interval during which that change occurred |
| 32. | choice of how many graph paper squares used to represent 1 unit of data |
| 33. | a measurement of time |
| 36. | units that can be used and combined to describe other quantities |
| 38. | rate of change of distance |
| 39. | an intellectual framework that is part of a theory |
| 40. | size or amount of a quantity |
| 41. | apparent shift in position of an object (or measure) when it is seen from different angles |
| 42. | velocity when clock reading is zero |
| 44. | a line drawn as close as possible to all the data points |
| 46. | what t(f) - f(i) represents |
| 49. | quantity that has only magnitude |
| 50. | synthesis of a large body of knowledge |
| 51. | the velocity-time graph of an object traveling at a steady (constant) velocity is a line that is . . . |
| 52. | scalar projection of a vector, with positive and negative signs, indicating their direction |
| 53. | a series of observations by competent observers, but are not absolute or immutable |
| 54. | acceleration of an object moving at constant velocity |
| 56. | unit of a quantity that is a combination of base units |
| 61. | ratio of the total distance traveled to the time interval |
| 62. | hypothesis not contradicted after repeated tests |
| 64. | scalar quantity that is the length or size of a displacement vector |
| 67. | rate of change of displacement |
| 69. | when one variable increases the other variable decreases in a(n) . . . |
| 70. | the velocity after acceleration has occurred |
| 71. | an individual who is sincere and truthful is |
| 73. | systematic problem-solving method of observing, experimenting & analyzing |
| 75. | a graph that shows how velocity depends on time |
| 77. | speed and direction of an object traveling at a particular instant |
| 80. | At any given time, all freely falling objects (big & small) travel the same . . . , if air resistance is neglected. |
| 81. | force applied to a surface |
| 82. | provides a convenient method of finding relationships between independent and dependent variables |
| 83. | an equation that shows that one variable varies directly with the square of the other variable |
| 85. | slope of a displacement-time graph |
| 86. | change in average velocity divided by time |
| 89. | depends on the independent variable |
| 91. | location of an object at a particular instant |
| 92. | location of an object relative to an origin |
| 93. | same as constant acceleration |
| 94. | a method of treating units as algebraic quantities that can be cancelled |