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Definition
| study of matter, energy, and their relationships |
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| checks if answer will be in hte correct units |
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| valid digits in a measurement |
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| observations, experiments, and creating compelling explanations quantitavely describing phenomena |
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| educated guess about how variables are related |
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| rule of nature summing up related observations to describe a pattern in nature |
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| explanation based on many observations supported by experimental results |
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| comparison btwn. unknown quantity and standard |
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| degree of exactness of a measurement |
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| how well results of measurement agree with accepted value |
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| factor manipulated during experiment |
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| factor depending on indep. variable |
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| line drawn as close to all data points as possible; models predictions |
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Definition
| dep. variable varies linearly with indep. variable |
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| one variable depends on the square of another |
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| one variable depends on the inverse of the other |
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| series of images showing the positions of a moving object at equal time intervals |
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| simplified version of a motion diagram where object in motion is replaced by a series of single points. |
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| location of the zero point of the variable and the direction where the values of the variable increase |
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| point where both variables are zero |
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| separation btwn. object and origin |
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| how far object is from origin |
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| quantity with magnitude and direction |
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| quantity that is just a number without a direction |
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| vector representing sum of other 2 vectors |
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| graph with time data plotted on x-axis and position data on y-axis |
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Definition
| position at a particular instant |
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Definition
| slope of a position-time graph for an object |
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Definition
| how fast object is moving; absolute value of slope |
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Definition
| speed and direction of an object at a particular instant |
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