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Chapter 1
Science vocab
| Term | Definition |
|---|---|
| science | the study of the natural world |
| observing | using one or more of your senses to gather information |
| inferring | explaining observations |
| predicting | making a forecast of what will happen based off of evidence |
| chemistry | properties of matter and how it changes |
| physics | study of matter, energy, focus and motion |
| scientific inquiry | about the world around you |
| hypothesis | possible answer to a question |
| parameters | factors that can be measured |
| data | facts,figures, and other info. gathered from the experiment |
| quantitative data | has measurements |
| qualitative data | data that has no measurements |
| conclusions | when the hypothesis is right or wrong |
| communicating | share your results |
| model | a picture, diagram, computer image, or other representation of an object or process |
| scientific theory | well tested tested explanation of observation |
| scientific law | scientists expect to happen every time |
| graph | shows correlation |
| horizontal axis | graph line that runs left to right |
| vertical axis | graph line that runs up and down |
| manipulated variable | the variable that is changed |
| responding variable | changes because of another variable change |
| controlled variable | only one parameter is manipulated at a time |
| origin | (0,0) |
| coordinate | a pair of numbers that tell the position of a point |
| data point | shows the location of intersection of data |
| line of best fit | reflects general pattern of a graph |
| linear graph | graph where data points form a straight line |
| slope | Rise=y2-y1 Sun=x2-x1 |
| nonlinear graph | does not fall along a straight line |