Ch. 4 OGT Science Coach
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26 terms
Terms | Definitions |
|---|---|
 Scientific Inquiry | the process of asking meaningful questions and seeking answers to those questions using scientific procedures |
| Meaningful Question | a good and appropriate question that can be answered through scientific methods |
| Hypothesis | a suggested solution or possible answer for a scientific question; an educated guess |
| Experiment | a test of a hypothesis |
| Trial | each repetition of an experiment |
| Observation | information that is gathered through the senses |
| Data | all notes of research, observations, measurements, and experimental procedures followed as part of an investigation |
| Analysis | a detailed examination of a subject |
| Qualitative Data | data that tells how it looks, basic information (subject has blue eyes, etc.) |
| Quantitative Data | data in the form of numerical measurements or notes |
| Dependent Variable | the variable that changes in response to the independent variable (Effect) |
| Independent Variable | a variable that is changed on purpose during an experiment (Cause) |
| Control Group | the test group to which the experimental group is compared; nothing is done to it |
| Conclusion | an explanation of the data that tells what relationship exists between the variables in the experiment or investigation |
| Diagram/Model | Uses pictures to explain or show detail |
| Scientific Theory | a scientific explanation of related observations that have been repeatedly tested and shown to be true over time |
| Scienctific Law | a rule that uses experimental results and observations to describe a pattern in nature |
| Chart/Table | summarizes data in rows and columns |
| Bar Graph | uses bars to show the magnitude of data |
| Line Graph | uses a line to relate two sets of data or show how data change over time |
| Circle Graph/ Pie Chart | divides a circle into wedges to show how parts relate to the whole |
| Flow chart | a series of boxes that show the order of steps or how different steps relate |
| Scatter Plot | Plots a series of points against two axes to show the relationship between two or more sets of numerical data |
| Bias | a personal prejudice or slanted point of view |
| Laboratory Report | a written account of the purpose of an investigation, the procedure followed, and the results obtained |
| Peer Review | involves the examination of a scientist's work by other scientists in the same field |
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