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Scientific Method8
vocabulary practice
| Question | Answer |
|---|---|
| hypothesis | possible explanation for a set of observations or possible answer to a scientific question |
| experiment | the act of conducting a controlled test or investigation |
| conclusion | a summary of the results of the experiment and a statement of how the results relate to the hypothesis |
| observation | use of one or more of the senses to gather information |
| problem | a question raised for consideration or solution |
| scientific method | a series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions |
| variable | something in an experiment that can change |
| independent variable | Factor in an experiment that researchers manipulate so that they can determine its effect |
| controlled variable | A variable that is not changed |
| dependent variable | The outcome factor; the variable that may change in response to manipulations of the independent variable. |
| line graph | A graph that uses line segments to show changes that occur over time |
| bar graph | a graph that uses horizontal or vertical bars to display data |
| pie graph | a graph that best shows part of a whole |
| control group | provides a normal standard against which the biologist can compare results of the experimental group |
| experimental group | in an experiment, the group that receives the experimental treatment |
Created by:
amyshirey
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