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Sci Invest AS
| Question | Answer |
|---|---|
| a tool used to measure the mass of objects | balance |
| a beaker marked in intervals that is used to measure volume | graduated cylinder |
| a tool used to produce magnified image of small objects | microscope |
| a tool used to measure weight and force | spring scale |
| a tool used to measure temperature | thermometer |
| a cylindrical tube, usually smaller than a beaker, that is open at one end and closed at the other | test tube |
| The variable that is purposely changed to test a hypothesis is called the | manipulated variable |
| Manipulated variables are also called | independent variables |
| The factor that may change in response to the manipulated variable is called the | responding variable |
| Responding variables are sometimes called | dependent |
| All of the other variables or factors, besides the manipulated and responding variables, are known as controlled variables or | constants |
| All factors that can in an experiment are called | variables |
| A n experiment in which only one variable is changed at a time is called a | controlled experiment |
| tools that scientists use to organize and present information. | Tables and graphs |
| best used to show how a whole is divided into part | circle graphs |
| best used for counting and to show how a number of objects or events compare in relationship to a single property | bar graphs |
| best used to show a relationship between two measured quantities, usually as a trend over time. | Line graphs |
Created by:
Mr. Sneed
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