Charts, measurement and the metric system
20 points
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1. Name the 3 basic types of charts and describe when to use each. (3 points)
2. Explain what a standard of measurement is. (2 points)
3. Compare and contrast accuracy and precision. (3 points)
4. For each of the following terms, describe what it measures and the instrument used to measure it: gram, meter, liter (6 points)
5. Your class does an experiment to show how the temperature of water effects the time it takes a sugar cube to dissolve. Make a line graph of this data. Attach graph paper.
| Temperature (Co) |
Time to dissolve (sec) |
| 0 | 200 |
| 5 | 170 |
| 10 | 140 |
| 15 | 110 |
| 20 | 80 |
| 30 | 20 |
What is the independent variable and which axis of the chart does it go on?
What is the dependent variable and which axis of the chart does it go on? (6 points)