Instrument Precision in Measurement
A Grade 7 Science worksheet focusing on understanding and identifying instrument precision in various measuring tools.
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Instrument Precision in Measurement
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Read each question carefully and provide the best answer. This worksheet will test your understanding of instrument precision in scientific measurements.
1. Which of the following best describes instrument precision?
How close a measurement is to the true value.
The smallest unit an instrument can measure.
The consistency of repeated measurements.
The accuracy of the instrument.
2. A ruler with markings every millimeter (mm) is more precise than a ruler with markings every centimeter (cm).
True
False
3. The is the smallest division on a measuring instrument.
4. A digital stopwatch that measures to hundredths of a second (0.01 s) is more precise than one that measures to tenths of a second (0.1 s). This is because it has a smaller .
5. Explain the difference between accuracy and precision in scientific measurement.
6. Look at the image of the measuring tool below. What is the smallest increment it can measure? What does this tell you about its precision?
7. A more precise instrument will always give you a more accurate measurement.
True
False