Physics Measurement Errors Quiz
Test your understanding of measurement errors in physics. Select the best answers for each question.
Which of the following is a systematic error?
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Zero error in a measuring instrument
Parallax error
Random fluctuation in readings
Thermal noise
What is the best way to reduce random errors in an experiment?
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Take multiple measurements and average them
Calibrate the instrument
Use a different measuring device
Change the observer
A ruler is incorrectly marked, causing all measurements to be off by the same amount. What type of error is this?
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Systematic error
Random error
Gross error
Human error
Which action can minimize parallax error?
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View scale directly at eye level
Use a digital instrument
Increase sample size
Change the measuring instrument
Match each error type with its description.
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Rows
Systematic Error
Random Error
Gross Error
Description
Consistent offset in readings
Unpredictable fluctuations
Mistake in calculation
Consistent offset in readings
Unpredictable fluctuations
Mistake in calculation
Consistent offset in readings
Unpredictable fluctuations
Mistake in calculation
How confident are you in your answers?
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2
3
4
5
Which instrument is most likely to have a zero error?
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Analog voltmeter
Digital stopwatch
Thermocouple
Mercury thermometer
Explain, in one or two sentences, why calibration is important to minimize errors.
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