Units of Measurement

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Questions and Answers

What is the International Bureau of Weights and Measures (BIPM) tasked with?

  • Regulating trade weights and measures to ensure fairness and transparency
  • Ensuring worldwide uniformity of measurements and their traceability to the International System of Units (SI) (correct)
  • Developing nationally and internationally accepted units of measurement
  • Defining and adopting units of measurement by law

What is metrology?

  • The process of regulating trade weights and measures
  • The development of the International System of Units (SI)
  • The science of developing nationally and internationally accepted units of measurement (correct)
  • The study of physical quantities and their measurements

Why are clear definitions necessary for units in physics and metrology?

  • To simplify the process of measurement
  • To develop new units for modern systems
  • To establish governmental regulations
  • To ensure reproducibility of experimental results (correct)

What does the International System of Units (SI) represent?

<p>A global standard for units of measurement (C)</p> Signup and view all the answers

What does it mean when referencing '10 metres' (or 10 m)?

<p>10 times the definite predetermined length called 'metre' (C)</p> Signup and view all the answers

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