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Metric System Quiz
by Staff
Do you have Le Système International d'Unités -- that's the International System of Units to the rest of us -- all straightened out? Test your metric mastery in this quiz!

How is <i>Le Système International d'Unités</i> (or the International System of Units) commonly abbreviated?

  • LSIU
  • ISU
  • SI

What is the U.S. government's stance on the SI, or the metric system, as it is commonly known stateside?

  • The government has embraced the metric system, but it hasn't really caught on in day-to-day life.
  • Historically, using the metric system has been considered communistic, so the U.S. government has been adamantly opposed to it.
  • The metric system was at one point outlawed by U.S. officials, but now it's allowed in some cases, especially to facilitate trade.

Is a National Metric Week held in the United States each year?

  • Yes. It falls in the 10th month of the year, during the week containing the 10th day of the month.
  • There's not a National Metric Week, but there is a National Metric Day. It occurs in the first month of the year, on the 10th day.
  • No, there's neither a National Metric Week nor a National Metric Day observed in the U.S.

Why hold a National Metric Week to promote the metric system?

  • The metric system is simpler.
  • The metric system has more widespread use.
  • Both

How many base units does the metric system include, as of 2011?

  • Five
  • Seven
  • 10

How many SI prefixes are officially approved, as of 2011?

  • 10
  • 20
  • 50

What is the difference between Celsius and kelvin?

  • The intervals between degrees is different.
  • The temperatures ranges differ.
  • Both

How is the length of a meter determined?

  • By the speed of the Earth
  • By the speed of sound
  • By the speed of light

How is the length of a second determined?

  • By periods of atomic radiation
  • By arrival of solar rays
  • By progression of atomic decay

How was the mass of a kilogram determined historically?

  • By the mass of a liter of gold
  • By the mass of a liter of water
  • By the mass of a liter of wine