Basic Concepts of SI Units Quiz
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Questions and Answers

What is the unit for measuring electric current in the International System of Units (SI)?

  • watt
  • volt
  • ampere (correct)
  • ohm

Which of the following is the base quantity for measuring mass in the SI system?

  • gram
  • kilogram (correct)
  • pound
  • liter

In the SI system, what is the symbol used to represent length?

  • lt
  • m (correct)
  • L
  • len

Which of the following units represents thermodynamic temperature in the SI system?

<p>kelvin (B)</p> Signup and view all the answers

What is the luminous intensity unit used in the International System of Units?

<p>candela (C)</p> Signup and view all the answers

Flashcards

International System of Units (SI)

The standard system of units used worldwide, based on meters, kilograms, seconds, and other fundamental units.

Base Quantities

The basic units of measurement, forming the foundation of the SI system.

Meter

The SI unit for length, equal to the distance light travels in a vacuum in 1/299,792,458 of a second.

Kilogram

The SI unit for mass, defined as the mass of the international prototype kilogram.

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Second

The SI unit for time, based on the duration of 9,192,631,770 cycles of the radiation emitted by a specific cesium atom.

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