Understanding SI Units and Measurements
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Questions and Answers

What is the unit of mass in the SI measurement system?

  • Meter
  • Second
  • Newton
  • Kilogram (correct)

Which of the following is a derived unit?

  • Meters per second (correct)
  • Kelvin
  • Gram
  • Meter

How is the unit of temperature represented in the SI system?

  • Joule
  • Celsius
  • Kelvin (correct)
  • Fahrenheit

Which physical quantity is measured in amperes?

<p>Electric Current (D)</p> Signup and view all the answers

What are the fundamental quantities described in the SI system?

<p>Length, time, temperature, mass (C)</p> Signup and view all the answers

Flashcards

Fundamental Unit

A quantity that describes a single dimension and serves as a building block for other units in the SI system.

Derived Unit

Units that are created by combining fundamental units, such as meters per second (m/s) for speed.

SI System (International System of Units)

The international standard measurement system used in science, featuring seven base units.

Meter (m)

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

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Kilogram (kg)

The unit of mass in the SI system, defined as the mass of a specific cylinder of platinum-iridium alloy kept in France.

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