Multiple choice

The SI unit for pressure is

  1. joule

  2. watt

  3. pascal

  4. killo-watt
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The pascal (Pa) is the SI unit for pressure, named after Blaise Pascal. It is defined as one newton per square meter. Joule is the SI unit of energy/work, while watt is the SI unit of power.

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