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10 grade science

The SI unit of weight is:

  • A. Kg
  • B. Newton
  • C. Pounds
  • D. Tonne

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10 Months agoGrade
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1 Answer

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ApprovedApproved Tutor Answer10 Months ago

The SI unit of weight is Newton, which is represented by option B. Weight is the force exerted by gravity on an object, and it is measured in Newtons in the International System of Units (SI).

Understanding Weight vs. Mass

It's important to differentiate between weight and mass:

  • Mass: Measured in kilograms (kg), it refers to the amount of matter in an object.
  • Weight: Measured in Newtons (N), it is the force acting on that mass due to gravity.

Why Newton?

The Newton is defined as the force required to accelerate a one-kilogram mass by one meter per second squared. This relationship highlights how weight is dependent on both mass and the gravitational pull of the Earth.