Physics
Grade-6
Easy

Question

Energy is required to do ______ work

  1. Waste
  2. Useful
  3. Long
  4. Steady

hintHint:

Useful

The correct answer is: Useful


    Energy is required to do work and the basic SI unit of energy is the joule, the amount of energy required to exert a force of 1 Newton through a distance of 1 meter (1 joule = 1 newton meter).

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