Multiple choice

When the spring of a watch is compressed, the energy stored in it is ______.

  1. kinetic energy

  2. potential energy

  3. electrical energy

  4. magnetic energy

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

When a watch spring is compressed or wound, work is done on it, storing mechanical energy in the form of elastic potential energy. Upon release, this potential energy converts into kinetic energy to drive the watch mechanism.