Monday , March 30 2020

NCERT 8th Class (CBSE) Science: Friction – Quiz

NCERT 8th Class (CBSE) Science: Friction – Quiz

33 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Friction – Quiz:

  • Friction is a force that slows things down or prevents things from moving.
  • Friction occurs due to interlocking of irregularities in the surfaces.
  • Friction is necessary evil as several activities cannot be done without friction.
  • Friction wastes energy, wears out the rubbing surfaces and generates heat.

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