Class Notes NCERT Solutions for CBSE Students
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.
