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.