NCERT solution for class 8 > Science > chapter 12 - Friction
NCERT solution > class 8 > science NCERT solution for class 8 > Science > chapter 12 - Friction Chapter 12 - Friction Exercise Q1. Fill in the blanks a) Friction opposes the the motion between the surface in the contact with each other . b) Friction depends on the roughness of surface c) Friction produces heat d) Sprinkling of powder on the carrom board reduce friction. e) Sliding friction is lesser than static friction . Q2. Four children were asked to arrange forces due to rolling status and sliding friction in the decreasing order of their arrangement are given below choose the correct arrangement a) rolling, static, sliding b) rolling ,sliding ,static c) static ,sliding, rolling d) sliding ,static, rolling Answer- static ,sliding, rolling Q3. Alida runs her toy car on dry marble f...