Science - Friction (Worksheet)
MCQs (1-10)
Q1. It is difficult to walk on any oily floor because
a) Floor gets spoiled
b) There is more resistance
c) Force of friction is high
d) Force of friction is very less
Q2: Spring balance is a device used for measuring the _____________ acting on an object.
a) mass
b) pressure
c) force
d) None of the above
Q3: A matchstick struck on a matchbox catches fire easily because
a) Friction may cause a fire
b) Of chemical reaction
c) Force heated the matchstick
d) None of the above