THE TWO TYPES OF FORCE IS CONTACT FORCE AND NON - CONTACT FORCE
FRICTIONAL FORCE IS A NON- CONTACT FORCE
FRICTIONAL FORCE DOES NOT OPPOSE THE MOTION OF THE MOVING OBJECT
FRICTIONAL FORCE CAN
CHANGE THE DIRECTION OF THE MOVING OBJECT
CHANGE THE COLOUR OF AN OBJECT
WORN OUT SHOES ARE AN EXAMPLE OF
ADVANTAGES OF FRICTION
DISADVANTAGES OF FRICTION
FOREST FIRES ARE CAUSED DUE TO FRIC TION BETWEEN THE
BRANCHES OF THE TREES
BRANCHES OF THE TREES AND THE GROUND
LUBRICANTS DO NOT HELP IN REDUCING FRICTION
THE SHAPE OF VEHICLES IS MADE STREAM LINED TO REDUCE FRICTION
POWDER REDUCES THE FRICTION BETWEEN
THE HANDS AND THE COINS
THE COINS AND THE BOARD
FRICTION IS LESS ON
ROUGH SURFACES
SMOOTH SURFACES
NEW SURFACES
