(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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Wear and tear of machinery parts
When one surface slides over another then it opposes the motion of the body then it is known as friction.
Static friction
Rolling friction
Limiting friction
Kinetic friction
Friction offered by fluid due to liquid and gases.
To decrease friction.
Independent of area of contact surfaces
Liquid and gases collectively called as a fluid.
Fluid friction
Weight of the body
When one surface rolls over another surface is known as rolling friction.
Due to irregularities
Friction
Due to adhesive force
When one surface is in rest over another is known as static friction.
Nature of the surfaces
Contact force
When one surface slides or moves over another sliding or kinetic friction.
