FRICTION

Description

Info for year 7
annette Hendley
Mind Map by annette Hendley, updated more than 1 year ago
annette Hendley
Created by annette Hendley about 10 years ago
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Resource summary

FRICTION
  1. Can be good or bad
    1. force that acts when 2 surfaces rubs together
      1. Friction creates heat - often wasted energy
        1. Parts worn away - steps/tyres
          1. Gives tyres grip
            1. Wet Tyres
              1. Dry Tyres
                1. Intermediate tyres
                2. Brake friction - slow you down
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