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Friction — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceFriction4 Marks
Question
Define friction. What are the factors affecting friction? Explain with examples.
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Answer

The force that opposes the motion of an object is called friction. Example, when we walk, friction acts in opposite direction we apply force to walk.
The factor affecting friction are:
$i.$ The weight of the object.
$ii.$ The type of contact between the two surfaces.

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