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Subjects
Science CBSE
Class 8
Friction
Factors fo friction and its types
8.
Analogies in friction
Exercise condition:
4
m.
Find the analogy
:
1
.
Sliding friction
:
rubbing both hands together to create heat
::
Rolling friction
:
ball bearings
2
.
Reduces friction
:
lubricants
::
Improves friction
:
spikes in shoes
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