Physics
Steel is more elastic than rubber because it :

Requires larger deforming force
Is deformed very easily
Is harder than rubber
Is never deformed

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Physics
It is easier to roll a stone up a sloping road than to lift it vertical upwards because

Work done in rolling a stone is less than in lifting it.
Work done in both is same but the rate of doing work is less in rolling.
Work done in rolling is more than in lifting.
Work done in lifting the stone is equal to rolling it.

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