what is the difference between expantion and contraction
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good question bro.
In expansion things expand due to high temperature
eg: railway tracks in summer expand an fill the gaps between two tracks
contraction is the opposite of expansion.here things 'Shrink'
In expansion things expand due to high temperature
eg: railway tracks in summer expand an fill the gaps between two tracks
contraction is the opposite of expansion.here things 'Shrink'
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