Question

Solids expand the least and gases expand the most on being heated.​

Answer 1

Answer:

All states of matter expand when heated and contract when cooled. Gases expand most when heated and solids the least because gas particles are already far apart and are much freer to move.

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Answer 2

$\huge \tt \colorbox{lightpink}{Answer}$

$\tt \blue{All \: states \: of \: matter \:  expand  \: }$

$\tt \blue{when  \: heated and \: contract \: when  \: }$

$\tt \blue{cooled. \:  Gases \: expand \: most \:  when }$

$\tt \blue{heated \:  and  \: solids  \: the \:  least \:  }$

$\tt \blue{because  \: gas \:  particles \: are \: }$

$\tt \blue{already \: far \: apart \: and \: are \: much }$

$\tt \blue{freer \: to \: move.}$

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