Science, asked by seemavpanchal, 3 months ago

wht do things expand when heated and and contract when cooled

Answers

Answered by alka172017

Answer:

this is your ans

Explanation:

When a material is heated, the kinetic energy of that material increases and it's atoms and molecules move about more. ... When it is cold the kinetic energy decreases, so the atoms take up less space and the material contracts.

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wht do things expand when heated and and contract when cooled​

Answers

wht do things expand when heated and and contract when cooled