Question

Define physical change. answer the following.

Answer 1

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition

Answer 2

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$<style scoped> .pattern {min-height:200px;} #circular7 { background: repeating-radial-gradient(closest-side at 25px 35px, #ccc 15%, #eee 40%); background-size:60px 60px; } </style> <div id="circular7" class="pattern"> <h2>a usually reversible change in the physicalproperties of a substance, as size or shape:Freezing a liquid is a physical change A physical change is a change in which no new substances are formed PHYSICAL CHANGES ARE TEMPORARY CHANGE. IT CAN BE REVERSIBLE .EX. CUTED PAPER. IT CAN BE JOIN BY GLUE</h2> </div>$