what is physical change
Answers
Answer:
Explanation:
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds
Answer:A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another. The size or shape of matter may be changed, but no chemical reaction occurs.
Explanation:Examples -:
Ice melting involves a change from a solid to a liquid and the substances maintain....
Water boiling is a physical change as water molecules vibrate faster,...
Rubbing alcohol left uncovered will evaporate quickly into the air.
Hot molten iron is a liquid and when left to cool will from solid steel...