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Physical and Chemical Changes — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7SciencePhysical and Chemical Changes1 Mark
MCQ
Which characteristic best describes a physical change?
  • A
    Composition changes
  • ✓
    Composition stays the same
  • C
    Form stays the same
  • D
    Mass is lost
✓

Answer

Correct option: B.
Composition stays the same
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes occur when objects or substances undergo a change that does not change their chemical composition.

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