Physical and Chemical Changes Multiple Choice Questions and Answers 18 PDF Download

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MCQs on Physical and Chemical Changes Worksheets 18 Quiz PDF Download

MCQ: Least kinetic energy is found in

  1. solids only
  2. liquids only
  3. gases only
  4. metals only

A

MCQ: Plastics are made up of

  1. small molecules
  2. small atoms
  3. large atoms
  4. large molecules

D

MCQ: In chemical reactions, energy is absorbed or released in form of

  1. sound
  2. light
  3. electricity
  4. heat

D

MCQ: Chemical reactions are

  1. reversible
  2. irreversible
  3. permanent
  4. temporary

B

MCQ: Polyethene is used to make

  1. furniture
  2. cooking utensils
  3. plastic bags
  4. decorative items

C