Physical and Chemical Changes Multiple Choice Questions and Answers 20 PDF Book Download

Physical and chemical changes MCQs, physical and chemical changes quiz answers 20 to learn elementary education online courses. Solids liquids and gases multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for for online elementary education degree. Polyvinyl chloride, reversible reaction, solids liquids and gases, making plastics test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Polyvinyl chloride, reversible reaction, solids liquids and gases, making plastics, with choices different pressure, different temperatures, same temperature, and same pressure for online elementary education degree. Free science study guide for online learning solids liquids and gases quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 20 PDF Book Download

MCQ: Gases that required to manufacture 'PVC' are

  1. methane and chlorine
  2. ethene and chlorine
  3. methane, ethene and chlorine
  4. propane, oxygen and chlorine

B

MCQ: Water melts and freezes at

  1. different temperatures
  2. different pressure
  3. same temperature
  4. same pressure

C

MCQ: Force of attraction between particles of gases is

  1. weaker than liquids but stronger than solids
  2. weaker than liquids and solids both
  3. stronger than solids but weaker than gases
  4. stronger than solids and liquids both

B

MCQ: Bakelite' is used to

  1. insulate heater handles
  2. increase heat conductivity
  3. increase electrical conductivity
  4. insulate electrical equipment

D

MCQ: Speed of particles is fastest in

  1. solids
  2. liquids
  3. gases
  4. fluids

C