Physical and Chemical Changes Multiple Choice Questions 20 PDF Download

Learn physical and chemical changes MCQs, grade 7 science test 20 for online courses learning and test prep, polyvinyl chloride multiple choice questions and answers. Polyvinyl chloride revision test includes science worksheets to learn for 7th grade science word problems with solutions.

Science multiple choice questions (MCQ) on gases that required to manufacture 'pvc' are with options ethene and chlorine, methane and chlorine, methane, ethene and chlorine and propane, oxygen and chlorine, polyvinyl chloride quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn polyvinyl chloride quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 20

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