Physical and Chemical Changes Multiple Choice Questions and Answers 14 PDF Download

Learn physical and chemical changes multiple choice questions, grade 7 science test 14 for elementary school degree online courses, distance learning for exam prep. Practice solids liquids and gases multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for 7th grade online science quiz preparation.

Study elementary school science multiple choice questions (MCQs): when solids are heated, they with options expand more than gases but less than liquids, expand more than liquids, expand more than liquids but less than gases and expand less than both liquids and gases, solids liquids and gases quiz for online training questions and answers for school teachers and students for school exams. Free science study guide for online learning solids liquids and gases quiz questions to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 14 Quiz PDF Download

MCQ: When solids are heated, they

  1. expand more than liquids
  2. expand more than gases but less than liquids
  3. expand more than liquids but less than gases
  4. expand less than both liquids and gases

D

MCQ: Change of shape of liquid according to shape of container is due to

  1. space between particles
  2. collision of particles
  3. movement of particles
  4. force of attraction between particles

A

MCQ: Melting point of 'sulphur' is

  1. 113 °C
  2. 311 °C
  3. both
  4. none

B

MCQ: To separate molecules of ethene dichloride, compound is

  1. heated lightly
  2. heated gently
  3. heated strongly
  4. heated for a long time

C

MCQ: For security and military purpose, ammonia is used in

  1. explosives
  2. bullets
  3. flash bangs
  4. tear gas shells

A