Physical and Chemical Changes Multiple Choice Questions 14 PDF Download

Practice physical and chemical changes MCQs, grade 7 online science test 14, solids liquids and gases multiple choice questions and answers. Solids liquids and gases revision test has science worksheets, helping answer key with choices as 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 of multiple choice questions (MCQ) with solids liquids and gases quiz as when solids are heated, they for competitive exam prep, viva interview questions. Free science study guide to practice solids liquids and gases quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 14

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. The change of shape of liquid according to the 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 the molecules of ethene dichloride, the 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