Physical and Chemical Changes Multiple Choice Questions and Answers 17 PDF Download

Learn physical and chemical changes multiple choice questions, grade 7 science online test 17 for elementary school degree online courses, distance learning for exam prep. Practice reversible reaction multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for science help for competitive exams.

Study elementary school science multiple choice questions (MCQs): reaction in which liquid freezes and its solid form changes into liquid at same temperature, is called, for free online courses with choices dual side process, dual side reaction, reversible reaction, and reversible process, reversible reaction quiz with online trivia questions from science notes and science projects to prepare for final exams. Free science study guide for online learning reversible reaction quiz questions to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Worksheets 17 Quiz PDF Download

MCQ: A reaction in which liquid freezes and its solid form changes into liquid at same temperature, is called

  1. dual side reaction
  2. dual side process
  3. reversible reaction
  4. reversible process

C

MCQ: Cooking food is an example of

  1. condensation reaction
  2. exothermic reaction
  3. reversible reaction
  4. endothermic reaction

D

MCQ: Freezing point of water is

  1. 0 °C
  2. 1 °C
  3. 100 °C
  4. 50 °C

A

MCQ: Polyethene is

  1. good conductor of heat
  2. good conductor of electricity
  3. poor insulator of electricity
  4. good insulator of electricity

D

MCQ: Varnish which was originally developed for coating spars of sailing ships is called

  1. spar varnish
  2. brown varnish
  3. yellow varnish
  4. blue varnish

B