Physical and Chemical Changes Multiple Choice Questions 18 PDF Download

Learn physical and chemical changes MCQs, grade 7 online science test 18, solids liquids and gases multiple choice questions and answers. Solids liquids and gases revision test has science worksheets, helping answer key with choices as liquids only, solids only, gases only and metals only of multiple choice questions (MCQ) with solids liquids and gases quiz as the least kinetic energy is found in 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 18

MCQ. The least kinetic energy is found in

  1. solids only
  2. liquids only
  3. gases only
  4. metals only

A

MCQ. Plastics are made up of

  1. small molecules
  2. small atoms
  3. large atoms
  4. large molecules

D

MCQ. In chemical reactions, energy is absorbed or released in the form of

  1. sound
  2. light
  3. electricity
  4. heat

D

MCQ. Chemical reactions are

  1. reversible
  2. irreversible
  3. permanent
  4. temporary

B

MCQ. Polyethene is used to make

  1. furniture
  2. cooking utensils
  3. plastic bags
  4. decorative items

C