Physical and Chemical Changes Multiple Choice Questions and Answers 22 PDF Download

Physical and chemical changes multiple choice questions, learn online elementary school science test prep 22 for online courses, distance learning for exam prep. Practice making plastics multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for science class for 7th grade common core science lessons.

Study elementary school science multiple choice questions (MCQs): plastic was invented by, for online elementary education degree with options french inventor, british inventor, american inventor, and spanish inventor, making plastics quiz for online kids learning with cooperative learning portal for science grade 7 students. Free science study guide for online learning making plastics quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 22 Quiz PDF Download

MCQ: Plastic was invented by

  1. British inventor
  2. French inventor
  3. American inventor
  4. Spanish inventor


MCQ: Compound which is formed by heating iron and sulphur, is known as

  1. iron sulfate
  2. sulphur ironide
  3. iron sulfite
  4. iron sulfide


MCQ: Photosynthesis' is a

  1. physical process
  2. chemical process
  3. biological process
  4. temporary process


MCQ: Particles are close together in

  1. solids
  2. fluids
  3. liquids
  4. gases


MCQ: No new substance is formed during

  1. photosynthesis
  2. respiration
  3. physical change
  4. chemical change