Physical and Chemical Changes Multiple Choice Questions and Answers 33 PDF Book Download

Physical and chemical changes MCQs, physical and chemical changes quiz answers 33 to learn elementary school science courses online. Solids liquids and gases multiple choice questions (MCQs), physical and chemical changes quiz questions and answers for online elementary education degree. Polyethene, solids liquids and gases, reversible reaction, physical changes, chemical changes test for elementary school teaching certification.

Learn elementary school science multiple choice questions (MCQs): Polyethene, solids liquids and gases, reversible reaction, physical changes, chemical changes, with choices packed closely, packed tightly, small as compared to that of solids and liquids, and far apart for online elementary education degree. Free science study guide for online learning solids liquids and gases quiz questions to attempt multiple choice questions based test.

MCQ on Physical and Chemical Changes Worksheets 33 PDF Book Download

MCQ: As compared to low density polythene, high density polythene can withstand

  1. high temperatures
  2. low pressures
  3. high pressures
  4. low temperatures

A

MCQ: Particles of gases are

  1. packed tightly
  2. packed closely
  3. small as compared to that of solids and liquids
  4. far apart

D

MCQ: Color of 'nitrogen' gas is

  1. brown
  2. red
  3. green
  4. purple

A

MCQ: After sometime particles of solids start to move far apart, when

  1. kinetic energy is greater than thermal energy
  2. kinetic energy is greater than force of attraction
  3. potential energy is greater than kinetic energy
  4. potential energy is greater than thermal energy

B

MCQ: Chemical changes are also known as

  1. physical reactions
  2. chemical reactions
  3. biological reactions
  4. prominent reactions

B