Physical and Chemical Changes Multiple Choice Questions 33 PDF Download

Learn physical and chemical changes MCQs, grade 7 science test 33 for online learning courses and test prep, polyethene multiple choice questions and answers. Polyethene revision test includes science worksheets to learn for grade 7 science word problems with answers.

Science multiple choice questions (MCQ): as compared to low density polythene, high density polythene can withstand with options low pressures, high temperatures, high pressures and low temperatures, polyethene quiz for online distance learning for private schools, public schools and virtual school students. Free science study guide to learn polyethene quiz to attempt multiple choice questions based test.

MCQs on Physical and Chemical Changes Quiz PDF Download Worksheets 33

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