Class 7 Online Courses

Chapter 18: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 18

Physical and Chemical Changes Multiple Choice Questions PDF Download - 9

The e-Book Physical and chemical changes Multiple Choice Questions and Answers (MCQs), physical and chemical changes MCQ Quiz PDF, test 9 to study online class 7 science certificate courses. Practice Solids Liquids and Gases MCQs PDF, physical and chemical changes quiz questions and answers for online certificate programs. The Physical and Chemical Changes MCQs App Download: Free learning app for solids liquids and gases, burning fuels, methane, polyvinyl chloride test prep for online elementary school.

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Physical and Chemical Changes Questions & Answers PDF Download: MCQ Quiz 9

MCQ 41: In liquids the force of attraction between particles is

A) weaker than gases
B) stronger than gases but weaker than solids
C) stronger than solids but weaker than gases
D) stronger than solids and gases

MCQ 42: Burning hydrocarbons produce

A) water
B) carbon dioxide
C) water and carbon
D) water and carbon dioxide

MCQ 43: When methane is combusted, it produces

A) carbon dioxide and water
B) carbon dioxide and hydrogen
C) oxygen and hydrogen
D) nitrogen and oxygen

MCQ 44: PVC sheets are also used to make

A) umbrellas
B) chimneys
C) rain coats
D) water proof bags

MCQ 45: The vibration of particles in solids at fixed position is due to

A) kinetic energy
B) potential energy
C) force of attraction
D) pressure on atoms

Physical and Chemical Changes Learning App & Free Study Apps

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Physical and Chemical Changes App (Android & iOS)

Physical and Chemical Changes App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)