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 - 33

The e-Book Physical and chemical changes Multiple Choice Questions and Answers (MCQs), physical and chemical changes MCQ Quiz PDF, test 33 to study online class 7 science certificate courses. Practice Polythene MCQs PDF, physical and chemical changes quiz questions and answers to study online homeschool courses. The Physical and Chemical Changes MCQs App Download: Free learning app for polythene, solids liquids and gases, reversible reaction, physical changes, chemical changes test prep for online school and college.

The Multiple Choice Question (MCQ Quiz): As compared to low density polythene, the high density polythene can withstand; "Physical and Chemical Changes" App Download (Free) with answers low pressures, high temperatures, high pressures and low temperatures to study online homeschool courses. Solve polythene quiz questions, download Google eBook (Free Sample) for online school courses.

Physical and Chemical Changes Questions & Answers PDF Download: MCQ Quiz 33

MCQ 161: As compared to low density polythene, the high density polythene can withstand

A) high temperatures
B) low pressures
C) high pressures
D) low temperatures

MCQ 162: The particles of gases are

A) packed tightly
B) packed closely
C) small as compared to that of solids and liquids
D) far apart

MCQ 163: The color of 'nitrogen' gas is

A) brown
B) red
C) green
D) purple

MCQ 164: After sometime the particles of solids start to move far apart, when

A) kinetic energy is greater than thermal energy
B) kinetic energy is greater than force of attraction
C) potential energy is greater than kinetic energy
D) potential energy is greater than thermal energy

MCQ 165: Chemical changes are also known as

A) physical reactions
B) chemical reactions
C) biological reactions
D) prominent reactions

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)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)