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Physical and Chemical Changes Multiple Choice Questions Online p. 33

Learn Physical and chemical changes multiple choice questions and answers, physical and chemical changes quiz answers PDF to learn grade 7 science test 33 for online courses. Polythene MCQs, physical and chemical changes quiz questions and answers for virtual online school. "Physical and Chemical Changes MCQ" PDF Book: polythene, solids liquids and gases, reversible reaction, physical changes, chemical changes test prep for distance learning.

"As compared to low density polythene, the high density polythene can withstand" Multiple Choice Questions (MCQ) on physical and chemical changes with choices low pressures, high temperatures, high pressures, and low temperatures for virtual online school. Practice polythene quiz questions for school certificate programs for online teaching certification programs.

MCQs on Physical and Chemical Changes Quiz

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

high temperatures
low pressures
high pressures
low temperatures

MCQ: The particles of gases are

packed tightly
packed closely
small as compared to that of solids and liquids
far apart

MCQ: The color of 'nitrogen' gas is

brown
red
green
purple

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

kinetic energy is greater than thermal energy
kinetic energy is greater than force of attraction
potential energy is greater than kinetic energy
potential energy is greater than thermal energy

MCQ: Chemical changes are also known as

physical reactions
chemical reactions
biological reactions
prominent reactions

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