Class 7 Science MCQs - Chapter 17
Physical and Chemical Changes Multiple Choice Questions (MCQs) PDF Download - 9
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The Physical and chemical changes Multiple Choice Questions (MCQs) with Answers PDF (physical and chemical changes MCQs PDF e-Book) download Ch. 17-9 to study Grade 7 Science Course. Learn 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.
The MCQ: In liquids the force of attraction between particles is; "Physical and Chemical Changes" App Download (Free) with answers: Stronger than gases but weaker than solids; Weaker than gases; Stronger than solids but weaker than gases; Stronger than solids and gases; for online certificate programs. Solve Solids Liquids and Gases MCQ Questions, download Google eBook (Free Sample) for online school courses.
Physical and Chemical Changes MCQs with Answers PDF Download: Quiz 9
In liquids the force of attraction between particles is
- weaker than gases
- stronger than gases but weaker than solids
- stronger than solids but weaker than gases
- stronger than solids and gases
Burning hydrocarbons produce
- water
- carbon dioxide
- water and carbon
- water and carbon dioxide
When methane is combusted, it produces
- carbon dioxide and water
- carbon dioxide and hydrogen
- oxygen and hydrogen
- nitrogen and oxygen
PVC sheets are also used to make
- umbrellas
- chimneys
- rain coats
- water proof bags
The vibration of particles in solids at fixed position is due to
- kinetic energy
- potential energy
- force of attraction
- pressure on atoms
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