Class 7 Science MCQs - Chapter 18
Physical and Chemical Changes Quiz Questions and Answers PDF - 31
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The e-Book Physical and chemical changes Quiz Questions and Answers, physical and chemical changes Quiz Answers PDF download, test 31 to study free class 7 science online courses. Download Physical Changes MCQs PDF, physical and chemical changes quiz questions and answers to learn online classes courses. The Physical and Chemical Changes Quiz App Download: Free learning app for physical changes, making plastics, magnesium and oxygen, iron and sulphur test prep for distance learning.
The Quiz: When the state of matter is changed from solid to liquid, we call it; "Physical and Chemical Changes" App Download iOS & Android (Free) with answers freezing, melting, boiling and condensing to learn online classes courses. Study physical changes quiz questions, download Amazon eBook (Free Sample) for online degree programs.
Physical and Chemical Changes Questions & Answers PDF Download: MCQ Quiz 31
MCQ 151: When the state of matter is changed from solid to liquid, we call it
- melting
- freezing
- boiling
- condensing
MCQ 152: The name of the inventor who invented plastic is
- John Dalton
- John Green
- Albert Einstein
- John Hyatt
MCQ 153: 'Plastics' are
- nature made
- self made
- man made
- ion-made
MCQ 154: The reaction of 'magnesium' with air is
- exothermic reaction
- endothermic reaction
- reversible reaction
- substitution reaction
MCQ 155: The color of solid sulphur is
- green
- brown
- white
- yellow
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Physical and Chemical Changes Learning App & Free Study Apps
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