Physical and Chemical Changes Multiple Choice Questions and Answers 3 PDF Download
Learn physical and chemical changes MCQs, grade 7 science test 3 for online learning courses and test prep. Solids liquids and gases multiple choice questions (MCQs), physical and chemical changes quiz questions and answers include science worksheets for 7th grade science practice test online.
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MCQs on Physical and Chemical Changes Worksheets 3 Quiz PDF Download
MCQ: Least intermolecular forces are found in
MCQ: In electric field, "PVC" is used to make
- wire cover
- tungsten wire
MCQ: Material which John Hyatt used for his artificial ivory, was
MCQ: At end of reaction, catalyst
- is used up
- remains unchanged
MCQ: As compare to low density polythene, high density polythene is