Class 7 (ICSE) / Science
Chapter 9: Physical and Chemical Changes
Physical and Chemical Changes, ICSE Class 7, based on Selina Concise Physics/Chemistry/Biology for ICSE Class 7.
Topics
Topic 1
Physical and Chemical Changes
A physical change alters a substance's form without changing its composition, while a chemical change forms a new substance with different p
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Practice and Revision - Physical and Chemical Changes
Let us practise and revise what we learned about physical and chemical changes. A physical change alters a substance's form without changing
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