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Physical and Chemical Changes Explained by NIdhi Gupta is a document available to read on EtoBox.

What is Physical and Chemical Changes Explained about?

1. The document discusses physical and chemical changes, providing examples of each type of change and asking questions to test understanding. 2. Physical changes involve changes in physical properties but no new substances, like cutting wood or melting ice. Chemical changes produce new substances, like rusting or souring of milk. 3. It also discusses the role of chemical changes in important processes like medicine production and explains how painting prevents rust by blocking oxygen and water from reach

Author

NIdhi Gupta

Language

EN