CTET 2 Math and Science 9 Jan 2023 Paper

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Question : 87 of 150

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Which of the following is the most appropriate strategy to introduce the concept of physical and chemical change to class VI students?

State the difference between a physical and a chemical change
Initiate a discussion on students' everyday observations and experiences of ‘change’
Introduce the concept of chemical reactions
Explain the meaning of reversible and irreversible changes

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