3 Questions
Which of the following is an example of a physical change?
Melting of ice
Which of the following is a chemical change?
Burning paper
What happens to the mass of a substance during a physical change?
It remains the same
Test your knowledge of physical and chemical changes with this interactive quiz for Class 7 science. Identify examples of physical and chemical changes, and understand the impact of these changes on the mass of a substance. Perfect for reinforcing learning and assessing understanding of this essential science topic.
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