Question

C Answer the following in not more than 100 words.
1. Giving one example of each kind, show that a change in energy takes place when a physical or achemical change occurs.​

Answer 1

Explanation:

Explanation: Physical Change - When solid dry ice vaporises, the carbon dioxide molecules absorbs energy. Meanwhile, when liquid water vaporises it releases energy. Chemical change - When a paper is burnt it releases energy in the form of heat and light.

Answer 2

Answer:

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Explanation:

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