• Science For Grade 7 (Chapter 01-10)

    Science-Class 7 (CBSE/NCERT)-Chapter 6 - Physical and Chemical Changes - Questions and Answers/Notes/Worksheets – 4
    • Science-Class 7 (CBSE/NCERT)-Chapter 6 - Physical and Chemical Changes - Questions and Answers/Notes/Worksheets – 4

      Tags: Class VII - Physical and Chemical Changes, CBSE Grade 7 Science Physical and Chemical Changes, Science - Class 7- Physical and Chemical Changes, NCERT Solutions for Class 7th: Ch 6 Physical and Chemical Changes, Class 7 CBSE Science Physical and Chemical Changes, CBSE class 7 science Physical and Chemical Changes, Grade 7 –Science - CBSE / NCERT – Physical and Chemical Changes Question Bank for seventh class, Question and Answers free worksheet PDF on Physical and Chemical Changes, Practice page and Important question and Extra question on Physical and Chemical Changes for seventh standard, Classify the changes involved in the following processes as physical or chemical changes, When a candle burns, both physical and chemical changes take place. Identify these changes. Give another example of a familiar process in which both the chemical and physical changes take place. Explain why burning of wood and cutting it into small pieces are considered as two different types of changes. What happens when an iron nail is dipped in copper sulphate solution? Differentiate between physical and chemical change. Describe how crystals of copper sulphate are prepared.