Question

Q9) 'Grandparents are the link between the past and the present. They are the best source to compare and
contrast the changes that take place in two different eras. They provide the real picture of the impact of these
changes on our society. Discuss with your grandparents about the changes in different areas like food choices,
clothes, customs, professions, development in the field of medicines, science and technology etc. that took
place in their time and in the present. Use the inputs given by your grandparents and take the ideas from the
Unit- 2 Relation' of English Reader Book to prepare a speech on the topic- 'Grandparents- Our Mirror to see
the Past'.




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Answer 1

Answer:

Compounds have a definite composition, so they are the same throughout, which makes them homogeneous. The only way for a compound to be a heterogeneous mixture is if it is present in two or more states, such as water and ice, or dry ice (frozen carbon dioxide) and carbon dioxide gas