Lakhmir Singh and Manjit Kaur Solutions for Chapter: Changes Around Us, Exercise 3: Long Answer Type Questions
Lakhmir Singh Science Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Changes Around Us, Exercise 3: Long Answer Type Questions
Attempt the free practice questions on Chapter 6: Changes Around Us, Exercise 3: Long Answer Type Questions with hints and solutions to strengthen your understanding. Awareness Science For Sixth Class solutions are prepared by Experienced Embibe Experts.
Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Changes Around Us, Exercise 3: Long Answer Type Questions with Hints & Solutions
When is a change said to have taken place in a material? Explain with the help of an example.
What is meant by ‘reversible changes’ and ‘irreversible changes’? Explain with examples
Explain how, a metal rim is fixed around the wooden wheel of a cart. What type of change/changes take place during this process?
Explain why: the burning of paper is said to be an irreversible change whereas the boiling of water is known as a reversible change.
Is it possible that the same materials may undergo reversible and irreversible changes? Give two examples in support of your answer.
Does the change in a material (or object) occur on its own? Explain your answer with the help of an example.
