NCERT Solutions for Class 7 Science Chapter 6 - Physical and Chemical ChangesShare
NCERT Solutions for Class 7 Science Chapter 6 – Physical and Chemical Changes have been developed by expert teachers of Goprep. These solutions for chapter 6 are 100% accurate and can be referred to for doing a thorough exam preparation. Consisting of explanations on important topics such as Physical Changes, Chemical Changes, Rusting of Iron and Crystallization, the chapter 6 is an important part of the Science textbook of class 7.
We have prepared the solutions for each topic in the chapter in an easy language which can be referred to study and revise the chapter properly. You can also use these solutions for making your class assignments and for preparing for different events like Olympiads and debates. So, just access the chapter 6 solutions online and give yourself the opportunity to master the chapter meticulously.
NCERT Solutions for Class 7 Science Chapter 6 - Physical and Chemical Changes
State whether the following statements are true or false. In case a statement is false, write the corrected statement in your notebook.
a) Cutting of log of wood into pieces is a chemical change. (True/False)
b) Formation of manures from leaves is a physical change. (True/False)
c) Iron pipes coated with zinc do not get rusted easily. (True/False)
d) Iron and rust are the same substances. (True/False)
e) Condensation of steam is not a chemical change. (True/False)
Fill in the blanks in the following statements:
a) When carbon dioxide is passed through lime water, it turns milky due to the formation of ___________.
b) The chemical name of baking soda is__________.
c) Two methods by which rusting of iron can be prevented are___________ and _______
d) Change in which only ───── properties of a substance change are called physical changes.
e) Changes in which new substances are formed are called ────── changes.
|Chapter 1 - Nutrition in Plants|
|Chapter 2 - Nutriton in Animals|
|Chapter 3 - Fibre to Fabric|
|Chapter 4 - Heat|
|Chapter 5 - Acids, Bases and Salts|
|Chapter 6 - Physical and Chemical Changes|
|Chapter 7 - Weather, Climate and Adaptations of Animals to Climate|
|Chapter 8 - Winds, Storms and Cyclones|
|Chapter 9 - Soil|
|Chapter 10 - Respiration in Organisms|
|Chapter 11 - Transportation in Aminals and Plants|
|Chapter 12 - Reproduction in Plants|
|Chapter 13 - Motion and Time|
|Chapter 14 - Electric Current and Its Effects|
|Chapter 15 - Light|
|Chapter 16 - Water: A Precious Resource|
|Chapter 17 - Forests: Our Lifeline|
|Chapter 18 - Wastewater Story|