Changes Around Us Chapter 6 worksheet of class 6 science With pdf

The “Class 6 Science Chapter 6: Changes Around Us Worksheet” is a comprehensive learning resource designed for sixth-grade students studying science. This worksheet focuses on the concept of changes and transformations that occur in our surroundings. It includes a variety of engaging exercises and questions that encourage students to explore different types of changes, such as physical and chemical changes, as well as their causes and effects. Through this worksheet, students will develop a deeper understanding of the various changes that shape our everyday lives and the scientific principles behind them. It serves as an interactive tool to assess and reinforce students’ knowledge while fostering critical thinking and problem-solving skills.

SET-1 Worksheet pdf
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.

Which of the following is an example of a physical change?
a) rusting of iron
b) burning of paper
c) melting of ice
d) fermentation of sugar
Which of the following is an example of a chemical change?
a) melting of ice
b) cutting of vegetables
c) burning of wood
d) dissolving of sugar in water
Which of the following is a reversible change?
a) burning of wood
b) rusting of iron
c) melting of ice
d) cooking of food
Which of the following is an irreversible change?
a) boiling of water
b) melting of ice
c) burning of paper
d) cutting of vegetables
Which of the following is a natural change?
a) cooking of food
b) melting of ice
c) cutting of trees
d) burning of fuel
What are the three states of matter?
What is the process of changing a solid into a liquid called?
What is the process of changing a liquid into a gas called?
What is the process of changing a gas into a liquid called?
Define melting point and boiling point.
Why do substances change their state?
What is the difference between a reversible and irreversible change?
What are some of the different types of changes that occur in our environment, and how do they affect us?
How do physical changes differ from chemical changes, and how can we identify each type of change in the world around us?

SET-2 Test Paper pdf
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.

Which of the following is an artificial change?
a) rusting of iron
b) fermentation of sugar
c) production of electricity
d) growth of plants
What is the process by which a solid turns into a liquid called?
a) melting
b) boiling
c) freezing
d) evaporation
What is the process by which a liquid turns into a gas called?
a) melting
b) boiling
c) freezing
d) evaporation
What is the process by which a gas turns into a liquid called?
a) melting
b) boiling
c) freezing
d) condensation
What is the process by which a liquid turns into a solid called?
a) melting
b) boiling
c) freezing
d) evaporation
Give an example of a reversible change.
Give an example of an irreversible change.
What is rusting? Explain the process of rusting.
How can we prevent rusting?
What is the difference between a physical and a chemical change?
Give an example of a physical change.
Give an example of a chemical change.
What are some of the causes of change in our environment, and how do these changes impact the natural world and human communities?
How do humans contribute to changes in the environment, both positively and negatively, and what can we do to mitigate negative impacts?

SET-3 Worksheet pdf Changes around us
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.

Which of the following is a physical property of matter?
a) reactivity
b) color
c) flammability
d) corrosiveness
Which of the following is a chemical property of matter?
a) melting point
b) boiling point
c) density
d) combustibility
Which of the following is a sign of a chemical change?
a) change in color
b) change in temperature
c) formation of bubbles
d) all of the above
Which of the following is a sign of a physical change?
a) change in color
b) change in temperature
c) formation of bubbles
d) none of the above
Which of the following is an example of a reversible change?
a) cooking of food
b) burning of wood
c) melting of ice
d) rusting of iron
What is fermentation?
What is the process of fermentation?
How do we make curd from milk?
What are the uses of curd?
What is the difference between natural and synthetic fibres?
Give examples of natural and synthetic fibres.
What is the process of making fabrics from fibres?
How do natural disasters, such as earthquakes, volcanoes, and floods, cause changes in the environment, and what are some of the long-term effects of these events?
What is the role of technology and innovation in managing environmental changes, and what are some of the most promising developments in this field?

SET-4 Test Paper pdf
In Questions 1 to 5, there are four options, out of which one is correct. Write the correct answer.

Which of the following is an example of an irreversible change?
a) boiling of water
b) melting of ice
c) cutting of vegetables
d) fermentation of sugar
What is the state of matter of a substance that has a fixed shape and volume?
a) solid
b) liquid
c) gas
d) plasma
What is the state of matter of a substance that has a fixed volume but takes the shape of its container?
a) solid
b) liquid
c) gas
d) plasma
What is the state of matter of a substance that has neither a fixed shape nor a fixed volume?
a) solid
b) liquid
c) gas
d) plasma
What is the state of matter of a substance that has a high temperature and ionized particles?
a) solid
b) liquid
c) gas
d) plasma
What is the difference between a woven and a knitted fabric?
What is yarn?
How is yarn made?
What is the difference between a natural and a synthetic dye?
What are the uses of dyes?
How do we extract natural dyes from plants?
What is the difference between a physical and a chemical method of separating substances?
How do changes in weather and climate patterns affect the environment, and what are some of the most significant trends we are seeing today?
What is the impact of changes in biodiversity and ecosystems on human health, and how can we work to protect and preserve these resources?

Short Summery of chapter 6 Changes Around Us Class 6 Science NCERT Cbse

Chapter 6 of Class 6 Science titled “Changes Around Us” introduces students to the concept of changes that occur in the environment and various objects. The chapter emphasizes the idea that change is an integral part of our lives and explores different types of changes that can take place.

The chapter begins by discussing natural and man-made changes. It explains natural changes as those that occur in nature without any human intervention, such as the growth of plants, changes in weather, and the water cycle. On the other hand, man-made changes are the result of human activities, such as building houses, making clothes, and cooking food.

Next, the chapter delves into reversible and irreversible changes. Reversible changes are those that can be undone, such as melting ice to form water or freezing water to form ice. Irreversible changes, on the other hand, cannot be reversed, like burning a piece of paper or cooking food.

The concept of physical and chemical changes is also introduced. Physical changes are changes that do not alter the composition of a substance, such as cutting paper or dissolving sugar in water. Chemical changes, however, involve a chemical reaction that leads to the formation of new substances, like the rusting of iron or burning of a candle.

Furthermore, the chapter explores the concept of evaporation, condensation, and precipitation, which are all part of the water cycle. It explains how water changes its form from liquid to gas during evaporation, condenses to form clouds during condensation, and falls back to the Earth as rain, snow, or hail during precipitation.

Lastly, the chapter highlights the importance of being mindful of the changes happening around us and how they impact our daily lives. It encourages students to observe and appreciate the different changes occurring in nature, as well as understand the role of human activities in bringing about changes.

In summary, Chapter 6 of Class 6 Science introduces students to the fascinating world of changes around us. It covers natural and man-made changes, reversible and irreversible changes, physical and chemical changes, as well as the water cycle. By understanding these concepts, students develop a deeper appreciation for the dynamic nature of our environment and the role they play in shaping it.

Chapter 6 of Class 6 Science titled “Changes Around Us” provides a comprehensive exploration of the various types of changes that occur in our environment and the objects around us. This chapter aims to help students develop a deeper understanding of the concept of change and its significance in our daily lives.

The chapter begins by introducing the idea that change is an inherent part of nature. It explains that there are two broad categories of changes: natural changes and man-made changes. Natural changes refer to those that occur in the environment without any human intervention. Examples of natural changes include the growth of plants, changes in weather patterns, and the water cycle. On the other hand, man-made changes are the result of human activities and include actions such as building houses, making clothes, and cooking food.

Next, the chapter delves into the concept of reversible and irreversible changes. Reversible changes are those that can be undone or reversed. For instance, if we melt ice, it turns into water, and if we freeze water, it solidifies back into ice. Irreversible changes, on the other hand, cannot be undone. When a piece of paper is burnt, it is permanently transformed into ash, and it cannot be reverted back to its original form.

Furthermore, the chapter introduces the distinction between physical and chemical changes. Physical changes are alterations that do not change the composition of a substance. Examples of physical changes include cutting a piece of paper into smaller pieces or dissolving sugar in water. These changes only affect the physical properties of the substance. In contrast, chemical changes involve a chemical reaction that leads to the formation of new substances. For example, when iron rusts, it undergoes a chemical change, resulting in the formation of rust.

The chapter also explores the water cycle, which is a vital natural process. It explains the different stages of the water cycle, including evaporation, condensation, and precipitation. During evaporation, water changes from a liquid state to a gaseous state, forming water vapor. This vapor then condenses to form clouds during condensation. Finally, the condensed water droplets fall back to the Earth as rain, snow, or hail during precipitation.

In addition to understanding the different types of changes, the chapter emphasizes the importance of being observant of the changes happening around us. It encourages students to appreciate the beauty of nature and to recognize the impact of human activities on the environment. By developing an awareness of these changes, students can make informed decisions and contribute to the conservation of our planet.

In conclusion, Chapter 6 of Class 6 Science provides a comprehensive overview of changes occurring in our surroundings. It introduces natural and man-made changes, reversible and irreversible changes, as well as physical and chemical changes. The chapter also explores the water cycle, highlighting the importance of water and its transformations. By studying this chapter, students develop a deeper understanding of the dynamic nature of our environment and the role they can play in promoting sustainable practices.