NCERT Solutions for Class 3 EVS (The World Around Us) Chapter 10: This World of Things

Page 123

Question 1. Can you name the things that Khushi has drawn? Write in the boxes given.

Answer:
Yes, I can name the things that Khushi has drawn.

Question 2. Do you see the window glass? Why or why not?
Answer: In the given picture, I cannot see the window glass but can see the outside view. Because window glass is made up of transparent material.

Activity 1 (Page 124)

Understand Your Classroom
Draw a picture of your classroom in your notebook. Label the things that you have drawn.
Answer: Do it yourself.

Activity 2 (Page 125)

Spot the Metals
Find as many things or parts of things, that are made of metals. Which metals do you recognise around you? If you do not know the name of the metal, ask your friends or an elder. Make a list of these metals in your notebook.
Answer: Do it yourself (Two examples have been done for you)

Find Out (Page 125)

Question 1. What are other things in the classroom, such as, mats, bulbs and electric switches, made of?
Answer: In the classroom, other things such as mats, bulbs and electric switches are made of cotton, glass and metals, plastic and metals respectively.

Question 2. Does your window have a glass pane?
Answer: Yes

Question 3. Can you see through it?
Answer: Yes

Question 4. What do you see?
Answer: Do it yourself.

Activity 3 (Page 126)

Seeing Through Things
Collect a few small objects of different materials from your surroundings like bottles, papers, cloth and utensils, etc. Look at a light bulb or a candle flame through them. You can see through some objects very clearly, you can partially see through some others, while you cannot see through some objects at all. Order these objects from those you can see through very clearly, to those you cannot see through at all.

Answer: Some blanks are filled for you rest of them do it yourself.

Activity 4 (Page 127)

Let us colour the world!
Collect two or three see through bags, bottles or thin cloth of different colours. Look at a sheet of white paper through them.

Question 1. Does the colour of the paper appear to change?
Answer: Yes, the colour of the paper appears to change.

Question 2. Does white paper appear different when you look at it through thin blue plastic or glass? Or, thin yellow plastic or glass?
Answer: Yes, the white paper appears blue when seen through thin blue plastic or glass. Similarly, if you look through thin yellow plastic or glass, the white paper will appear yellow.

Question 3. Do the colours of different objects appear to change? How did a blue object look through thin yellow plastic?
Answer: Yes, the colours of different objects appear to change. When a blue object is looked through a thin yellow plastic, the object will appear black.

Question 4. Have you earlier experienced looking through coloured transparent objects? Try to recall such experiences.
Answer: Do it yourself.

Write (Page 128)

Chain Game
In the table below, Khushi has grouped objects according to the materials that they are made of. Her list of objects is in the first column of the table. The names of the materials are in the second column.
The third column of the table is for you to complete. Here write the names of some objects you have seen that are made from that material. Some objects around you may be made from materials not in this list, e.g., clay and rubber are missing in Khushi’s list. Use one of these to add an additional row in the table.

Where do all these materials come from? Can you locate their source?
For example, Wood – Tree
Metals – __________
Cloth – __________
Answer:

The source of the given materials is as follows:
Wood — Tree
Metals — Earth, Rocks
Cloth — Plants, Animals, Chemicals

Find Out (Page 129)

Talk to your Grandparents
In their childhood, were these things made of the same materials?
Are there new materials now that they might not have seen before?
Are there any materials they saw in their childhood that are not in use now? Why?
Answer: Do it yourself by discussing it with your grandparents.

Page 129

Question 1. Different materials may look different. Are they also different in other ways? Would you be able to recognise some material even with your eyes closed?
Answer: Yes, materials can differ in various ways, not just how they look. For example, texture, weight, etc. Children can try themselves and identify different materials.

Find Out (Page 129)

Question 1. What material is your spoon made of?
Answer: My spoon is made up of steel.

Question 2. Is it made of metal, wood or some other material? Can you guess?
Answer: Steel is a metal.

Question 3. Which of these words or phrases describes the spoon?

Answer: The spoon is smooth and shiny.

Activity 5 (Page 130)

Knock on it and it will speak to you! Orchestra
Take a metal spoon and at least five objects made up of different materials-wood, metal, plastic, cloth and glass. Gently tap the spoon on each of them. Listen to the sound that each of them makes. Make your own words to describe all these different sounds.

Answer: Do it yourself.

Write (Pages 130-131)

Odd Pairs
List five objects and pair them with a material that is not suitable for it! Explain why these materials will not work to make these objects. One example is done for you.

Answer:

Activity 6 (Page 132)

Question 1. Let’s group them another way!
Here are the names of some objects: ink, a stone, smoke, ice, steam, a spoon, honey, a bottle, a bag, and water.
If it is a solid, write its name on the tray; if it is a liquid, write it in the bottle; if it is a gas, write it in the balloon.

Add some of your objects in the tray, bottle, and balloon.
Answer:

Question 2. Some objects could be confusing, such as sand sponge, or clay. Identify more such objects and write the names of at least three of them.
Answer: Cotton candy, silica gel, and pumice stone.

Page 133

Natural – Artificial
Khushi drew a picture of a mango tree with a mango growing on it and a bird sitting on it. The tree, mango, and bird are not made by humans but occur naturally in nature.

Things that exist naturally are called ‘natural’. Natural things may be alive, like plants and animals, or not alive, like rocks, water, and air. Things that are made by people are called ‘artificial’ like clothes, shoes, tables, etc.
List out five things in each group.

1. Natural: ______________

2. Artificial: ______________

Answer:

1. Natural: Apple, Carrot, Mango, Spinach, Water

2. Artificial: Potato chips, Candy bar, Soda(carbonated drink), Chicken nuggets, Ice cream

Find Out (Page 133)

Question 1. Have you seen trees around you that bear flowers and fruits at special times of the year? If you have ever eaten a ripe mango or seen mangoes in the market or watched a mango tree through the year, try to guess—at what time of the year did Khushi draw her picture? Could it be around January or around June?
Answer: Trees with flowers and ripe mango fruit can be seen during the monsoon season. Therefore, Khushi must have drawn this picture in the month around June.

Let us reflect (Page 134)

A. Write

Things around us are made of different types of materials. Write down the names of three materials we commonly see around us.
_____________________________________________
Answer:
Things around us are made of wood, metal, plastic, cloth, glass, etc.
Things around us are made up of Transparent, Translucent and Opaque materials.

B. Discuss

Suppose you find a shining spoon. You don’t know if it is made of metal or whether it is made of some other material and then painted with shiny paint. How would you find out?
Answer:
By performing the magnet test, we can see if the spoon is attracted to the magnet, it is likely made of metal. We can also determine whether the spoon is made of metal or another material coated with shiny paint by a sound test. Metals generally produce a clear, ringing sound, whereas non-metallic materials often produce a dull sound.

C. Draw

Draw three natural and three artificial things.
Answer: Do it yourself.

D. Do it.

Match the pairs.

Answer:

Benefits of NCERT Solutions for Class 3 EVS Chapter 10 This World of Things

• NCERT Solutions for Class 3 EVS Chapter 10 This World of Things provides simple and clear explanations, helping students easily understand the concepts of different objects and their uses.

• The solutions cover every part of the chapter, ensuring students grasp the importance of materials and how everyday things help us.

• With the NCERT solutions, students can revise anytime, making learning flexible and helping them relate to their surroundings.

• The solutions include questions that encourage students to observe and think about the things they use every day, making the chapter more engaging.

• These solutions follow the NCERT syllabus closely, ensuring that students learn all the important topics covered in the chapter.

• By explaining the uses of everyday objects, the solutions help students develop better observation skills, encouraging them to explore their environment.

• With easy-to-understand answers, students can gain confidence in their learning, which helps them perform better in exams.

• The NCERT solutions are available in a FREE PDF, making it accessible to students anytime, helping them revise and study without any cost.

• These solutions are crafted by subject experts, ensuring accuracy and clarity, helping students grasp the concepts effectively.

Important Study Material Links for EVS Chapter 10 Class 3 

Conclusion

NCERT Solutions for Class 3 EVS Chapter 10, "This World of Things," provide a clear and simple way for students to understand the everyday objects around them. These solutions help students learn the uses and importance of different things in their daily lives. With easy access to the FREE PDF, students can revise anytime and strengthen their understanding of the chapter. Prepared by experts and aligned with the syllabus, these solutions make learning enjoyable and effective.

Chapter-wise NCERT Solutions Class 3 EVS

Related Important Links for Class 3 EVS

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