[2 Mark Question Answer]

Question 12 Marks

Match the pairs:

A. Transparent	1. A lamp shade made of paper
B. Translucent	2. A plate
C. Opaque	3. A glass used in spectacles

Answer

A-3, B-1, C-2

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Question 22 Marks

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

Khushi would have drawn this picture around June because mangoes grow in the summer season from April to July.

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Question 32 Marks

Things that are made by people are called 'artificial' like clothes, shoes, tables, etc. List out five things in each group.
Natural:___________
Artificial:___________

Answer

Natural- Flowers, carrots, river, mountains, and seeds.
Artificial- Chocolate, buildings, mobile phones, chapati, and school bag.

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Question 42 Marks

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, water. If it is a solid, write its name on the tray;
if it is a liquid, write its name in the bottle; if it is a gas, write its name in the balloon

Add some of your own objects in the tray, bottle and balloon.
Some objects could be confusing, such as sand or a sponge or clay. Identify more such objects and write names of at least three of them.

Answer

Objects in the tray are - stone, ice, bottle, bag, chair, blackboard, flower pot. Objects in the bottle are ink, honey, water, juice, oil, milkshake. Objects in the balloon are- smoke, steam, air, fog, oxygen.

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Question 52 Marks

In their childhood, were these things made of the same materials?

Answer

Yes, in my grandparents's childhood, many things were made up of the same materials like chairs were made up of wood.
But there are some other things like spoons and bowls were made up of brass. Today are made up of steel and plastic.

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Question 62 Marks

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 given below
Metals Ores, Rocks
Cloth Plant, Animal and Chemical

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Question 72 Marks

What are other things in the classroom, such as mats, bulbs and electric switches, made of?

Answer

In the classrooms, things like mats are made up of fabric like cotton or jute. Bulbs are made up of glass and tungsten. Electric switches are made up of plastic and copper.

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Question 82 Marks

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

I found the following things made of metals.