मराठी

Do you think the oil got dissolved in the water? Why do you think so?

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प्रश्न

Do you think the oil got dissolved in the water? Why do you think so?

एका वाक्यात उत्तर
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उत्तर

I do not think so because oil is insoluble in water.

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Experiments with Water
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पाठ 7: Experiments with Water - Experiments with Water [पृष्ठ ६५]

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एनसीईआरटी Environmental Studies - Looking Around [English] Class 5
पाठ 7 Experiments with Water
Experiments with Water | Q 6.5 | पृष्ठ ६५

संबंधित प्रश्‍न

Would the cap of a plastic bottle sink or float on water?


Have you seen that something floats on water while others sink?


Take some water in a glass. Put a lemon in it. Now keep putting salt in the water, half-a-spoon at a time. Were you able to float your lemon in water?


Make groups of four friends. For the experiment, you will need 4-5 glasses or bowls, spoons, water, and the things listed in the table. Take some water in each glass. Now try to dissolve one thing in one glass. Observe what happens and note it in the table.

Things Did it dissolve or not? What happened after keeping for 2 minutes?
1. Salt ______ ______
2. Soil ______ ______
3. Chalk powder ______ ______
4. 1 spoon milk ______ ______
5. Oil ______ ______

What difference did you see - in the water with salt, and
the water with chalk powder - after keeping for some time?


Ayesha put two drops of oil on the lid of her tiffin box. Next to that, she put two drops of water and two drops of sugar solution. She tilted the lid. She saw some drops slid down quickly, while some were left behind.

You also try to do the same and then tell - which drop went ahead? Why did it slide faster? 


Find out from the other groups which things floated and which sank in the water?

After doing the experiment, fill in the blanks.

The empty plastic bottle ______ on water. The bottle filled with water ______ because ______ 


Find out from the other groups which things floated and which sank in the water?

After doing the experiment, fill in the blanks.

The aluminium foil ______ when it was spread out. When pressed tightly into a ball it ______. This may have happened because ______ 


One day Ayesha’s mother put some water to boil on the stove for making tea. She got busy with something and forgot about it. When she remembered and came to check, she found very little water left in the pan.

Why did Chittibabu and Chinnababu keep their mango jelly in the sun?


One day Ayesha’s mother put some water to boil on the stove for making tea. She got busy with something and forgot about it. When she remembered and came to check, she found very little water left in the pan. 

At your house, what things are made by drying in the sun? 


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