मराठी

You have been given some mishri pieces (lumps of sugar). Suggest some ways to dissolve them quickly. - Environmental Studies

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प्रश्न

You have been given some mishri pieces (lumps of sugar). Suggest some ways to dissolve them quickly.

टीपा लिहा
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उत्तर

Follow these steps to dissolve the mishri pieces quickly:

  1. Crush the mishri pieces into fine powder.
  2. Put it in water and stir thoroughly.
  3. You can also warm the mixture on a flame.
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Experiments with Water
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पाठ 7: Experiments with Water - Experiments with Water [पृष्ठ ६६]

APPEARS IN

एनसीईआरटी Environmental Studies - Looking Around [English] Class 5
पाठ 7 Experiments with Water
Experiments with Water | Q 9.3 | पृष्ठ ६६

संबंधित प्रश्‍न

Ayesha put a puffed puri in a bowl of water. Would it sink or float?


You put a steel plate on water. Would it sink or float? What would happen to a spoon?


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


What do you think, the lemon floated in salty water, because ______ 


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 ______ ______

Could you see the salt after it dissolved in water? If no, why?


Which of the two would you be able to separate from the water by straining with a cloth – salt or chalk powder?


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


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?


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