मराठी

On Sunday Ayesha’s cousin, brother Hamid came to her house to play. As soon as he came he asked his aunt to make his favourite shakkarpara (a sweet dish). - Environmental Studies

Advertisements
Advertisements

प्रश्न

On Sunday Ayesha’s cousin, brother Hamid came to her house to play. As soon as he came he asked his aunt to make his favourite shakkarpara (a sweet dish). Ammi said, “Let me come back from the market, then I will make some for you. Why don’t you help me? Take two glasses of water and put a bowl of sugar in it. Mix it till it dissolves.” Hamid thought, “Let me finish this work fast. Then I will watch TV”.

Suggest some ways to Hamid for quickly dissolving sugar.

टीपा लिहा

उत्तर

Hamid should follow any of these methods:

  1. Stir the mixture thoroughly.
  2. Warm the mixture over a flame.
shaalaa.com
Experiments with Water
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Experiments with Water - Experiments with Water [पृष्ठ ६३]

APPEARS IN

एनसीईआरटी Environmental Studies - Looking Around [English] Class 5
पाठ 7 Experiments with Water
Experiments with Water | Q 4 | पृष्ठ ६३

संबंधित प्रश्‍न

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


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

After doing the experiment, fill in the blanks.

The iron nail ______ in water but the katori ______. I think this happened because ______ 


Do this experiment in groups of four friends. Each group will need a big pot filled with water and the things listed on the table. Put each thing one by one in water and observe. Write your observations in the table given below.

Mark [✓] for the things that float. Mark [×] for those that sink. 

Things to be put in water I guessed before I did it I saw when I did it
  1. Empty bowl (Katori)
  2. After putting in 6-7 small pebbles, one-by-one
   
Iron nail or pin    
Matchstick    
  1. Empty plastic bottle with its lid closed.
  2. bottle half-filled with water
  3. A bottle full of water
   

Aluminum foil (from medicine packing)

  1. open and spread out
  2. pressed tightly into a ball
  3. in a cup-like shape 
   
  1. Soap cake
  2. Soap cake on a small plastic plate
   
A piece of ice    

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?


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


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


What things do you put in water to make tea? Which of those things dissolve in water?


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


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 ______ 


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? 


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×