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प्रश्न
Do you want to know how the water in the 
pitcher came up?
Take two 
glasses of the same size.
Fill half of each glass with water.
You have to put tamarind (imli) seeds in the first glass to raise the
water to the top. Guess how many seeds you will need to put in.
Now, do it. Count the number of seeds used.
Now put the same number of marbles in the second glass.
What happens?
Repeat it with stones.
What happens now? Why?
Talk about it in the class.
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उत्तर
Children will have to do this activity on their own.
APPEARS IN
संबंधित प्रश्न
Then how much water does Leela's bottle hold?
Neetu has to take 3 injections a day for 5 days. One injection gives 5 mL of the medicine to your body.
- How much medicine will she need for one day?
- How much medicine in all for 5 days?
How much do we use at a time?
| Eye drops | We use less than 1 mL at a time. |
How many liters of water does your family use in a day? Guess and fill in this table.
| Activity | Water used (in buckets) |
Water used (in liters) |
| Cooking and drinking | ||
| Washing clothes | ||
| Cleaning pots, pans | ||
Naseem's bottle can hold ______ as much water as Abdul's bottle.
Mark A, B, C on the right hole in the picture.
You will need
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| Half a lemon | A pinch of salt | One spoon of sugar | One glass of water |
How to make it:
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⇒ |  |
⇒ |  |
⇒ |  |
Guess and then find out:
- How many drops of lemon juice do you get from
half a lemon? - How many drops of lemon juice do you get from
a full lemon? - How many drops of lemon juice fill one
spoon?
There is a fair in Chaitra's village. Chaitra, Nazim and Aneesh want to put up a stall to sell lemon drink. They make a 
bucket full of lemon drink.
They use two 
different sizes of glasses.
Aneesh got a 
jug.
Do you think it is easier to pour into a 
glass from a jug than a bucket?
Sunaina and Jaspreet brought different vessels from the kitchen. They had a 
jug, a 
glass, a 
mug, a 
pot and a 
bowl.
They filled each of these with a 
cup.
 |
 |
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- Guess which vessel holds the least water.
- Which vessel holds the most water?
Now, you collect different vessels from your kitchen.
Use the same cup to fill each of them.
Count the number of cups of water each of them can hold.
First guess and then do it.
| The vessel you used | Cups of water to fill it |
|
______ |
| ______ | ______ |
| ______ | ______ |
Select the one which holds more water.
