Advertisements
Advertisements
प्रश्न
The table shows the water used in one day by a family of 5 people. They live in Goodallur village.
| Activity | Water in liters (L) |
| Cooking and drinking | 30 L |
| Washing clothes | 40 L |
| Cleaning pots, pans | 20 L |
| Bathing | 75 L |
Total water used by them.
Advertisements
उत्तर
Total water used by them
= 30 L + 40 L + 20 L + 75 L
= 165 L.
APPEARS IN
संबंधित प्रश्न
Can you drink 1 L of water at one time?
How much do we use at a time?
| Eye drops | We use less than 1 mL at a time. |
List things we use more than one litre at a time.
- Water for taking bath.
- __________________
- __________________
- __________________
Chelannur village has a milk society. Geetha and Ammini went there to buy 4 litres of milk. But the man could not find the one-litre measure. He had only a 3 litre and a 5-litre bottle with him. But he gave them exactly 4 litres of milk. Explain how he did this.
About how many glasses of water do you drink in a day?
Summer day: ______ glasses
Winter day: ______ glasses
Can you guess how much water goes out of you?
Naima thinks she will have to pour around 3 glasses of water to fill the jug. What do you think?
Which is the biggest pothole?
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.
 |
 |
 |
 |
 |
- 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 |
|
______ |
| ______ | ______ |
| ______ | ______ |
Take five different types of big vessels from your kitchen.
Fill all of them one by one with one jug full of water.
What do you see? Why?
Talk to your friends about it.
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.
 |
 |
 |
