Advertisements
Advertisements
प्रश्न
Make pairs of different things and use the balance to decide which is heavier. First guess which thing will take the pan down and then check with your balance.
Advertisements
उत्तर
The pairs are :
- Socks and trouser - Trouser is heavier.
- Toothbrush and toothpaste - toothpaste is heavier.
- Glass and spoon - Glass is heavier.
- Dictionary and notebook - Dictionary is heavier
APPEARS IN
संबंधित प्रश्न
Father gave them some idea of the weight of each thing.
| Thing loaded | Weight |
| A sack of wheat | 100 kg |
| A sack of rice | 35 kg |
| Water tank | 50 kg |
| Almirah | 70 kg |
| A table | 10 kg |
| A chair | 5 kg |
| A mattress | 20 kg |
| Bamboo ladder | 10 kg |
| Pots and pans | 10 kg |
Find out the total weight they had loaded on the cart.
Make groups of three things. For example - eraser, ball and paper. Use the balance to arrange them in order of weight-the lightest, the one with in-between weight, the heaviest.
Complete the table with at least five examples.
| Lightest | In-between weight | Heaviest |
| Paper | Eraser | Ball |
Name 5 things that we usually buy -
| In Grams | |
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 |
| In Kilograms | |
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 |
Now imagine what happened next and complete the story. Discuss with your friends how Vaidika’s daughter found the weight of the elephant.
Now you show how Abdu will use these stone pieces to weigh —
3 kg of firewood.
What different things do people go there for?
How much does a postcard cost?
Akash wants to send a parcel of the Math Magic textbook to his friend Rani in Chennai. The book weighs 200 g. See the chart to find the cost of posting the book.
Rahul needs stamps of Rupees 25 for his parcel. He went to the post office. Only stamps of Rs 1, Rs 2, Rs 5 and Rs 10 were there at that time. Using those stamps in how many different ways can he make Rs 25?
Can you show five different ways? What is the heaviest parcel he can send using stamps of Rs 25?
All oranges have equal weight. The two papayas have the same weight. The weights in the first and second balances are equal.
How many oranges balance the weight in the third?
 |
 |
 |
