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प्रश्न
- Guess the distance between any two dots. How many centimetres is it? Now measure it with the help of a scale. Did you guess right?
- Which two dots do you think are farthest from each other? Check your answer.
- Which two dots are nearest to each other? Check your answer.
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उत्तर
(1) The guess distance between any two dots are:
| A to B = 3 cm | A to C = 3 cm | A to D = 4.5 cm | A to E = 3.5 cm | A to F = 4.5 cm | A to G = 5 cm |
| B to C = 5 cm | B to D = 2 cm | B to E = 5 cm | B to F = 7.5 cm | B to G = 3 cm | B to H = 7 cm |
| C to D = 7 cm | C to E = 5.5 cm | C to F = 2.5 cm | C to G = 8 cm | C to H = 5 cm | C to I = 4.5 cm |
(2) Dots M and O are farthest from each other. The distance between M and O is 10
cm.
(3) The dots D and O are nearest to each other. The distance between D and O is 1 cm.
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संबंधित प्रश्न
Here are the Indian Records and World Records for some jumps.
| Sports | World Record | Indian Record |
| High Jump (Men) | Javier S. (2m 45 cm) | Chandra Pal (2m 17 cm) |
| Long Jump (Men) | Mike P. (8m 95 cm) | Amrit Pal (8m 8 cm) |
| High Jump (Women) | Stefka K. (2m 9 cm) | Bobby A. (1m 91 cm) |
| Long Jump (Women) | Galina C. (7m 52 cm) | Anju G. (6m 83 cm) |
Find out from the table -
How many centimeters more should Chandra Pal jump to equal the Men's World Record for the high jump?
Here are the Indian Records and World Records for some jumps.
| Sports | World Record | Indian Record |
| High Jump (Men) | Javier S. (2m 45 cm) | Chandra Pal (2m 17 cm) |
| Long Jump (Men) | Mike P. (8m 95 cm) | Amrit Pal (8m 8 cm) |
| High Jump (Women) | Stefka K. (2m 9 cm) | Bobby A. (1m 91 cm) |
| Long Jump (Women) | Galina C. (7m 52 cm) | Anju G. (6m 83 cm) |
Find out from the table -
How many centimeters higher should Bobby A. jump to reach 2 meters?
[Remember that 1m = 100 cm
Half metre = ?]
Here are the Indian Records and World Records for some jumps.
| Sports | World Record | Indian Record |
| High Jump (Men) | Javier S. (2m 45 cm) | Chandra Pal (2m 17 cm) |
| Long Jump (Men) | Mike P. (8m 95 cm) | Amrit Pal (8m 8 cm) |
| High Jump (Women) | Stefka K. (2m 9 cm) | Bobby A. (1m 91 cm) |
| Long Jump (Women) | Galina C. (7m 52 cm) | Anju G. (6m 83 cm) |
Find out from the table -
Galina's long jump is nearly ______.
Momun comes to school from very far. He first walks about 400 metres to the pond. With slippers in his hands, he then walks 150 metres through the pond. Next he runs across the 350 metres wide green field. Then he carefully crosses the 40 metres wide road to reach his school.
- How much does Momun walk every day to reach school?
- Is it more than 1 km?
Guess and Find Out
How long is the string of a kite reel? Can it be more than a kilometer long?
How many cups can be placed in a line on this table?
How many shirts can be hung on this wire?
Look for things that are less than 1 cm long.
Activity 1
- Find some things that look 1 metre long.
- Use your metre-rope to find which of these things are more or less than 1 metre.
| Name of the thing | More than 1 metre | Less than 1 metre |
| Length of table | - | - |
| Width of table | - | - |
| Width of door | - | - |
| Length of door | - | - |
| - | - | |
| - | - | |
| - | - |
The animals in the picture had a competition. The animal who had the longest tail won a prize. Now who do you think won the first prize and who won the second? Just guess the length of the longest tail.
