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The matchstick is 4 centimetres long. The die is 1 centimetre from every side. The lizard is 13 centimetres long. The leaf is ______ centimetres long. The wax colour is ______ centimetres long.
The leaf is 4 centimetres long. The wax colour is 7 centimetres long.
Now, look at a scale that you find in a geometry box. How many centimetres does it have? _______ The small scale that you mostly use in school is like this one.
Is it easier to start measuring from the 0 mark? Look at the things drawn near the scale and find out their lengths.
The small scale we mostly use in school is 15 cm long.
Yes, it is easier to start measuring things from the zero mark.
The length of the nail is 4 cm. The length of the pebble is 3 cm. The length of the safety pin is 2 cm. The length of the paper clip is 1 cm.
What are the little lines on the scale used for?
Each little line on the scale is used to measure 0.1 cm.
Look for things that are – About 10 centimetres long – Between 10 and 20 centimetres long – Less than 1 cm long.
– Things that are 10 cm long are a color pencil and a photograph.
– Things that are between 10 and 20 cm long are a mobile phone and a notebook.
– Things that are less than 1 cm long are an ant, a lemon seed and a sugar crystal.
Disclaimer: The answer may vary from student to student, based on his/her observation. It is highly recommended that the students prepare the answer on their own. The answer provided here is for reference only.
Draw some of them here.
Gibli and the Grains Ant Gibli has to reach the grains. She is looking for the shortest road. Can you tell her which is the shortest?
Can you draw a road shorter then these? What is the length of that road? _____________
Road B is the shortest among all the four paths.
Yes, there can be a road shorter than these and the length of that road is 10 cm.
Centimetres or Metres? Which of these will be in centimetres and which will be in metres? • Width of a computer screen • Length of a Pagdi worn by Sikhs • Height of a 1-year old child • Length of a banana • Waist of an elephant • Height of a sugarcane • Depth of a well • Height of your mother • Distance from school to home • Length of your father’s arm
Things that are measured in centimetres: 1. Width of a computer screen 2. Height of 1-year old child 3. Length of a banana 4. Height of a sugarcane 5. Height of your mother 6. Length of your father’s arm
Things that are measured in metres: 1. Length of a Pagdi worn by Sikhs 2. Waist of an elephant 3. Depth of a well 4. Distance from school to home
Now look at the distances between these places (for kilometres we write km). • Agra Cantt. Railway Station to Taj Mahal – 5 km • Taj Mahal to Agra Fort – 2 km • Agra Fort to Fatehpur Sikri – 40 km Now find from the map • Which is farther from Agra Cantt. Railway Station — Taj Mahal or Fatehpur Sikri?
shows the railway line.
Which of these is nearer to the railway line: • Babarpur forest or Taj forest? • Agra Fort or Taj Mahal? Which is closer to the river Yamuna: • Taj Mahal or the Railway Station?
• Fatehpur Sikri is farther from Agra Cantt Railway Station.
• Babarpur Forest is nearer to the railway line.
• Agra Fort is nearer to the railway line.
• Taj Mahal is closer to the river Yamuna.
Match the Correct Length Draw lines to match each picture with how long it can be.