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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.

**Solution:**

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.

**Solution:**

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?

**Solution:**

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.

**Solution:**

- 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.*

**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? _____________

**Solution:**

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

**Solution:**

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?

**Solution:**

• 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.

**Solution:**