If maps were only black and white, will they be difficult to read?
Concept: Use of Colours on Topographical Sheets
Using colours and symbols is an intelligent way of providing information. It helps cartographers to make beautiful and easy-to-read maps.
Can you think of a situation where you can use this method in your day-to-day life?
Concept: Use of Colours on Topographical Sheets
Fill in the blank
The colour ____________ is used to show barren land on topographical sheets.
Concept: Use of Colours on Topographical Sheets
Fill in the blank
The colour yellow is used to show ______________ on topographical sheets.
Concept: Use of Colours on Topographical Sheets
Write True or False. Correct the false statement.
A metalled road is shown by two blue lines
Concept: Use of Colours on Topographical Sheets
What are topographical maps?
Concept: Use of Colours on Topographical Sheets
Explain why colours are used in topographical maps.
Concept: Use of Colours on Topographical Sheets
Name the features shown in blue, green, and brown colours on a map.
Concept: Use of Colours on Topographical Sheets
What do you understand by settlements?
Concept: Use of Colours on Topographical Sheets
Distinguish between a temporary settlement and a permanent settlement.
Concept: Use of Colours on Topographical Sheets
How can the occupation of people be inferred directly from a topographical sheet?
Concept: Use of Colours on Topographical Sheets
How can topographical maps help us to know about the transport and communication of an area?
Concept: Use of Colours on Topographical Sheets
Draw a sketch map of your neighborhood using different colours for different areas, for example, red for residential areas, green for parks and playgrounds, and yellow for commercial areas. Use symbols to mark out roads and special places like temples, post offices, old monuments, or railway stations. Make a proper key for it.
Concept: Use of Colours on Topographical Sheets
Form a group in your class and obtain a topo sheet from the Geography Department of your school. Look at it carefully and identify the following features :
- settlements
- railway lines
- agricultural fields
- roads
Concept: Use of Colours on Topographical Sheets
Match the following:
Column A | Column B |
1. Camping Ground | (i) ![]() |
2. Seasonal streams |
(ii) |
3. Palms | (iii) ![]() |
4. River | (iv) ![]() |
5. Footpath | (v) ![]() |
Concept: Use of Colours on Topographical Sheets
Discuss the importance of the different layers of the atmosphere?
Concept: Atmosphere and Its Layers
What would happen to the earth if the atmosphere disappeared?
Concept: Atmosphere and Its Layers
We often leave the lights switched on and fans running when we are not in the room. We switch on the air-conditioning even though we don’t really need it. We insist on being dropped to school in the car every day. Thus, we waste valuable energy which is generally produced by burning coal and petroleum. As you know, the burning of these fuels release gases that pollute the atmosphere.
Make a list of the similar things that we do without realizing that we are destroying the environment. Think of the ways that we can behave differently.
Concept: Atmosphere and Its Layers
Fill in the blank
______ per cent of the atmosphere is made of nitrogen.
Concept: Atmosphere and Its Layers
Fill in the blank
The rate at which the temperature drops in the ____________ is 1°C per 165 metres.
Concept: Atmosphere and Its Layers