Notes on lesson on Class 9 |

Class 9


Our Custom and Traditions

Our lifestyle is influenced by our social aspirations which also determine the norms and values. Directly and indirectly, religion shapes our rites and rituals, feasts and festivals, offerings and worships. This note contains the description of our social custom and traditions.

Finding Solutions to Social Problems

Social problems have drawn the attention of many aware people. Finding a solution to social problems is a concern of many people including those involved in social welfare. This note contains a description of finding out solutions to our social problems.

Role of National Organizations in Social Reformation

Hundreds of Nepali organizations both governmental and nongovernmental are working in the field of social reformations. CWIN, INSEC, Maiti Nepal etc are some the examples of social organization. This note contains a description of a role of national organizations in a social reformation of Nepal.

Our earth

Our earth is the only planet known to have a life due to the presence of air, water and moderate temperature conditions. This note contains a description of different features and our earth.

Longitude and Time

More than 2,000 years ago, Greek astronomers knew that the earth was a sphere, and was able to make measurements find the approximate size of its diameter. This note contains a description on longitude and how to represent position using longitude and latitude.

World Time Zones

For convenient and practical international time relations, the earth in divided into 24 time zones with an interval of 15° that equals 1 hour. The international date line passes along the 180° longitude, except on inhabited islands in the pacific. This note contains further description on Greenwich mean time and international date line.

Standard Meridian and Standard Time

The time calculated on the basis of the distance between prime meridian and the longitude of a certain place in known as local time. This note contains a description of Standard Meridian and Standard Time.

Representing Distances

Scale in the ratio between the distance on the map and the distance on the real ground. It shows how many times the map has been reduced from the real size of the area it represents. This note contains a description of finding distances on the map.