Geography

Geological time scale of Earth The geological time scale is a vital tool for scientists studying the history of the Earth, including the evolution of life and the changes in…

Theory of Earth’s magnetic field A ‘field’ is a region in which a body experiences a force owing to the presence of other bodies. Earth’s Magnetic Field is one such…

Eclipses An eclipse occurs when the Sun, the Earth and the Moon are in a straight line in the plane of ecliptic. When the Earth obstructs the rays of the Sun…

The hydrological cycle, also known as the water cycle, describes the continuous movement and exchange of water between the Earth’s surface, atmosphere, and oceans. This cycle is driven by solar energy,…

Pressure Systems Air expands when heated and gets compressed when cooled. This results in variations in the atmospheric pressure.Conversely, when air is cooled, it becomes dense and sinks, creating an…

Distribution of Temperature The Sun is the ultimate source of heat that drives the Earth’s climate system. The differential heating of different regions of the Earth’s surface by the Sun…

Atmosphere of Earth Atmosphere The atmosphere is a thin layer of gasses that surrounds the Earth and is held in place by the force of gravity. It is an integral part…

The Slope (Inclination) of the Earth’s Axis and its effects Axial tilt, or obliquity, is the angle between a planet’s rotational axis and the plane of its orbit around the…

Motions of the Earth Rotation of earth Earth rotates, one half of the planet faces the Sun, experiencing daytime, while the other half faces away from the Sun, experiencing nighttime.…

The Geographical Grid-Latitude & Longitude Latitudes and Longitudes are imaginary lines used to determine the location of a place on Earth.The shape of the earth is ‘Geoid’. The location of…