The Earth is not a perfect sphere; it is slightly flattened at the poles and bulging at the equator, making it an oblate spheroid. This shape occurs because the Earth’s rotation causes it to slightly stretch around the middle. The ...
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Greenwich Mean Time (GMT) is the time at the Prime Meridian, which is located at 0° longitude in Greenwich, England. It serves as the reference point for the world’s time zones, with all other times being calculated in relation to ...
Grid lines on a globe are the network of latitude and longitude lines that form a pattern of intersecting circles. Latitude lines run horizontally and measure the distance north or south of the Equator, while longitude lines run vertically and ...
Latitude plays a significant role in determining the climate of a region. The Earth’s surface is divided into different climate zones based on latitude, such as the tropical, temperate, and polar zones. Areas near the Equator (low latitudes) receive direct ...
The Antarctic Circle is an imaginary line located at 66.5° South latitude. It marks the northernmost point of the Antarctic region, where, during the summer solstice, the sun does not set for 24 hours, a phenomenon called the Midnight Sun. ...
The Arctic Circle is an imaginary line located at 66.5° North latitude. It marks the southernmost point of the Arctic region, where, during the summer solstice, the sun does not set for 24 hours, known as the Midnight Sun. In ...
The Tropic of Cancer is an imaginary line located at 23.5° North latitude. It marks the northernmost point where the sun can be directly overhead, which occurs during the summer solstice around June 21st. This line divides the Earth into ...
Different places have different local times because the Earth is divided into time zones based on its rotation. As the Earth rotates, different parts of the world experience daylight and darkness at different times. This means that when it is ...
The International Date Line (IDL) is an imaginary line that runs from the North Pole to the South Pole, roughly along the 180° longitude. It marks the boundary where the date changes, moving from one calendar day to the next. ...
Indian Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the time at the 82.5° East longitude, which passes through the town of Mirzapur in Uttar Pradesh. IST is 5 hours and 30 ...