Earth - Study Mode

[#126] On the 21st June, the day light is seen at the North Pole for ________
Correct Answer

(D) 24 hrs.

Explanation

Solution: On June 21, the sun can be seen straight overhead along the Tropic of Cancer, while the North Pole reaches its maximum annual tilt toward the sun. As the planet rotates on its axis, areas within the Arctic Circle see the sun circle through the sky for 24 hours.

[#127] The Map showing the speciality of the surface of any area is called as
Correct Answer

(A) Relief Map

Explanation

Solution: A relief map is a type of map that shows the physical features and elevation of an area's surface. It uses shading, contour lines, and color to represent the topography of the land, including mountains, valleys, and other geographical features. Relief maps provide a visual representation of the three-dimensional characteristics of the Earth's surface on a two-dimensional map, allowing viewers to understand the terrain and elevation variations of a specific area. Therefore, the correct option is Option A: Relief Map .

[#128] The science of drawing map is called
Correct Answer

(A) Cartography

Explanation

Solution: Cartography or map-making is the study and practice of crafting representations of the Earth upon a flat surface (see History of cartography), and one who makes maps is called a cartographer.

[#129] How many Geo-synchronous satellites are required for uninterrupted world broadcasting?
Correct Answer

(A) 3

Explanation

Solution: In theory, 2 satellites in diametrically opposite geo-synchronous orbits could cover the planet. In order for the satellites to communicate, a minimum of 3 would be needed, each at a 60° angle to the others. At this point, the strength and quality of coverage increases proportionally to the number of satellites.

[#130] What is known as High Pressure Subtropical Latitude?
Correct Answer

(D) Horse latitudes

Explanation

Solution: The horse latitudes are subtropical regions known for calm winds and little precipitation. The horse latitudes are regions located at about 30° north and south of the equator. These latitudes are characterized by calm winds and little precipitation.