Hemispheres of Earth - Wikipedia
网页In geography and cartography, hemispheres of Earth are any division of the globe into two equal halves (hemispheres), typically divided into northern and southern halves by the Equator and into western and eastern halves by the Prime meridian.
Hemisphere | Description, Types, & Facts | Britannica
网页In geometry, a sphere is the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the center); a hemisphere is half of a sphere, cut along the diameter. The curved surface area and volume of a hemisphere can be calculated by using the equations 2πr 2 and (2 / 3)πr 3, respectively.
Hemisphere - National Geographic Society
网页2024年3月6日 · Vocabulary. A circle drawn around Earth’s center divides it into two equal halves called hemispheres, or half spheres. Though this can be done in infinite ways. However, there are generally considered to be four hemispheres: Southern, Northern, Eastern, and Western.
The 4 Hemispheres Of The World - WorldAtlas
网页2023年2月14日 · A hemisphere can be defined as any circle that has been drawn around the Earth and divides the Earth into two similar halves. Four different hemispheres are generally considered by geographers. These are the Northern, Southern, Eastern, and Western hemispheres.
Hemisphere Definition & Meaning - Merriam-Webster
网页The meaning of HEMISPHERE is a half of the celestial sphere as divided into two halves by the horizon, the celestial equator, or the ecliptic. How to use hemisphere in a sentence. Did you know?
Formula, Properties, Definition | Hemisphere Shape - Cuemath
网页A hemisphere, in general, refers to half of the earth such as the northern hemisphere or the southern hemisphere. But in geometry, a hemisphere is referred to as a 3D figure made from cutting a sphere into two equal halves with one flat side.
HEMISPHERE Definition & Meaning - Dictionary.com
网页noun. one half of a sphere. half of the terrestrial globe, divided into northern and southern hemispheres by the equator or into eastern and western hemispheres by some meridians, usually 0° and 180°. a map or projection of one of the hemispheres.