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4 days ago · Key Takeaways. Earth is divided into four main hemispheres: Northern, Southern, Eastern, and Western. The Northern Hemisphere has most of Earth’s land and people, while the Southern Hemisphere is mostly water. Hemispheric divisions have shaped cultures, economies, and politics over time.
Each hemisphere can be further divided into 4 lobes: frontal, parietal, temporal, and occipital. The lobes are named for the skull bones that cover them. Frighteningly, these lobes are some of the areas of the brain attacked by Alzheimer's disease.
1 day ago · Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.
Sep 13, 2024 · The lithosphere, sometimes called the geosphere, refers to all of the Earth's rocks including the planet's mantle and crust, the two outermost layers. The boulders of Mount Everest, the sands of Miami Beach, and the lava erupting from Hawaii's Mount Kilauea are all components of the lithosphere.
5 days ago · Western Hemisphere, part of Earth comprising North and South America and the surrounding waters. Longitudes 20° W and 160° E are often considered its boundaries. Some geographers, however, define the Western Hemisphere as being the half of Earth that lies west of the Greenwich meridian (prime.
Sep 24, 2024 · 38 jaw-dropping James Webb Space Telescope images. News. By Brandon Specktor. last updated 24 September 2024. From nebulas and black holes to baby star nurseries and ancient collisions, the...
Sep 17, 2024 · The Short Answer: We have a slightly different view of the Moon each night. We describe how the Moon looks with the eight Moon phases, or shapes: 🌑 New. 🌒 Waxing Crescent. 🌓 First Quarter. 🌔 Waxing Gibbous. 🌕 Full. 🌖 Waning Gibbous. 🌗 Third Quarter. 🌘 Waning Crescent.
