Web21 jan. 2013 · The stratosphere starts just above the troposphere and extends to 50 kilometers (31 miles) high. The ozone layer, which absorbs and scatters the solar ultraviolet radiation, is in this layer. Mesosphere … Web18 mrt. 2024 · Planet Earth is made up of four overlapping subsystems that contain all of world’s land masses, water sources, living organisms, and gases. These four subsystems are known as spheres. Geographers break down the Earth’s systems into four spheres that make up the world’s air (atmosphere), water (hydrosphere), land (geosphere), and living ...
Parts of the Atmosphere - National Geographic Society
Most water in Earth's atmosphere and on its crust comes from saline seawater, while fresh water accounts for nearly 1% of the total. The vast bulk of the water on Earth is saline or salt water, with an average salinity of 35‰ (or 3.5%, roughly equivalent to 34 grams of salts in 1 kg of seawater), though this varies slightly according to the amount of runoff received from surrounding land. In all, water f… Web26 mrt. 2024 · This is the cool outer layer of our planet with an average temperature of around 22°C. It is the Earth’s thinnest layer. The crust’s state is solid. Continental crust is composed of granite, sedimentary rocks, and metamorphic rocks. Oceanic crust is made up of iron, oxygen, silicon, magnesium, and aluminum. scary movies from 2011
There May Be a Massive Ocean Beneath the Earth
Web7 nov. 2024 · Earth’s atmosphere has a layered structure. From the ground toward the sky, the layers are the troposphere, stratosphere, mesosphere, thermosphere, and … WebHydroplanet consists of a rocky “core” of radius R and a thick layer of water surrounding it from all sides. Local humans live at the bottom of this world's ocean (i.e., on the surface of the "core"), and hydrosphere is an analogue of our atmosphere for them. Local scientists observe astronomical objects from the bottom of the ocean. Like ... Web24 mrt. 2024 · The Earth’s atmosphere is the relatively thin layer of gases surrounding the planet. The atmosphere is held close to Earth by gravity, but the higher you go away from the Earth’s surface,... run 3 play at school