- Lava - Wikipedia
Lava is molten or partially molten rock that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface Lava may be erupted at a volcano or through a fracture in the crust, on land or underwater, usually at
- Lava | Types, Composition, Temperature, Facts | Britannica
lava, magma (molten rock) emerging as a liquid onto Earth’s surface The term lava is also used for the solidified rock formed by the cooling of a molten lava flow The temperatures of molten lava range from about 700 to 1,200 °C (1,300 to 2,200 °F)
- What Is the Difference Between Magma and Lava? Magma vs Lava
Lava: Once magma reaches the Earth’s surface and begins to flow, it is termed lava The emergence happens through volcanic eruptions or fissures Comparing Magma vs Lava In addition to location, magma differs from lava in other respects, too These include chemical composition, temperature, composition, and behavior Location
- Magma - Education | National Geographic Society
When magma flows or erupts onto Earth’s surface, it is called lava Like solid rock, magma is a mixture of minerals It also contains small amounts of dissolved gases such as water vapor, carbon dioxide, and sulfur
- Lava - Encyclopedia. com
lava Molten rock or magma that reaches the Earth's surface and flows out through a volcanic vent in streams or sheets There are three main types of lava: vesicular, such as pumice; glassy, such as obsidian; and even-grained Chemically, lavas range from acidic to ultrabasic Basic lavas have a low viscosity and flow easily, covering large areas
- Lava - New World Encyclopedia
The hardened formation is called "lava flow," whereas the material that still contains molten rock is called an "active lava flow " The rock formed from solidified lava (or magma) is called igneous rock
- Rough and Smooth Lava | Ask An Earth And Space Scientist
A classic, smooth lava flow is like ketchup, while a rough lava flow is more like a thick or drying syrup Smooth Lava: Pahoehoe A classic lava flow with a smooth surface and curved ripples and folds is known as pahoehoe
- Exploring All the Different Types of Lava: A Fiery Voyage - Outforia
There are 4 main types of lava: felsic, andesitic, basaltic, and ultramafic They’re classified by their varying levels of silica Learn more about them here!
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