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 …

2023年8月6日 · Magma and lava are terms that people use interchangeably in everyday conversation, but they are different stages in the life cycle of molten rock. The main difference …

lava是岩浆。也就是火山喷出来的那些东西。当magma到达地表的时候，也就变成了lava。当然在它上来的时候或多或少会发生一些物理化学的变化，但对于magma和lava的分别并不通过成分 …

Magma that is extruded onto the surface during a volcanic eruption is called lava. Lava cools and solidifies relatively quickly compared to underground bodies of magma. This fast cooling does …

2025年3月22日 · 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 …

According to Native Hawaiian tradition, molten lava is the manifestation of Pele— the volcanic deity and creator of new lands. She is a rejuvenating and creative force, reshaping the …

Scientists use the term magma for molten rock that is underground and lava for molten rock that breaks through the Earth's surface.

2021年10月11日 · Molten rock that has reached Earth’s surface is called lava. Depending on its chemical composition, lava can be runny like syrup or so thick it barely flows at all. This molten …

Lava is magma, hot molten rock that flows through holes in the Earth's crust and onto the surface. Like magma, lava can be either viscous (~thick) or fluid (~thin). [1] Blocky lava is so thick and …

2023年6月12日 · Lava is the form of magma, or molten or semi-molten rock, that erupts to the surface, such as via a volcano or through a crust fracture. We all know lava is pretty hot, but …