Ava
This is known as a volcanic vent.
Hot liquid rock exposed at the Earth's surface is called lava. It forms when magma erupts from a volcano and solidifies after cooling down, creating different types of volcanic rocks. Lava flows can vary in viscosity, temperature, and composition, leading to different types of eruptions and volcanic landforms.
Liquid or molten rock is called magma when it is below the ground and lava when it flows above the ground.
Liquid or molten rock is called magma when it is below the ground and lava when it flows above the ground.
Magma that comes out of volcanoes is called lava. Lava is molten rock that flows out of a volcano during an eruption.
Lava if it is liquid, which then freezes. Ejecta if it is in the form of bombs or ash.
Examples of magma that has reached the Earth's surface are lava flows, volcanic ash clouds, and pyroclastic flows. These are all products of volcanic eruptions where magma has made its way to the surface through cracks or vents in the Earth's crust.
The term for the flow of magma through cracks in the Earth's surface is called volcanic eruption. During an eruption, magma is forced through fissures or vents onto the surface, leading to the formation of volcanic features like lava flows, ash clouds, and pyroclastic flows.
True. Lava flows and volcanic ash are indeed examples of magma that has reached the earth's surface during a volcanic eruption.
Lava is the name for molten rock that appears at or near the surface from volcanic activity.
Magma flows onto surrounding Landscape.
When magma bursts through the Earth's surface, it is called a volcanic eruption. This process occurs when pressure builds up within the magma chamber, leading to the release of gas and magma. The eruption can result in lava flows, ash clouds, and pyroclastic flows, depending on the type of volcano and the nature of the erupting material.