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What happens when magma pouring through a rift onto the ocean floor?
When magma pours through a rift onto the ocean floor, it can create new oceanic crust through the process of seafloor spreading. This can lead to the formation of mid-ocean ridges. Additionally, the contact between the hot magma and the ocean water can result in explosive volcanic eruptions and the release of gases and minerals into the ocean.
What is a crack in the ocean floor called?
A crack in the ocean floor is called a rift. Rifts are areas where tectonic plates are pulling away from each other, leading to the formation of new crust underneath the ocean.
When magma rises up through the sea floor rifts and cools to form ocean floor?
When magma rises through sea floor rifts, it cools and solidifies into new oceanic crust as part of the process known as seafloor spreading. This creates new crust at the boundaries of tectonic plates, contributing to the continual movement and renewal of the Earth's outer shell.
Iron rich volcanic rock that makes up much of the ocean floor is?
Basalt is the iron-rich volcanic rock that makes up much of the ocean floor. It forms from the cooling and solidification of magma that erupts through underwater volcanic activity, such as mid-ocean ridges. Basalt is a key component of Earth's oceanic crust.
What type of mountain forms from the magma that is created by sea-floor spreading?
A volcanic mountain forms from the magma that is created by sea-floor spreading. This magma rises to the surface and solidifies, creating a volcanic mountain range along the mid-ocean ridge where sea-floor spreading occurs.
What is the effect of magma pushing up through cracks in the ocean floor?
push and a pull
What happens when magma pouring through a rift onto the ocean floor?
When magma pours through a rift onto the ocean floor, it can create new oceanic crust through the process of seafloor spreading. This can lead to the formation of mid-ocean ridges. Additionally, the contact between the hot magma and the ocean water can result in explosive volcanic eruptions and the release of gases and minerals into the ocean.
What is a crack in the ocean floor?
valley
What is sea floor spreeding?
a crack in the ocean floor appears.
What is the theory that occurs when magma is pushed upward and flows through the openings in the ocean floor?
this usually happens when the sea floor spreads open.
What is a deep crack in the ocean floor?
huge cracks in the ocean floor are called trenches.
New crust forms on the ocean floor due to what process?
New crust forms on the ocean floor through seafloor spreading, where magma rises up from the mantle through mid-ocean ridges and solidifies into new crust as tectonic plates move apart.
How is new rock added to the ocean floor?
New rock is added to the ocean floor through a process called seafloor spreading, where magma rises from the Earth's mantle at mid-ocean ridges, cools and solidifies to form new oceanic crust. This process helps expand the ocean floor and contributes to the movement of tectonic plates.
What material that rises to surface at mid-ocean ridge?
Magma rises to the surface at mid-ocean ridges due to the process of seafloor spreading. As two tectonic plates move apart, hot magma from the mantle wells up to fill the gap, creating new oceanic crust. This process is responsible for the formation of mid-ocean ridges and contributes to the Earth's continuous process of plate tectonics.
What happens when the Earth's crust splits apart and forms a valley?
It causes what we call "sea-floor spreading." Sea-floor spreading is the process in which the ocean floor is extended when two plates move apart. As the plates move apart, the rocks break and form a crack between the plates. Earthquakes occur along the plate boundary. Magma rises through the cracks and seeps out onto the ocean floor like a long, thin, undersea volcano.
What is a crack in the ocean floor called?
A crack in the ocean floor is called a rift. Rifts are areas where tectonic plates are pulling away from each other, leading to the formation of new crust underneath the ocean.
When magma reaches the ocean floor what does it form?
obsidian. It is a very dark substance.
