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How do volcanoes impact the earth's surface?

They can form islands: when hot lava reaches the ocean, it will harden and form an island.


Volcanoes that form along a mid-ocean ridge occur a diverging plate boundary?

Volcanoes that form along a mid-ocean ridge are called volcanic islands. These volcanoes occur when the plates move apart to produce gaps which molten lava rises to fill.


What do volcanoes form when they occur in the ocean?

The lava that comes out of the volcano will go hard after it hits water. It will eventually build up and form an island.


What do shield volcanoes form?

Lava


How do volcanoes form a hole at the top?

When Volcanoes erupt the surface is melted by the lava


Most shield volcanoes have grown from the ocean floor to form?

Most shield volcanoes have grown from the ocean floor to form broad, gently sloping structures with low viscosity lava flows. They are typically formed by multiple eruptions of basaltic lava, which flows easily and spreads out over a wide area, resulting in the characteristic shield shape.


What volcanoes form extensive fluid lava flow that erupts numerous times?

Shield volcanoes form extensive fluid lava flow that erupts numerous times.


How are volcanoes important in the formation of rocks?

Because the lava from volcanoes form igneous rocks


Do volcanoes need lava to be known as actual volcanoes?

No, volcanoes do not need lava to be volcanoes.


Do volcanoes form along mid ocean ridges where two plates move together?

Volcanoes that form along a mid-ocean ridge are called volcanic islands. These volcanoes occur when the plates move apart to produce gaps which molten lava rises to fill.


Can lava make volcanoes?

NO, volcanoes make lava.


How does a volcanoes lava form a mountain?

Lava cools down and accumulates into rock as it reaches Earth's surface