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Volcanic crater - Wikipedia


A volcanic crater is a roughly circular depression in the ground caused by volcanic activity. ... In most volcanoes, the crater is situated at the top of a mountain formed from the erupted volcanic ...

What is the opening at the top of a volcano called? | Reference.com


The opening at the top of a volcano is called a vent and is where lava flows from erupting volcanoes. Volcanic vents usually sit inside craters, which are circular ...

What is the opening at the top of a volcano called - Answers.com


A volcanic vent. There may also be a crater (a concave depression or pit). This is known as a volcanic vent. It may sit at the base of a volcanic crater. Please see ...

What is the bowl shaped dip at the top of volcano called?


1 Answer - Posted in topics: volcano, bowl, shaped, volcanoes - Answer: At the time of a volcanic eruption, this bowl shape would lead right the ...



A Volcano is an opening in the earth surface through which lava, hot gases, ... an opening called the central vent Most magma and other volcanic materials ... After the eruption stops, a bowl like crater generally forms at the top of the volcano.

Learn About Volcanoes - Home Science Tools


Crust - The top layer, which we know the most about because it's where we live, is called the crust. Some parts of the crust are covered by land (the continents, ...

What causes a volcano erupt?


The gas and melted rock blast out an opening called the central vent. The erupted ... A bowl-like crater generally forms at the top of the volcano. The vent lies at ...

Volcanic Terms Lesson #6 | Volcano World | Oregon State University


When the magma reaches the surface of the Earth it is then called lava. The lava ... The crater is the bowl shaped opening located at the top of the volcano.

volcanic cone - National Geographic Society


Oct 31, 2014 ... A volcanic vent called a fumarole opened suddenly in a cornfield. ... volcanic eruptions piles up around the volcanic vent, or opening in Earth's ... Most volcanic cones have one volcanic crater, or central depression, at the top.

Volcano Quiz - ProProfs Quiz


What two things burst through an opening in the top of the volcano. 6. What is a thick liquid that flows out of the volcanoes called? 7. How can lava affect rocks. 8.

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What is the top of a volcano called? | Reference.com


The top of a volcano is called the crater. A volcano is shaped like an inverted cone, and the tip of the cone is the crater. The crater is the opening of the vent in a ...

Geography4Kids.com: Earth Structure: Volcanoes


At the top of the volcano, at its highest point, is a crater. Some volcanoes have something called a caldera. A caldera forms when a volcano gets hollow and then ...



A volcano is a mountain or hill formed around a crack in the earth's crust. This crack ... The opening in the top of the volcano is called a crater. Some craters are  ...