Volcanoes I (Junior Cert Geography): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is magma called when it erupts onto the Earth's surface?
What is magma called when it erupts onto the Earth's surface?
Lava
Where is magma stored underground before a volcanic eruption?
Where is magma stored underground before a volcanic eruption?
In a magma chamber
What is the channel through which magma travels to reach the surface called?
What is the channel through which magma travels to reach the surface called?
Vent
What is the bowl-shaped opening at the top of a volcano called?
What is the bowl-shaped opening at the top of a volcano called?
Crater
What is the main difference between magma and lava?
What is the main difference between magma and lava?
Magma is underground; lava is on surface
Which type of volcano erupts regularly?
Which type of volcano erupts regularly?
Active volcano
Mount St. Helens is an example of which type of volcano?
Mount St. Helens is an example of which type of volcano?
Dormant
Slemish Mountain in County Antrim is an example of which type of volcano?
Slemish Mountain in County Antrim is an example of which type of volcano?
Extinct
What shape is the Pacific Ring of Fire?
What shape is the Pacific Ring of Fire?
Horseshoe-shaped
What is the Pacific Ring of Fire known for?
What is the Pacific Ring of Fire known for?
High volcanic & earthquake activity
What forms when magma contacts seawater at mid-ocean ridges?
What forms when magma contacts seawater at mid-ocean ridges?
New oceanic crust
Which plates separated to form the Mid-Atlantic Ridge?
Which plates separated to form the Mid-Atlantic Ridge?
North American & Eurasian Plates