Volcanoes Flashcard

Front

What is the deep hollow top of a volcano called?

Back

Crater

Front

What type of boundary occurs when two tectonic plates collide?

Back

Convergent boundary

Front

What is a plate boundary where the plates divide?

Back

Divergent boundary

Front

What type of volcano is made up of alternating layers of ash and lava?

Back

Composite / Stratovolcano

Front

How do mountains form?

Back

When two tectonic plates push against each other, forcing the rock upward.

Front

What is the opening in a volcano through which lava and gases escape?

Back

Vent

Front

What type of volcano is primarily built from lava flows and has a broad, gentle slope?

Back

Shield volcano

Front

What is the term for the molten rock beneath the Earth's surface?

Back

Magma

Front

What is the term for the molten rock that reaches the Earth's surface?

Back

Lava

Front

What type of volcano is formed from small fragments of lava ejected from a single vent?

Back

Cinder cone