Volcanoes and Plate Tectonics

Front

Where are volcanoes usually found?

Back

Along plate boundaries.

Front

What is the name for the chain of volcanoes around the edge of the Pacific Plate?

Back

Ring of Fire.

Front

What type of boundary occurs at the Mid Atlantic Ridge where the ocean floor is spreading apart?

Back

Divergent.

Front

TRUE or FALSE: Volcanoes form along the mid-ocean ridges, where two plates move together.

Back

FALSE: apart.

Front

What is magma?

Back

Molten material from the mantle that has reached Earth’s surface is called lava.

Front

What is the difference between magma and lava?

Back

Magma is found beneath the Earth's surface; lava is magma that has erupted onto the surface.

Front

What are tectonic plates?

Back

Large sections of the Earth's crust that move and interact with each other.

Front

What is a convergent boundary?

Back

A tectonic plate boundary where two plates move towards each other.

Front

What happens at a divergent boundary?

Back

Two tectonic plates move apart, creating new crust as magma rises to the surface.

Front

What is the Ring of Fire?

Back

A major area in the Pacific Ocean where many earthquakes and volcanic eruptions occur.