Volcanoes Grade 7

Where are the most volcanoes found?

• Along tectonic plates

• Along tectonic plate boundaries.

• South America

• Benmore Gardens

Why are volcanoes located near tectonic boundaries.

• Due to seismic activity between produced by the movements two plates

• Due to the movements of two tectonic plates which force magma to the surface.

• Due to the movements of two seismic plates which force magma to the surface.

• Due to the movements of two dinner plates which force magma to the surface.

Where can volcanoes be found?

• High mountain ranges

• Deep Ocean Trenches

• Islands in the middle of the ocean

• All of the Above

Mount Vesuvius erupted in.......

• AD. 79

• 2003

• 1883

• 323BC

Lava is....

• Magma that escapes the chamber and spills onto earth.

• Molten rock in the Earth's Surface

The Pacific Rim is....

• A ridiculous film

• A tectonic plate boundary in the Pacific Ocean

• Between the continents of Asia and the Americas

• A massive fault line on the edges of the pacific.

What are the stages of a volcano's life cycle?

• Dormant, Active, Extinct

• Doormat, Active, Extinct

• Dormant, Erupting, Extinct

• Magma, Lava, Rock

Most Volcanoes occur around the

• Circle of fire

• South America

• Pacific Ring of Fire

• Asian continent

What do volcanoes release when they erupt?

• Lava only.

• Ash, gases, rock and lava

• Magma

• Lava, gas and rock.

_____ is the hot molten rock found in the earth.