Plate teconics and

The reason why volcanoes exist is because

• plates move and move magma around

• magma has a mind of its own

• earthquakes

• plates cause tsunamis

Lakes that form near volcanoes considered to be....

• Craters
• Conduits
• Vents
• Calderas

What is letter B in the picture?

• Magma Chamber
• Crater
• Vent
• Conduit

Volcanoes under the ocean are________

• hotspots

• seafloor spreading

Hotspots form __________.

• mountains

• islands

A volcano is a rupture in the _______.

• core

• crust

Magma is located in the ________.

• mantle

• core

The Ring of _______ is a series of volcanoes throughout the world.

• fire

• lava

Answer explanation

Volcanic ash is formed during ____________volcanic eruptions.

• quiet

• explosive

Answer explanation

What is molten rock that has reached the Earth's surface?

• Aa
• Lava
• Magma
• Pahoehoe