Volcanoes

Which process of volcano formation is represented in the figure?

• hot spots

• convergent boundaries

• divergent boundaries

• land locked land masses

What name is given to the area of volcanic activity around the Pacific Ocean?

• Divergent Plates

• Ring of Fire

• Convergent Plates

• The California Fault

What is a determining factor in which type of eruption will occur?

• the size of the mountain

• the number of people living near the volcano

• the climate around the volcano

• the chemistry of magma

What is the name given to the large depression left after a volcanic eruption?

• crater

• kettle lake

• reservoir

• caldera

What causes the development and eruption of a volcano?

• undersea rockfalls

• pressure from man building large buildings

• movement of ocean water over the Pacific coast

• movement of Earth’s tectonic plates

What is the difference between magma and lava?

• lava is magma but it is on the surface of the Earth

• lava is the chamber that magma flows

• lava is the Earth's crust

A volcano with gradual slopes formed by slow cooling lava is called a___________.

• Composite

• Cinder Cone

• Shield

Select all of the following benefits of a volcano (Select 3)

• Volcanic Mountains attract tourist

• geothermal energy

• provides fertile soil

• they help warm the crust so the ground doesn't freeze in winter

• build new land

A volcano with a steep slope that has quickly cooling lava and explosive eruptions is a __________.

• Shield Volcano

• Cinder Cone Volcano

• Composite Volcano

What is it called when magma rising to the surface and existing in small amounts. A volcanic mountain has not yet formed.

• hot spot

• fault block

• volcano