Volcanoes

Multiple Select

Which of the following are features or results of a volcanic eruption, as shown in the volcano vocabulary diagram?

• Ash

• Acid rain

• Lava flow

• avalanche

Multiple Choice

Which of the following terms describes the flow of hot gas and volcanic matter down the sides of a volcano, as shown in the diagram?

• Lahar

• Lava flow

• Pyroclastic flow

• Ash cloud

Fill in the Blanks

The molten rock that erupts onto Earth's surface is called

.

Fill in the Blanks

The lava at destructive plate boundaries is usually

, making it difficult to flow far from the vent. (The word starts with the letter v.)

Multiple Choice

Which of the following best describes the process shown in the image?

• Subduction of an oceanic plate beneath a continental plate, leading to volcanic eruption

• Formation of a mid-ocean ridge as the result of tectonic plates moving away from each other

• Creation of a transform fault boundary as two tectonic plates slide by one another.

• Erosion of a coastline by ocean waves hitting the shore

Multiple Choice

Which type of volcano is characterized by large, gentle slopes and is commonly found at divergent plate boundaries and oceanic hot spots?

• Shield volcano

• Composite volcano

• Cinder cone volcano

• Caldera

Multiple Choice

Which volcanic feature is formed when a volcano's summit collapses or is blown away by explosive activity?

• Shield volcano

• Composite volcano

• Cinder cone volcano

• Caldera

Multiple Select

Which of the following are true about the Ring of Fire?

• It surrounds the Pacific Ocean

• It is an area of frequent earthquakes and volcanic activity

• It is located in the Atlantic Ocean

• It contains many of the world's active volcanoes

Multiple Choice

Where are most of the world's active volcanoes located?

• Only in the Pacific ocean

• In the center of continents

• Only along divergent plate boundaries

• Along divergent and convergent plate boundaries and hot spots

Multiple Choice

Which of the following is a reason why different types of volcanoes form at different locations on tectonic plates?

• The color and temperature of the lava

• The type of plate boundary and composition of the lava

• The age of the volcano and how long it took to form compared to the other rock i the area.

• The amount of rainfall in the area and how much it can cool down the magma.

Open Ended

Summarize one key thing you learned today about the types of volcanoes or their formation.