Fill in the blank: There are three primary geologic forces that continually alter the planet’s surface: Diastropism, Erosion, and _________.

Which of the following is NOT one of the three primary geologic forces that continually alter the planet’s surface?

Fill in the blank: _________ is one of the three primary geologic forces that continually alter the planet’s surface, along with Erosion and Volcanism.

What does diastropism refer to?

Diastropism is characterized by the large movement of part of the earth’s _____?

Diastropism can occur due to internal pressures.

What is erosion? Fill in the blank: Erosion is the physical removal of ______ or wearing down of landmasses by geomorphic agent such as running water, glacial ice, and wind.

Which of the following is NOT a geomorphic agent that causes erosion?

What does weathering refer to? Fill in the blank: Weathering refers to the decomposition of ______ and other materials, which are exposed to the surface of the earth and come in contact with the atmosphere.

What is another name for volcanism?

Which of the following is NOT associated with volcanism?

Volcanism is the phenomenon related to various processes associated with the surface discharge of magma or hot water and steams including volcanoes, geysers, fumaroles, and hot springs.

What produces the processes associated with volcanism?

Two features associated with volcanism are:

Fill in the blank: A ______ is a triangle shaped hill formed as material from volcanic eruptions piles up around the volcanic vent, or opening in Earth’s crust.

Fill in the blank: A ______ is an opening in Earth’s surface through which volcanic materials escape.

What is a large pool of liquid rock beneath the surface of the Earth called?

What is a bowl-shaped depression, or hollowed-out area, produced by the impact of a meteorite, volcanic activity, or an explosion called?

What is a caldera? Fill in the blank: A caldera is a volcanic feature formed by the collapse of a volcano into itself, making it a large, special form of volcanic _______.

What is lava? Fill in the blank: Lava is molten rock that erupts from a volcano that _______ as it cools.

What are dikes in the context of volcanoes?

Fill in the blank: Dikes form when magma rises into an existing fracture or creates a new crack by forcing its way through existing rock, and then _________

What is a sill in the context of volcano features? Fill in the blank: A sill is a ______ sheet intrusion that has intruded between older layers of sedimentary rock, beds of volcanic lava or tuff, or along the direction of foliation in metamorphic rock.

What is a conduit in the context of volcano features? Fill in the blank: A conduit is an underground ______ magma travels through.

Fill in the blank: The ______ is the side of a volcano.

Fill in the blank: The ______ is the highest point or apex of a volcano.

Fill in the blank: The ______ is the entrance of a volcano, the part of the conduit that ejects lava and volcanic ash.

Fill in the blank: The ______ is a cloud of ash formed by volcanic explosions.

What is the term for a pyroclastic rock that is a cooling of a mass of lava and flies thorough the air after eruption?

What is the term for a dense, fast-moving flow of solidified lava pieces, volcanic ash, and hot gases?

What does Tephra Fall refer to?

Fill in the blank: Lahar is an Indonesian term that describes a hot or cold mixture of ______ and rock fragments that flows down the slopes of a volcano and typically enters a river valley.

What is the name of the part at the top of the volcano where volcanic material is expelled?

What is the cloud formed by volcanic ash called?

What is the bowl-shaped depression at the summit of the volcano called?

What is the smaller cone formed on the side of the volcano called?

Refer to the diagram 'Cross-section through a volcano'. What is the main passage through which magma travels to the surface called?

What is the term for the molten rock that flows out of the volcano?

What is the pipe-like structure that carries magma from the reservoir to the surface called?

What is the term for the fragments of rock and mineral ejected during an eruption?

What is the horizontal sheet of magma that intrudes between layers of rock called?

What is the molten rock inside the volcano before it erupts called?

What is the underground pool of molten rock beneath the volcano called?

What process occurs when the plates drift atop a thick layer of molten pyrolytic rocks?

Formation of a Volcano: As the plates drift, one edge of the plate slips beneath the edge of another. What does this create?

Formation by Distension is caused by a hotspot near which part of the earth?

Formation of a Volcano: What is a hotspot?

What is the process called when plates drift atop a thick layer of molten pyrolytic rocks, leading to the formation of a volcano?

As the plates drift, one edge of the plate slips beneath the edge of another. What does this create?

Formation by Distension is caused by a hotspot near the earth’s _________?

A hotspot is a region of high volcanic activity not located at any plate boundary.

What are active volcanoes?

Fill in the blank: Inactive or dormant volcanoes are volcanoes with no traces of _______ and have not erupted in 2,000 years.

When volcanoes have exceeded a period of dormancy of at least 10,000 years and are not expected to erupt, they are classified as _______.

Look at the image of the volcano. What type of volcano is shown?

Look at the image of the volcano. What type of volcano is shown?

Look at the image of the volcano. What type of volcano is shown?

Look at the image of the volcano. What type of volcano is shown?

Look at the first image (colorful hot spring with steam rising). What type of volcano is shown in this image?

What type of volcano is shown in this image?

Look at the third image (volcano erupting with smoke and lava). What type of volcano is shown in this image?