Volcanoes and Volcanology Overview

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25 Questions

What is the relationship between magma and lava?

Magma is below the Earth's crust, while lava is above the Earth's crust.

What is the study of volcanoes and their eruptions called?

Volcanology

Which of the following is NOT a type of volcano based on the text?

Circular

What determines the rate at which materials undergo chemical weathering?

Their hardness and environment characteristics

What are some forms of chemical processes involved in chemical weathering mentioned in the text?

Acidification, carbonization, hydration, oxidation

What are the three activity levels in which volcanoes can be classified?

Active, dormant, extinct

Which eruption types are mentioned in the text as associated with volcanoes?

Icelandic, Strombolian, Hawaiian, Pelean

What distinguishes volcanoes of different types like cinder, composite, shield and lava dome?

Their composition and unique formation characteristics

What is the main factor that contributes to the weathering of rocks caused by the action of living organisms?

Action of a living organism

Which type of weathering is enhanced by geological agents such as water and oxygen?

Chemical weathering

What is the primary process behind Frost Weathering (ice wedging)?

Water freezes and expands in rock cracks

Which horizon in soil contains litter such as leaves and twigs on top of the A horizon?

O horizon

What is the primary role of biology in soil formation in horizon A?

Recycling nutrients

Which factor contributes to the creation of different soil types?

Parent material

What is the primary characteristic used to help identify which type of soil is present?

Color

Which soil horizon contains dissolved minerals leached from above?

B horizon

What is the primary agent responsible for mass movement, such as landslides or creep?

Gravity

Which type of sediment deposition involves rivers moving large amounts of sediment to create sandbars and natural levees?

Alluvial

During which phase of the water cycle does water change from liquid to gas?

Evaporation

Which process within the water cycle involves water returning to the surface as rain, snow, sleet, or hail?

Precipitation

What is the major difference between runoff and infiltration in the water cycle?

Infiltration occurs before precipitation, while runoff occurs after.

Which deposition process involves sediments forming on the bottom of deep oceans and the creation of corals and deltas near shores?

Marine

What is primarily responsible for carrying sediments in Aeolian deposition?

Wind

What is the primary cause of land erosion due to runoff?

Runoff stripping away soil and depositing it downstream

What is the main reason for water seeping into the ground during infiltration?

Particles of soil blocking water movement

Learn about the different types of volcanoes, the process of volcanic eruptions, and the study of volcanoes known as volcanology. Discover how magma and lava play a role in volcanic activity and the various types of volcanoes such as cinder, composite, shield, and lava dome.

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