Parts of a Volcano
What is lava?
Lava is magma that flows out onto Earth's surface.
What is the name of the famous geyser in Yellowstone National Park that erupts ever 50-100 minutes?
Old Faithful
What is Magma?
Molten rock beneath the earth's surface.
True or False. Volcanoes can only be formed above ground?
False. Underwater volcanoes are formed below the Earth's surface.
What are active volcanoes?
Active volcanoes are the volcanoes that erupt constantly.
What are magma chambers?
Magma chambers are reservoirs from which volcanic materials erupt.
What substance from a volcanic eruption covers the ground and is rich in nutrients.
Volcanic ash.
What is the Ring of Fire?
A string of volcanoes around the edges of the Pacific Ocean.
How is sedimentary rock formed?
Sedimentary rocks are made when sand, mud and pebbles get laid down in layers. Over time, these layers are squashed under more and more layers turning to rock.
What is one benefit of a volcanic eruption?
Creates new land.
Provides building materials.
what is a vent? where is it located?
Openings through which volcanic materials erupt are called vents. They are located near the peak of the mountain.
Name two things (animals, plants, etc) that could be found in a volcano ecosystem.
frogs, voles, gophers, elk, deer, black bears, mountain lions, insects, birds, bats, rabbits, squirrel
shrubs, moss, ferns, trees, hemlocks, firs, fireweed, lupine,
What is a geyser?
A hot spring that erupts hot, steaming water.
How do volcanoes grow larger over time?
Every time a volcano erupts, it grows larger from the cooled lava, forming another layer of rock.
What are dormant or sleeping volcanoes?
Volcanoes that have not erupted in many, many years.
What is magma?
Hot fluid or semi-fluid material below or within the earth's crust.
What is the name of the park that has many hot springs and geysers. It is visited by thousands of tourists each year.
Yellowstone National Park
What is a hot spring?
A spring that is naturally heated by volcanic activity.
You can create a homemade volcanic eruption by mixing vinegar with what other ingredient?
Baking soda.
What is one challenge of an erupting volcano you are up against when designing a volcano-proof home?
Lava.
Falling Rocks.
Fire.
Hot Temperatures.
Smoke.
What is igneous rock? How is it formed?
A rock type formed by the cooling and solidification of magma or lava.
Cinder cone volcanoes.
Shield volcanoes.
Composite volcanoes.
What is an ecosystem?
A community of organisms that interact with their environment.
Does a volcano erupt when plates beneath the Earth's surface collide or separate?
Separate
How long does it take for animals to return to their environment after a volcanic eruption?
A. Days
B. Months
C. Years
D. Decades
D. Decades