Earth's Layers (Journey to the center of the Earth)
Plate Tectonics (Reunite Pangea)
Anatomy of a Volcano (How to Blow Your Top)
Famous volcanoes (This mountain will never erupt)
Clues to Eruption
(Will it blow?)
100
The innermost layer of the earth is this
What is the core?
100
The crust is broken into these
What are plates or tectonic plates?
100
This is the molten rock under the volcano
What is magma?
100
Paricutín is in this country
What is Mexico?
100
When the ground bulges out, scientists call it this.
What is deformation?
200
The layer of the earth that we live on,including oceans
What is the earth's crust?
200
This circle of volcanoes isall around the Pacific Ocean, including here!
What is the 'Ring of Fire'?
200
This is the underground “pipe” that the magma flows through on its way to the vent
What is the conduit?
200
This Oregon volcano collapsed . Now Crater Lake is in its caldera.
What is Mt. Mazama?
200
If you smell rotten eggs, it is this clue to eruption.
What are gases?
300
The earth’s core is divided into these 2 parts
What are the inner core and the outer core?
300
These are the 7 present day continents that were once in Pangea.
What are North and South America, Asia, Europe, Africa, Australia, Antarctica?
300
A volcano may have more than one of these openings to the outside world.
What are vents?
300
This volcano erupted in May, 1980. The next m onth, it erupted again, and ash fell on Portland
What is Mt St Helens?
300
If lava that already erupted is very smooth, was it fast-moving or slow-moving?
What is fast-moving?
400
This is the layer of the earth hat makes the crust melt sometimes
What is the mantle?
400
When plates collide, often one plate goes up and the other goes down. What do scientists call this downward movement?
What is subduction?
400
When an eruption doesn’t produce lava, but hot ash, we call it this type of eruption
What is pyroclastic?
400
This volcano in Italy erupted in the year 79, which was almost 2,000 years ago. You can still see the homes, and there are statues of the people of Pompeii.
What is Mt. Vesuvius?
400
This is the scientific instrument that records & measures earthquakes.
What is a seismograph?
500
This is the layer between the crust and the core
What is the mantle?
500
Even though most eruptions happen at the edges of tectonic plates, there are some thin parts of the crust, where volcanoes form. These are called ____ spots.
What are hot spots?
500
This can either the magma while it is still hot and flowing out, or the name of the rock after it has hardened.
What is lava?
500
This volcano has lava that flows over highways in Hawaii.
What is Kilauea?
500
Name the 5 clues scientists use to predict eruptions
What are heat, gases, earthquakes, lava and deformation?