Special Features What does it look like (Features)
100
____ pushes up through cracks
What is magma...
100
The volcanoes of __________ produce slow eruptions. These are known as shield volcanoes.
What is Hawaii
100
True or False....Volcanoes usually kill many people.
What is False because lava moves quite slowly and people have time to move away.
100
True or False....Earth’s crust is one solid piece.
What is False...It is made up of plates.
200
Volcano eruptions happen along places where 2 _______ meet
What are plates.
200
________ is a volcanic mountain, known as a compositive or strato-volcano, in the Cascade Range in Washington State.
What is Mount St. Helens
200
Scientists have created ______that shows the areas which are likely to be in danger during an eruption from a particular type of hazard, such as a lava-flow or mudflow.
What are hazard maps.
200
There are ____types of volcanoes.
What is 3.
300
Some plates crunch into each other. These are called ___________ zones.
What are subduction zones.
300
The explosion of Mount St. Helen was so powerful that it knocked down trees _____ kilometers away.
What is 25 km away
300
Mount St. Helen shot steam and ash____kilometers into the sky.
What is 20 km
300
This part of the volcano is cauldron-like usually formed by the collapse of land.
What is the caldera.
400
Weak spots in the crust at the boundaries can allow melted rock to reach the surface. These weak spots are given the name __________.
What are hot spots.
400
The Hawaiian islands were formed by hot spots underneath the ocean and are part of a chain of volcanoes known as the _______.
What is the Ring of Fire.
400
The magma travel through these tunnels called_____.