This is an underground holding pool for hot magma.
What is a magma chamber
This is molten rock that breaks through the surface of the earth.
What is Lava?
These are breaks in the Earth's surface along which rocks can move.
What are faults?
These are two beneficial products from volcanoes
What is it enriches the soil and it creates gemstones. Also it produces igneous rocks?
This is what the Mercalli Scales measures.
What is the destruction of the earthquake?
This is machine detects, times, and measures the movements of the earth.
What is a seismograph?
When you dig down to Earth's center, the first two layers you would pass through are these.
What is the crust and mantle?
This occurs when a crack in the earth's surface allows magma and gases to come to the surface.
What is a volcano?
Mountains made of lava layers that alternate with layers of cinders are called...
What are Composite volcanoes?
This is what the Richter scale measure.
What is the magnitude of the earthquake?
These are giant earthquakes that are triggered by earthquakes, volcanoes, or landslides.
What are tsunamis?
This is hot melted rock that is underground.
What is magma?
This is the idea that the Earth's crust is made up of moving plates.
What is the theory of plate tectonics?
This is one way volcanoes can affect the weather.
What is The sulfur dioxide from a volcano can combine with water in the clouds to create sulfuric acid?
or
Also because it blocks the sunlight when it erupts it can lower the temperature in the surrounding areas.
This is an avalanche of red hot dust and gases emitted by a volcano.
What is the pyroclastic flow?
This is a large basin that can form at the top of a volcano.
What is a crater?
These are vibrations that flow out from the beginning of an earthquake.
Seismic waves
These are two things that can cause an earthquake.
What are movement of magma under volcanoes and the shifting of the tectonic plates?
Also adding or removing large amounts of earth
These are three main ways to classify a volcano?
What are by its shape, frequency of eruptions, and types of eruptions?
These are two things you can do to survive an earthquake.
1.Have a plan and supplies with you.
2.Drop, cover, and hold.
3.Watch for fires.
4.Know your neighbors. If something is going on, talk will spread.
This is the beginning point of an earthquake
What is the focus?
The point of Earth's surface that is directly above an earthquake's focus is the...
What is the epicenter
These are two things to include when building a structure to withstand an earthquake.
1. Solid foundation
2. Steel reinforced concrete
3. laminated rubber beneath the building and foundation
4. steel framing
These are three non volcanic thermal eruptions.
What are geysers, hot springs, and mudpots?
This is the only source of absolute truth
God or the Holy Bible