The Earth
What are the 4 layers of the Earth?
The crust, the mantle, inner core, outer core
What country is the Volcano Eyjafjallajokull in?
Iceland
What feature is found at a DESTRUCTIVE boundary?
Volcano
What is a tectonic plate?
One of the plates that make up the Earths crust
Where in the world do you find earthquakes?
Plate boundaries
Which layer of the earth do we live on?
The Crust
What builds in the chamber below the volcano?
Magma
What is a destructive boundary?
When an oceanic plate goes under a continental plate forcing it to melt.
What are 2 advantages of living next to a Volcano?
Volcanic soil, Granite, Geothermal Energy, Diamonds and Metals, Tourism, Geothermal Spas.
What causes earthquakes?
Friction building up and releasing as plates move/scape past each other.
What is the mantle made of?
MAGMA
What plate boundaries form volcanos?
Destructive and Constructive Boundaries
What is a conservative boundary?
When two plates rub together causing a build up of friction, leading to earthquakes.
Name 2 ways that buildings can be made "earthquake proof".
Pyramid shape, isolation/shock absorbers, strengthening of building, hollow bricks, shatter proof windows/shutters
Name 2 parts of an earthquake.
Focus, Epicentre, Seismic waves/tremors
The hottest part of the earth is what?
The inner core
Which plate boundary sees less violent eruptions?
Constructive boundaries cause less violent eruptions
What part of the landscape is formed with a COLLISION boundary?
Mountain ranges
Name at least 2 parts of a volcano.
Crater, layers of ash and lava, lava flow, main vent, falling ash, magma chamber, volcanic bombs, secondary cone
What is the name of the scale used to measure how strong an earthquake is?
What part of the Earth is made up of a hot liquid metal?
The outer core
What is the main indicator that a Volcano will erupt?
Earthquakes will begin to happen
How far can the Tectonic plates move each year?
Up to 10 CM
What is the name of a plate that 1) has land on it and 2) has sea/ocean on it?
1) CONTINENTAL plate
2) OCEANIC plate
What is the name of the instrument used to measure earthquakes?
Seismograph