Volcanoes
Definitions
Earth's Crust
Studies
Know your facts
100

What type of rock do volcanoes create?

Igneous Rocks

100

What is the tough inner part of something called?

Core

100

What is the thickest layer of Earth?

Core

100

What is the study of earthquakes called?

Seismology

100

This is the only part of the Earth's crust that is made of liquid...

Outer core
200

What shape are volcanoes usually?

Conical

200
What does 'movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink.'

Convection

200

What is the thinnest layer of Earth?

Crust

200

What is the study of volcanoes called?

Volcanology

200

The oceanic crust is made of what?

Basalt

300

What is magma?

Molten Rock

300

What does this define; 'forming or belonging to a continent.'

Continental

300

What do we use to measure how thick or thin the parts of the Earth's crust are?

Kilometers

300

What is the study of Earth called?

Geology

300

The asthenosphere is sometimes called what?

Plastic
400

What is the name of the magma above or near the surface?

Lava

400

'Located in the mantle, movement in a circular motion.' Defines what? 

Convection Currents

400

What is the outermost part of the Earth's crust?

Crust

400

What is the study of planets called? 

Astronomy

400

What is the state of matter of the inner core?

Solid

500

What do you call a volcano that won't erupt?

Dormant

500

What is: 'the sideways and downward movement of the edge of the plate of the Earth's crust into the mantle.'

Subduction

500

What layer is after the core?

Mantle

500

What is the study of rocks called?

Petrology

500

The continental crust is made of what?

Granite