Types of Rocks
A rock made out of sediments.
What is a sedimentary rock?
A process where solids turn into liquid.
What is melting?
The name of the scientist that theorised continental drift.
Who is Alfred Wegener?
Another name for a convergent plate boundary.
What is a destructive boundary?
The hardest mineral on Earth.
What is diamond?
A category of igneous rock that has cooled under the surface of Earth.
What is an intrusive rock?
The name for the process of breaking rocks down into sediments.
What is weathering?
The process that causes tectonic plates to move.
What are convection currents?
Crust that is thin and dense.
What is oceanic crust?
The elements that make up the core of the Earth.
What are iron and nickel?
A scale used to measure hardness of a mineral.
What is the Mohs scale?
The process of glueing sediments together after they have been compacted.
What is cementation?
The final piece of evidence that allowed scientists to accept continental drift theory.
What is seafloor spreading?
A large fracture in the crust of the Earth.
What is a fault?
The name of a rock that contains lots of holes, is light, and can be used as an exfoliation tool.
What is pumice?
A category of sedimentary rock that is formed from living things.
What is a biological sedimentary rock?
The name of the process that moves deep rocks to the surface.
What is uplift?
The name of the two supercontinents that formed after Pangea split.
What are Laurasia and Gondwana?
The location where a tectonic plate begins to melt in the mantle.
What is a subduction zone?
An object that contains preserved remains of living things.
What is a fossil?
A type of metamorphic rock formed from the sedimentary rock 'Limestone', which is made from shells.
What is marble?
The name for something that can move sediments from one location to another.
What is an agent of erosion?
Who is Harry Hess?
The type of volcano that does not form near a plate boundary.
What is a hotspot volcano?
A song written by Johnny Cash which got its name from a group of volcanoes around the Pacific.
What is Ring of Fire?