Rocks & Minerals
This is a naturally occurring inoganic solid.
What is a mineral?
Earth's outermost layer.
What is the crust?
Rock formed from cooled lava.
What is an igneous rock?
Theory explaining movement of Earth's plates.
What is Plate Tectonics?
Boundary where plates move apart.
What is divergent boundary?
This property measures a mineral's resistance to scratching.
What is hardness?
Thickest layer of Earth.
What is the mantle?
Rock formed from compacted sediments.
What is a sedimentary rock?
Scientist who proposed continental drift.
Who is Alfred Wegener?
Boundary where plates collide.
What is convergent boundaries?
A rock made of one mineral or many minerals.
What is a rock?
Liquid layer of Earth's core.
What is the outer core?
Rock changed by heat.
What is a metamorphic rock?
Movement in the mantle that drives plate motion.
What is convection currents?
Boundary where plates slide past each other.
What is a Transform boundary?
The color of a powdered mineral.
What is streak?
Solid center of Earth.
What is the inner core?
Process that turns sediment into sedimentary rock.
What is compaction and cementation?
Evidence from matching fossils on continents.
What are similar fossils?
Boundary that forms the Mid-Atlantic Ridge.
What is a Divergent boundary?
Mineral Hardness scale.
What is the Mohs Hardness Scale?
Layer beneath the lithosphere.
What is the Asthenosphere?
Process that forms magma from rock.
What is melting?
Process that creates new ocean crust.
What is seafloor spreading?
Boundary responsible for most mountain building.
What is a Convergent boundary?