Unit 6.1: Evidence for Change on Earth

Front

What is a block of lithosphere that consists of the crust and the rigid, outermost part of the mantle called?

Back

Tectonic plate

Front

What is the term used to describe the thin and solid outermost layer of Earth above the mantle?

Back

Crust

Front

Which term refers to the solid, outer layer of Earth that consists of the crust and the rigid upper part of the mantle?

Back

Lithosphere

Front

What is the layer of rock between the Earth's crust and core called?

Back

Mantle

Front

What is the process by which new ocean floor is continuously generated and moves outward?

Back

Seafloor spreading

Front

What is the theory that explains the movement of tectonic plates?

Back

Plate tectonics

Front

What is the term for the geological process that breaks down rocks and minerals?

Back

Weathering

Front

What is the term for the movement of sediment from one location to another?

Back

Erosion

Front

What is the name of the boundary where two tectonic plates meet?

Back

Plate boundary

Front

What type of plate boundary occurs when two plates move apart?

Back

Divergent boundary