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

Back

Mantle

Front

What process is responsible for the smoothing and leveling of the rock layers above ground over time?

Back

Weathering and Erosion

Front

According to the principle of superposition, which rock layer is older than Layer G?

Back

Layer H

Front

What is the term for the continuous generation and outward movement of new ocean floor?

Back

Seafloor spreading

Front

What is the process by which rocks are broken down into smaller pieces by natural forces?

Back

Weathering

Front

What is the term for the movement of tectonic plates that can cause earthquakes?

Back

Plate tectonics

Front

What is the name of the process that involves the accumulation of sediments in a new location?

Back

Deposition

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What is the term for the gradual wearing away of rocks and soil?

Back

Erosion