Earth Systems and Rock Cycle

Front

What is the most dense layer of the Earth that is also solid?

Back

Inner core

Front

Why do sedimentary rocks often contain horizontal layers?

Back

Due to the deposition of sediment.

Front

What type of rock is formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago?

Back

Sedimentary rock

Front

What type of rock started as molten magma?

Back

Igneous rock

Front

What are the large pieces that the Earth's surface is broken into called?

Back

Tectonic plates

Front

What is the outermost layer of the Earth called?

Back

Crust

Front

What process involves the transformation of rocks due to heat and pressure?

Back

Metamorphism

Front

What type of rock forms from the cooling and solidification of magma or lava?

Back

Igneous rock

Front

What is the process called when rocks are broken down into smaller pieces?

Back

Weathering

Front

What is the term for the movement of tectonic plates?

Back

Plate tectonics