Geology Test Review

Front

Why is the inner core solid?

Back

Because it has a lot of pressure.

Front

How do active volcanoes on islands create more land?

Back

Lava cools and hardens.

Front

What best describes erosion?

Back

Smaller pieces of rock and soil are carried to a new location.

Front

What type of process describes the rock cycle?

Back

Rocks changing into another type of rock.

Front

What happens to the density as you travel from the crust to core?

Back

Temperature and density both increase.

Front

What is the inner core primarily made of?

Back

Iron and nickel.

Front

What is the outer core?

Back

A liquid layer surrounding the inner core.

Front

What is sedimentary rock?

Back

Rock formed from the accumulation of sediment.

Front

What is the process of compaction?

Back

The process where sediments are pressed together under pressure.

Front

What is the role of tectonic plates in geology?

Back

They are responsible for the movement of the Earth's crust.