Earth's Interior

Front

What happens to temperature, pressure, and density as you travel from the inner core to the crust?

Back

They all decrease.

Front

Identify the layer of the Earth that is liquid and surrounds the inner core.

Back

outer core

Front

What causes new mountains to form on the ocean floor?

Back

The ocean floor is spreading.

Front

How do convection currents in the Earth’s mantle work?

Back

When magma is heated by the core, it becomes less dense and rises. When magma cools, it becomes dense and sinks.

Front

What happens to temperature as you go deeper into the Earth?

Back

Temperature increases.

Front

What is the outermost layer of the Earth called?

Back

crust

Front

What is the solid layer of the Earth located between the crust and the outer core?

Back

mantle

Front

What is the primary component of the Earth's inner core?

Back

Iron and nickel.

Front

What geological feature is formed at divergent boundaries?

Back

Mid-ocean ridges.

Front

What is the process called when tectonic plates move apart?

Back

Divergence.