Earth's Structures TEST Practice

Front

Which of these correctly lists Earth’s layers in order from the center to the surface? inner core, asthenosphere, lithosphere, outer core; inner core, outer core, asthenosphere, lithosphere; asthenosphere, lithosphere, outer core, inner core; outer core, inner core, asthenosphere, lithosphere

Back

inner core, outer core, asthenosphere, lithosphere

Front

In the convection current of a pan of soup, the cooler, denser fluid

Back

sinks to the bottom

Front

A difference between the oceanic crust and the continental crust is that the oceanic crust is

Back

more dense than the continental crust.

Front

Earth's lithosphere is broken into separate sections called

Back

plates

Front

The continental crust floats on top of the mantle because the crust is

Back

less dense than the mantle.

Front

Subduction is

Back

the process by which oceanic crust sinks beneath trenches.

Front

When an earthquake occurs, the speed of the seismic waves changes as they

Back

move through different materials.

Front

Scientists rejected Wegener's theory because he could not explain what force pushes or pulls continents.

Back

explain what force pushes or pulls continents

Front

What best describes the mantle of Earth?

Back

the largest layer between the crust and outer core

Front

Which event most likely takes place as the result of crustal movement along transform boundaries?

Back

Earthquakes