Final Test Review - Physics

Front

Which of these describes the asthenosphere? Options: crust, rigid, solid, flowing

Back

flowing

Front

What is the lower boundary of Earth's crust?

Back

Moho

Front

What is it called when hot materials from Earth’s interior move toward Earth’s cooler surface?

Back

convection

Front

What is the solid, plastic layer of Earth's mantle?

Back

asthenosphere

Front

What effect does Earth's interior have on P-waves and S-waves?

Back

It can affect the speed and direction of the waves.

Front

Which of these contributes most to Earth's magnetic field? Earth's core, Earth's oceans, sun’s magnetic field, moon's magnetic field

Back

Earth's core

Front

What is the iron- and magnesium-rich rock layer around the core of Earth called?

Back

mantle

Front

What are tectonic plates composed of? Options: magma, lithosphere, magnetic rock, asthenosphere

Back

lithosphere

Front

Which of these is an example of a crack in Earth’s plates in which land forms on either side of the crack move past each other? Options: Island arc of Japan, San Andreas Fault in California, Eurasian plate at the Mid-Atlantic Ridge, Nazca plate on the west coast of South America

Back

San Andreas Fault in California

Front

What may frequent earthquakes in an area indicate?

Back

tectonic plate boundaries