Tectonic Processes and Hazards Quiz

Which of the following best describes the theory of plate tectonics?

• The Earth's surface is static and unchanging.

• The Earth's lithosphere is divided into plates that move over the asthenosphere.

• The Earth's core is responsible for all surface movements.

• The Earth's crust is a single, unbroken shell.

What type of plate boundary is associated with the creation of new oceanic crust?

• Convergent boundary

• Divergent boundary

• Transform boundary

• Conservative boundary

Which type of volcanic eruption is characterised by explosive activity and pyroclastic flows?

• Hawaiian

• Strombolian

• Plinian

• Icelandic

What is the primary cause of a tsunami?

• Underwater volcanic eruption

• Submarine landslide

• Earthquake beneath the ocean floor

• Strong winds over the ocean

Which of the following is a primary impact of tectonic hazards?

• Economic recession

• Infrastructure damage

• Long-term psychological effects

• Changes in government policy

What is the main driving force behind the movement of tectonic plates?

• Gravitational pull from the moon

• Convection currents in the mantle

• Solar radiation

• Ocean currents

Which type of volcano is typically the most explosive?

• Shield volcano

• Stratovolcano

• Cinder cone

• Lava dome

What is the term for the point on the Earth's surface directly above the focus of an earthquake?

• Epicentre

• Hypocentre

• Seismic zone

• Fault line

Which of the following is a secondary effect of a volcanic eruption?

• Lava flow

• Ash cloud

• Lahars

• Earthquake

What is the typical speed of a tsunami in deep ocean waters?

• 20 miles per hour

• 100 miles per hour

• 500 miles per hour

• 700 miles per hour