Quiz #11- Continental Drift & Plate Tectonics

What is the term for the movement of continents over time?

• Plate tectonics

• Continental drift

• Seafloor spreading

• Erosion

What does the topography of the seafloor help explain?

• How continents move

• How mountains form

• How rivers flow

• How deserts expand

What occurs at a convergent plate boundary?

• Plates collide

• Plates move apart

• Plates slide past each other

• Plates remain stationary

What is the main feature of a divergent plate boundary?

• Mountain formation

• Earthquake activity

• Plate separation

• Volcanic eruption

What causes the asthenosphere to move underneath the lithosphere?

• Gravity

• Convection currents

• Wind

• Tectonic plates

What layer of Earth is directly involved in mantle convection?

• Crust

• Outer core

• Asthenosphere

• Inner core

What is formed at a convergent boundary?

• Ridge

• Volcano or Mountain

• Asthenosphere

What process occurs when one tectonic plate moves under another?

• Divergence

• Subduction

• Convergence

• Lithification

Which term describes the uppermost layer of the Earth involved in plate tectonics?

• Asthenosphere

• Lithosphere

• Mantle

• Core

What process involves the breaking down of rocks at the Earth's surface?

• Melting

• Weathering

• Cooling & Crystallization

• Uplift