Y9 Hazards Revision

What is the outermost layer of the Earth called?

• Mantle
• Core
• Crust
• Lithosphere

Which type of crust is thicker but less dense?

• Oceanic crust
• Basaltic crust
• Mantle crust
• Continental crust

Who first proposed the theory of plate tectonics?

• Charles Darwin
• Alfred Wegener
• Isaac Newton
• Stephen Hawking

At which plate boundary do two plates slide past each other?

• Destructive
• Conservative
• Constructive
• Divergent

What is the main cause of tectonic plate movement?

• Ocean currents
• Gravity
• Convection currents in the mantle
• Wind

Which of the following is NOT a tectonic plate?

• Eurasian Plate
• Pacific Plate
• Antarctic Plate
• Icelandic Plate

What kind of volcano has gentle slopes and eruptions of thin, runny lava?

• Composite volcano
• Shield volcano
• Stratovolcano
• Cinder cone

Where would you most likely find a composite volcano?

• Constructive plate boundary
• Hotspot
• Conservative plate boundary
• Destructive plate boundary

The 'Ring of Fire' is an area around which ocean?

• Atlantic
• Indian
• Arctic
• Pacific

Which volcanic hazard involves a flow of hot steam, ash, rock, and dust?

• Lava flow
• Pyroclastic flow
• Lahar
• Ash cloud