Natural Disasters Quiz

What are earthquakes and volcanic eruptions caused by ?

• Weather changes

• Movement of tectonic plates

• Sea level rise

• Solar flares

What can tectonic hazards destroy?

• Forests

• Rivers

• Buildings, infrastructure and can cause deaths

• Communication signals

What is the inner core of the Earth made of?

• Semi-molten rock called magma

• Iron and nickel with temperatures up to 5,500°C

• Liquid layer of iron and nickel

• The thickest section of the Earth

What is the state of the outer core of the Earth?

• Solid

• Liquid

• Semi-molten

• Thickest section

What is the mantle of the Earth made up of?

• Iron and nickel

• Liquid layer surrounding the inner core

• Semi-molten rock called magma

• The crust of the Earth

Which layer of the Earth is the thickest?

• Crust

• Mantle

• Outer core

• Inner core

What does the theory of plate tectonics demonstrate?

• The composition of the Earth's core

• The movement of the Earth's crust and how tectonic plates interact at plate margins

• The temperature of the Earth's core

• The liquid state of the Earth's outer core

What is the thickness range of the Earth's crust?

• 0 - 30 km

• 0 - 60 km

• 30 - 60 km

• 60 - 100 km

What are the two types of crust on the Earth?

• Mantle and Core

• Oceanic and Continental

• Lithosphere and Asthenosphere

• Sedimentary and Metamorphic

Which mechanism is believed to move the tectonic plates?

• Convection currents only

• Slab pull and ridge push

• Magnetic field interaction

• Gravitational forces from the moon