HCC Paper 1 Natural Hazards

Definition of a natural hazard

• a natural event that happens in remote places

• a natural event that has the potential to impact people

• when Tibbles the cat gets stuck up a tree

• a natural event that happens without warning

An earthquake is usually caused by a _________.

• glacier
• landslide
• very large storm
• a movement along a fault

What measures the waves of earthquakes?

• seismic wave
• seismograph
• seismology
• a scientist

What is a huge wave made by an underwater earthquake?

• hurricane
• tsunami

A scale that measures the magnitude of an earthquake.

• Richter Scale

• Hahn Scale

• Mercalli Scale

• Damage Scale

largest zone of earthquake and volcanic activity, forms a circle around the Pacific ocean, the west coast of North and South America and the east coast of Asia.

• Mid Atlantic Ridge

• Eurasian Belt

• Circle of Terror

• Ring of Fire

What is lava?

• Landslide of hot gas and rocks
• Molten rock that has risen to the Earth's surface 
• Molten rock collected in a chamber underneath the volcano
• Ash and gasses that explode from the vent

Which type of crust is more dense?

• Oceanic
• Continental

What is the magnitude of an earthquake?

• How strong the earthquake is
• How much damage the earthquake does
• The distance the earthquake travels 
• Whether the earthquake is in a rich or poor country

Which of these plate boundaries does not have volcanoes along it?

• Constructive
• Destructive
• Conservative