Year 11 Natural Hazards Revision 11.1

Which of the following is NOT a natural hazard?

• Hurricane

• Tornado

• House Fire

• Earthquake

A natural hazard occurs when natural physical processes become...

• dormant and inactive.
• extreme and unpredictable.
• scary!
• faster than usual. 

Which of these is the result of erosion by gravity?

• a rock arch

• a landslide

• a sand dune

• a fossil layer

What is one cause of earthquakes?

• weathering by glaciers

• movements along faults

• deposition by moving water

• tsunamis forming in the ocean

Where do most earthquakes occur?

• in the center of the ocean

• in the center of the continents

• along borders between countries

• along boundaries between continents and the ocean

A spinning windstorm that forms over warm waters in the tropical zone is a...

• volcano.
• tornado.
• tidal wave.
• tropical cyclone. 

Which is the following 4 natural hazards is hardest to predict?

• Tsunamis

• Volcanoes

• Tropical Cyclones

• Earthquakes

Which of the following would be a potential economic effect of a natural disaster?

• spread of disease due to reduced standards of sanitation 
• disruption of communication networks
• disruption of government and its services
• loss of jobs + businesses

What is a `natural hazard`?

• A danger or risk

• A natural hazard is a natural phenomenon that might have a negative effect on humans or the environment.

• A hazard is an object, situation or behavior that has the potential to cause harm

How can you prevent a natural hazard becoming a disaster?

• Avoid unnecessary ricks

• Plan ahead and keep an emergency kit on hand

• Follow the advice of local authorities

• All of the above