20.17. Triggering Mechanisms of Earthquakes

Try these first

1. 1.

   What is a natural trigger for an earthquake?

   Hint

   Think of non-human causes.

2. 2.

   What does 'anthropogenic' mean?

   Hint

   Focus on human influence.

3. 3.

   What is a major cause of natural earthquakes?

   • Light disturbances
   • Stress transfer
   • Rainfall

   Hint

   Focus on geological interactions.

4. 4.

   True or False: All earthquakes are caused by human activities.

   • True
   • False

   Hint

   Remember the distinction between natural and anthropogenic.

5. 5.

   Evaluate the impact of rapid urban development on earthquake risk in a densely populated region.

   Hint

   Consider how construction affects soil and rock pressure.

6. 6.

   Analyze how a previous earthquake might influence future seismic events through stress transfer.

   Hint

   Think about fault line relationships.