20.19.1. Earthquake Cycle

Try these first

1. 1.

   What is the first phase in the earthquake cycle?

   Hint

   Think about what happens before an earthquake.

2. 2.

   What occurs during the coseismic phase?

   Hint

   What happens when the stress is released abruptly?

3. 3.

   What is the interseismic phase?

   • The phase of stress release
   • The phase of stress accumulation
   • The phase of ground adjustment

   Hint

   Think about what happens before any earthquake occurs.

4. 4.

   True or False: The coseismic phase involves a sudden release of energy.

   • True
   • False

   Hint

   Remember what happens during an earthquake.

5. 5.

   Describe how the understanding of the earthquake cycle can influence urban planning in seismically active areas.

   Hint

   Consider what engineers might need to improve safety standards.

6. 6.

   Given a historical record showing a significant earthquake every 100 years, what implications does this have for the community’s preparedness?

   Hint

   Think about what safety measures could be essential in areas prone to earthquakes.