5.3 Earthquakes and Society

Question 1

a measurement of how likely an area is to having damaging earthquakes in the future

Answer 1

earthquake hazard

Question 2

a hypothesis that is based on the idea that a major earthquake is more likely to occur along the part of an active fault where no earthquakes have occurred for a certain period of time

Answer 2

gap hypothesis

Question 3

an area along a fault where relatively few earthquakes have occurred recently but where strong earthquakes have occurred in the past

Answer 3

seismic graph

Question 4

the process of making older structures more earthquake resistant

Answer 4

retrofitting