Assertion: earthquake's magnitude | /r/Causes | serious damage
Facets:
value: over large areas
type: LOCATION
value: depending on their depth
type: OTHER
value: potentially
type: MANNER
Source sentences:
text: Magnitude 3 or lower earthquakes are mostly almost imperceptible or weak and magnitude 7 and over potentially cause serious damage over larger areas, depending on their depth.
text: The moment magnitude (or the related and mostly obsolete Richter magnitude) of an earthquake is conventionally reported, with magnitude 3 or lower earthquakes being mostly imperceptible and magnitude 7 causing serious damage over large areas.