Definitions
To change or make different
Collapse
Crumble or fall apart
Severe
Mild; gentle
Earthquakes happen here
Tectonic plates
Define severe
Very serious or dramatic
Destruction
Wrecked; ruined
Hazard
Safety; harmless
The main fault line in California
Define substantial
A lot; noticeable amount
Unpredictable
Random or chance
Destruction
Saving; construction
Earthquakes in the ocean cause
Tsunamis
Define crisis
Emergency or serious situation
Considerable; significant
Collapse
Expand, Spread
Scientists use this to measure earthquakes
Seismographs
Define hazard
Danger or obstacle
Crisis
Catastrophe; disaster
Alter
Sustain, remain
An earthquake above this is considered a major earthquake
8.0