| A | B |
| landslide | when rocks and dirt roll down a mountain |
| mudslide | when rain causes part of a mountain to collapse |
| dormant | when something is no longer active |
| crest | the top of a wave |
| trough | the bottom of a wave |
| destruction | the |
| illustrate | to draw a picture or show something visually |
| eliminate | to remove something completely |
| disaster | a very large problem |
| disease | a common kind of severe medical problem |
| illustration | a picture used to show information |
| meanwhile | a conjunction which indicates that something is happening at the same time as something else |
| afterwards | a conjunction which indicates what happens next |
| consequently | a conjunction which indicates that an event is the result of the prior event |
| eventually | a conjunction which indicates that an event took a long time to complete |
| suitable | something that is able to be used for a specific purpose |
| injury | something that has been hurt or damaged |
| casualty | someone who has been killed by something |
| disabled | something that has reduced ability |
| conversely | a conjunction which indicates an action or point that is in contrast to another |
| initially | a conjunction which indicates that something happened first |
| procedure | a very formal process or action |
| variety | a range or diverse group of things |
| hazard | something dangerous |
| hazardous | something that can cause harm |
| frequency | the rate of occurrence or the speed of a wave |
| precaution | something done to protect against or prevent injury |
| prediction | to believe that something will happen before it happens |
| impact | the result of some action |
| phase | a part of a process |