| A | B |
|---|
| safe | not in danger |
| tell | give a person information |
| heat | great warmth or a high temperature in the air |
| firefighters | people whose jobs are to put out fires |
| helicopters | aircraft in the air supported by horizontal propellers |
| flames | hot, burning gases given off by fire |
| forest | large area covered with many trees and plants |
| mountains | landforms with elevations higher than hills |
| wildfires | a fire that destroys a wide area |
| chemicals | a substance sometimes used to put out a fire |
