| A | B |
| melt | ice and snow changing to water when the temperature is about 32 degrees |
| moisture | water on the ground or wetness in the air |
| rain | water dropping out of the clouds |
| sleet | rain mixed with ice |
| smog | a mixture of pollution and dirt in the air |
| snow | white, frozen rain formed high in the sky |
| temperature | how hot or cold the air is |
| thaw | ice and snow melting and turning into slush |
| thunderstorm | heavy rain, thunder, and lightning |
| tornado | a funnel cloud that touches earth |
| volcano | a mountain with a hole where lava comes out |
| wind | movement of the air |