| A | B |
|---|
| CONVECTION | THE MOVEMENT OF HEAT THROUGH THE AIR |
| THERMALS | RISING AIR POCKETS |
| WIND | THE MOVING PART OF THE CONVECTION CURRENT |
| CONVECTION CURRENT | THE VERTICAL MOVEMENT OF WARM AIR UPWARD AND COOL AIR DOWNWARD |
| SEA BREEZE | THE FLOW OF AIR FORM A BODY OF WATER TO THE LAND |
| LAND BREEZE | THE FLOW OF AIR FROM THE LAND TO A BODY OF WATER |
| SQUALL LINE | SEVERAL CELLS OR THUNDERSTORMS IN A ROW |
| WEATHER FRONT | THE BOUNDARY BETWEEN TWO AIR MASSES |
| EVAPORATION | THE PROCESS OF A LIQUID CHANGING TO WATER VAPOR |
| CONDENSATION | THE PROCESS OF WATER VAPOR CHANGING TO A SOLID |
| DOPPLER RADAR | INSTRUMENT USED BY METEOROLOGISTS TO DETECT HOW AIR IS MOVING |
| HEAT | A FORM OF ENERGY THAT TRANSFERS BECAUSE OF A TEMPERATURE DIFFERENCE |
| TEMPERATURE | AN INDICATION OF THE AMOUNT OF HEAT ENERGY IN MATTER |
| AIR MASSES | BODIES OF AIR WITH NEARLY UNIFORM CONDITIONS OF TEMPERATURE AND HUMIDITY |
| RADIATE | THE WAY THE SUN GIVES OFF ENERGY |
| COLD AIR MASS | DENSE AND SINKS |
| WARM AIR MASS | LESS DENSE AND RISES |
| LATENT HEAT | HEAT REQUIRED TO CHANGE A SUBSTANCE FROM ONE STATE TO ANOTHER |
| AIR PRESSURE | THE FORCE THAT AIR EXERTS ON EVERYTHING ON EARTH |
| BAROMETER | AN INSTRUMENT THAT DETECTS AND MEASURES PRESSURE CHANGES |
| BAR | A UNIT OF PRESSURE THAT DESCRIBES A FORCE OVER A GIVEN AREA |
| CLOUDS | VISIBLE MASES OF BILLIONS OF TINY DROPLETS OF WATER OR ICE CRYSTALS THAT HAVE CONDENSED AROUND SMALL PARTICLES IN THE ATMOSPHERE |
| HURRICANE | A MASSIVE ROTATING STORM THAT FORMS OVER THE OCEAN |
| WATER VAPOR | WATER THAT HAS EVAPORATED INTO A GAS |
| WATER CYCLE | THE MOVEMENT AND EXCHANGE OF WATER BETWEEN THE EARTH'S LAND, ATMOSPHERE, AND OCEANS |
