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7 Sci Weather
7th Grade Science Weather Vocabulary
Question | Answer |
---|---|
WEATHER | PRESENT STATE OF THE ATMOSPHERE, INCLUDING AIR PRESSURE, WIND, TEMPERATURE, AND HUMIDITY. |
HUMIDITY | AMOUNT OF WATER VAPOR IN THE AIR. |
RELATIVE HUMIDITY | MEASURE OF THE AMOUNT OF WATER VAPOR THAT THE AIR IS HOLDING COMPARED TO THE AMOUNT IT CAN HOLD AT A SPECIFIC TEMPERATURE. |
DEW POINT | TEMPERATURE AT WHICH AIR IS SATURATED AND CONDENSATION FORMS. |
FOG | STRATUS CLOUD THAT FORMS WHEN AIR IS COOLED TO ITS DEW POINT AND CONDENSES NEAR THE GROUND. |
PRECIPITATION | WATER FALL FROM THE CLOUDS, INCLUDING RAIN, SLEET, SNOW, AND HAIL. |
AIR MASS | LARGE BODY OF AIR THAT HAS THE SAME PROPERTIES AS THE EARTH'S SURFACE OVER WHICH IT FORMED. |
FRONT | BOUNDARY BETWEEN WARM AND COLD AIR MASSES. |
TORNADO | VIOLENT, WHIRLING WIND THAT MOVES IN A NARROW PATH OVER LAND, FORMS A FUNNEL,CAN REACH UP TO 500 KM/HR, AND BE HIGHLY DESTRUCTIVE. |
DOPPLER RADAR | SPECIALIZED RADAR SYSTEM THAT SENDS OUT REPEATED WAVES FROM DISTANT STORMS, AND CAN TELL THE DIRECTION A STORM IS MOVING. |
HURRICANE | LARGE, SWIRLING, LOW-PRESSURE SYSTEM THAT FORMS OVER TROPICAL OCEANS AND HAS WINDS OF AT LEAST 120 KM/HR. |
METEOROLOGIST | PERSON WHO STUDIES AND TAKES MEASUREMENTS OF WEATHER, AND USES INFORMATION PROVIDED BY WEATHER INSTRUMENTS TO MAKE WEATHER MAPS AND FORECASTS. |
STATION MODEL | SHOWS THE WEATHER CONDITIONS AT ONE SPECIFIC LOCATION, USING SYMBOLS ON A MAP. |
ISOTHERM | LINE DRAWN ON A WEATHER MAP THAT CONNECTS POINTS OF EQUAL TEMPERATURE. |
ISOBAR | LINE DRAWN ON A WEATHER MAP THAT CONNECTS POINTS OF EQUAL ATMOSPHERIC PRESSURE. |