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PickettWeather
Weather Review
| Question | Answer |
|---|---|
| As temperature increase, evaporation_______________ | Increases |
| As surface area increase, evaporation______________ | Increases |
| As the air temperature and dew point temperature get closer the probability of precipitation will______________ | Increase |
| Define Barometer | An instrument used to measure air pressure |
| Define Anemometer | An instrument used to measure wind speed |
| Which air mass is located over the Gulf of Mexico? | mT - Maritime Tropical |
| Which air mass is located in central Canada | cP - Continental Polar |
| Air n the leeward side of a mountain tends to be..... | Warmer and Drier |
| Explain the process of cloud formation. | Warm / Moist air rises, expands, cools to the dew point and condenses |
| Isobars measure which weather variable? | Air Pressure |
| Strong winds are located where Isobars are: Close / Far Apart (Choose One) | Close |
| Which instrument measures dew point and relative humidity | Sling Psychrometer |
| Describe the change in weather as a cold front approaches. | The air cools, pressure drops, winds pick up and a storm last less than a few hours starts. The storms are generally severe and quick. After the front passes the air is noticeably cooler and drier. |
| Describe the change in weather as a warm front approaches. | The air warms and becomes moist and humid, a prolonged storm starts and as the front apsses the air is warmer and more humid. |
| State one process in cloud formation. | Condensation, Adiabatic Cooling, Evaporation |
| State one action a NYS resident can do to prepare for a thunderstorm. | Unplug electronics, stay away from windows, stock up on food and water, take out money, collect flashlights and propane for cooking. |
| Describe the general surface wind pattern around a Low pressure system. | Counterclockwise and inward. |
| Describe the general surface wind pattern around a High pressure system. | Clockwise and outward. |
| Describe the movement of winds across the United States. | Winds move West to East |
| Weather in NYS comes from which direction? | South West |
| What is the largest cause of human deaths in a hurricane? | Flooding |
| In which general direction does a low pressure system move in the United States? | Northeast |
| During the evening the temperature of the land is cooler or warmer than that of the ocean? | Cooler |
| During the evening the atmospheric pressure over the land is lower or higher than that of the ocean? | Higher |
| During the daytime the temperature of the land is cooler or warmer than that of the ocean? | Warmer |
| During the daytime the atmospheric pressure of the ocean is higher or lower than that of the land? | Lower |
| Winds are created because what is changing? | Atmospheric Pressure |
| Sling Psychrometers measure which two variables. | Dew Point / Relative Humidity |
| Explain why tornadoes occur in tornado alley. | They occur due to the cold and dry (cP) air masses meeting a warm and moist air mass (mT) |