8th Science CC 9.3 Word Scramble
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Term | Definition |
Forecast | To predict |
Meteorologists make their forecasts based on the five most important properties of air: ___, ___, ___, ___ ___, and ___ ___. | temperature, pressure, humidity, wind direction, wind speed |
Thermometer | Measures air's temperature |
___ ___ use the expansion or contraction of a liquid in a thin tube to indicate the temperature | Liquid thermometers |
Maximum-minimum thermometer | Meteorologists used this type of liquid thermometer to record the highest and lowest temperature of the day and night during a particular period |
___ ___ thermometers used two thin strips of different metal, bound together to form a(n) ___ __ to tell temperature. | Bimetallic strip, bimetallic strip |
A(n) ___ thermometer records temperature changes over time. | thermograph |
___ ___ measure the effect of temperature on special electrical circuits. | Electrical thermometers |
Falling atmospheric pressure usually indicates ___ weather, while rising pressure usually indicates ___ weather. | bad, good |
Barometer | Measures atmospheric pressure |
Mercury barometer | The oldest type of barometer |
A(n) ___ ___ uses a flexible, airtight metal box to measure changes in pressure. | aneroid barometer |
A(n) ___ measures changes in air pressure over time. | barograph |
Bar | A unit of pressure used in meteorology |
Millibars | Used to measure small changes in atmospheric pressure |
Hygrometer | Used to measure relative humidity |
The difference in a hygrometer's two different temperature readings is called the ___-___ ___. | wet-bulb depression |
A(n) ___ ____ uses a strand of hair to measure relative humidity. | hair hygrometer |
Weather vane | Indicates the direction of wind |
Anemometer | Measures wind speeds near the earth's surface |
A(n) ___ has propellers mounted on the end of a weather vane. | aerovane |
Rain gauge | Measures the amount of precipitation that fell |
Automatic weather stations | Allow atmospheric conditions to be monitored without a meteorologist on the sight |
Transmissometer | Measures visibility |
Visibility | The farthest distance at which objects can be distinguished |
One important group of automatic weather stations, the ___ ___ ___ ___ (ASOS) is used extensively by the National Weather Service for weather forecasting. | Automated Surface Observing System |
One type of shelter, a(n) ___ ___, has slatted sides and a slatted base to allow air to freely flow through the boxlike shelter and reach the instruments inside. | Stevenson screen |
Radiosondes | Instruments that simultaneously measure and transmit meteorological data from balloons to weather stations |
Meteorologists often measure high-altitude weather conditions by attaching instruments to unmanned helium or hydrogen ___ ___. | weather balloons |
Sounding rockets | Measure high altitude conditions |
Ceilometer | Used to measure the distance from the ground to the base of a cloud |
Radar (RAdio Detection And Ranging) | Uses radio waves to detect objects and measure their distance |
A mesocyclone's development is revealed by a hook-like echo called a(n) ___ ___. | hook echo |
Doppler radar | Can measure both precipitation and the speed and direction of winds |
Weather satellite | Tracks weather circles around the world and provides meteorologists with valuable information |
Surface weather charts | Maps that give a summary of the weather conditions throughout the entire country at a single point in time |
Station model | A group of numbers and symbols |
Isobars ("lines of equal pressure") | Curved lines used to represent the recorded air pressures |
___ connect areas with equal air pressure. | Isobars |
a little random cutie card:) | :) -__- ;) :p |
Isotherms ("lines of equal heat") | Connects stations that have the same temperature |
Weather forecasts | Predictions of what the weather will be like in the near future |
Super computer | Extremely powerful computer capable of rapidly performing complex calculations |
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nelsonclan
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