Weather & The Hydrological Cycle
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Last updated 1:43 AM on 3/13/25
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26 Terms
1
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What is Weather?
Weather is the day to day condition of the atmosphere at a specific place and a particular time.
2
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What are the key elements of weather?
Temperature, Sunshine, Rainfall, Air Pressure, Humidity, Winds, Cloud Cover.
3
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How is Temperature measured?
Temperature is measured in degrees Celsius or Fahrenheit.
4
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What is Rainfall?
The movement of moisture from the atmosphere to the surface in liquid form, measured in millimeters or inches.
5
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What does Atmospheric Pressure measure?
The weight of the air pressing down on the Earth's surface, measured in millibars.
6
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What is Humidity?
The water content of the atmosphere, measured in grams of water vapor per kg.
7
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What is Wind speed?
Wind speed is how fast the air is moving, measured in knots.
8
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How is Cloud Cover measured?
Cloud cover is measured in oktas, referring to the amount of clouds covering the sky.
9
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What instrument measures Temperature?
Thermometer.
10
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What is a Rainfall Gauge also known as?
Funnel with a receiver for measuring rainfall.
11
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What instrument measures Humidity?
Hygrometer.
12
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What does a Barometer measure?
Atmospheric Pressure.
13
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What is the purpose of a Wind Vane?
To measure wind direction.
14
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What instrument is used to measure Wind Speed?
Anemometer.
15
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What is the purpose of Campbell's Stokes Sunshine Recorder?
To measure sunshine duration.
16
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What does a Cloud Mirror measure?
The percentage of cloud cover.
17
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What is _______________?
The condition of the atmosphere at a specific location and time, commonly referred to as Weather.
18
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Humidity is measured in _______________ of water vapor per kilogram of air.
grams.
19
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The _______________ is the instrument used for measuring atmospheric pressure.
Barometer.
20
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Wind speed is measured in _______________.
knots.
21
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A _______________ measures the amount of rainfall in liquid form.
Rain gauge.
22
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The instrument used to measure cloud cover is called a _______________.
Cloud mirror.
23
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_______________ measures the direction of the wind.
Wind vane.
24
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The process of heat from the sun warming the Earth's surface is known as _______________.
Radiation.
25
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The _______________ is used to determine the duration of sunshine in hours.
Campbell's Stokes sunshine recorder.
26
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_______________ refers to the amount of moisture in the air relative to its maximum capacity at that temperature.
Humidity.
Note 
Flashcards (21)