Meteorology: Rain Gauges and Water Management

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What is the main purpose of a rain gauge?

To measure wind speed

To measure precipitation (correct)

To measure humidity

To measure atmospheric pressure

What type of rain gauge is less prone to damage and suitable for harsh weather conditions?

Mass curve of rainfall

Hyetograph method

Tipping bucket rain gauge (correct)

Statistical modeling

What is the purpose of a hyetograph?

To collect data on cloud cover, moisture, and other precipitation indicators

To detect rainfall intensity and patterns over large geographic areas

To estimate rainfall based on temperature and humidity

To prepare a plot of the intensity of rainfall against time (correct)

What is the main application of precise rainfall data in water management?

To inform decisions on water storage, distribution, and conservation efforts Signup and view all the answers

What is the main factor affecting rainfall patterns mentioned in the text?

Geographic Location Signup and view all the answers

What type of system detects rainfall intensity and patterns over large geographic areas?

Weather radar systems Signup and view all the answers

What is the unit of measurement for rainfall intensity?

mm per hour (mm/h) Signup and view all the answers

What is the purpose of satellite-based remote sensing in rainfall measurement?

To collect data on cloud cover, moisture, and other precipitation indicators Signup and view all the answers

What does the symbol 'p' represent in hydrology?

Effective Porosity Signup and view all the answers

What is the purpose of using areal rainfall data in hydrological modeling?

To enhance water resource management Signup and view all the answers

What is the term for the process of dividing a region into polygons based on the locations of rain gauges?

Thiessen Polygon Method Signup and view all the answers

What is the term for the lines of equal rainfall plotted on a map based on gauge data?

Isohyets Signup and view all the answers

What is the purpose of measuring areas between isohyets?

To calculate areal rainfall Signup and view all the answers

What is the term for the movement of rainfall events that affects the conversion to areal data?

Storm characteristics Signup and view all the answers

What is the term for the process of calculating areal rainfall as a weighted average of polygon values?

Thiessen Polygon Method Signup and view all the answers

What is the term for the measure of the proportion of void space in a soil or rock that is accessible to water?

Effective porosity Signup and view all the answers

What type of rain gauge gives hourly rainfall?

Recording type rain gauge Signup and view all the answers

What is the term for the amount of precipitation that descends onto the surface of Earth?

Rainfall Signup and view all the answers

What is the term for the length of time rainfall occurs?

Duration Signup and view all the answers

What type of storms can produce larger size raindrops with more impact energy?

Higher intensity storms Signup and view all the answers

What is the purpose of installing a rain gauge on a concrete or masonry platform?

To present rainfall data graphically Signup and view all the answers

What is the term for rainfall data collected at a particular station?

Station rainfall Signup and view all the answers

What is the atmospheric phenomenon that results in the formation of precipitation?

Condensation of moisture in the atmosphere Signup and view all the answers

What type of instrument is used to measure rainfall?

Rain gauge Signup and view all the answers