The rate at which water, if available, would be transpired from a reference crop.

Reference Crop Evapotranspiration

Rate atmospheric temperature decreases with increasing altitude when condensation forms.

Saturated (Moist) Adiabatic Lapse Rate

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ABE 32500 Module 1 Vocabulary - FULL

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Vocabulary practice quiz for ABE 32500 Module 1 - Site Assessment and Physical Processes

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1
Area of land where all water that falls in it and drains off goes to a common outlet.
Watershed
Surface Runoff
Porosity
Hydraulic Conductivity
2
The lateral motion of water through the upper soil layers until it enters a stream channel.
Interflow
Hydraulic Conductivity
Plant Available Water
Saturation Excess Flow
3
Constructed precipitation event used to develop water and erosion control practices.
Dewpoint Temperature
Precipitation Intensity
Precipitation Depth
Design Storm
4
The amount of water held in the soil against the suction of a plant
Wilting Point
Peak Runoff
Hortonian Overland Flow
Air Entrapment
5
Soil moisture condition prior to the storm for which runoff is being estimated
Lag (of a basin / watershed)
Antecedent Soil Moisture
Infiltration Rate
Peak Runoff
6
Portion of precipitation that flows overland.
Surface Runoff
Hydrograph Separation
Flood Frequency Curve
Saturation Excess Flow
7
Solar heating of soil surface warms adjacent air which drives lift.
Dewpoint Temperature
Convective Lift
Dry Adiabatic Lapse Rate
Saturated Vapor Pressure
8
Phenomenon by which water is held in pore spaces due to attraction between water molecules.
Divide
Capillarity
Hydrograph Separation
Surface Runoff
9
Time needed for water to flow from the most remote point in a watershed to the outlet.
Wilting Point
Flood Frequency Curve
Time of Concentration
Soil Moisture
10
The rate at which water, if available, would be transpired from a reference crop.
Reference Crop Evapotranspiration
Specific Humidity
Evaporation Rate
Relative Humidity
11
Soil area above the water table kept moist due to attraction between water molecules.
Capillary Fringe
Interflow
Discharge
Watershed
12
Process by which very small particles remain suspended in the moving medium.
Gully Erosion
Suspension
Strip Cropping
Rill Erosion
13
Elevation of the line of sight.
Height of instrument
Foresight
Backsight
Turning Point
14
The change in air temperature as it is lifted to a high elevation without condensation.
Saturated Vapor Pressure
Adiabatic Lapse Rate
Orographic Lift
Dry Adiabatic Lapse Rate
15
Assume the area is a flat surface, generally used for small areas (less than 300 sq miles)
Geodetic Surveying
Plane Surveying
Map Projection
Geodetic Datum
16
The ability of a material to transmit fluid through its pores.
Hortonian Overland Flow
Soil Moisture
Permeability
Antecedent Soil Moisture
17
Differential warming of the Earth's surface results in movement of air masses.
Convergence Lift
Cloud Condensation Nuclei
Precipitation Intensity
Average Environmental Lapse Rate
18
A graph showing the recurrence intervals of floods versus flood of magnitudes.
Flood Frequency Curve
Surface Runoff
Capillarity
Antecedent Soil Moisture
19
Geographic reference point from which measurements are made.
Plane Surveying
Map Projection
Geodetic Datum
Geodetic Surveying
20
Warm air is forced up and over topographic features.
Design Storm
Convergence Lift
Adiabatic Lapse Rate
Orographic Lift
21
Atmospheric particles that provide a surface on which water can condense.
Convective Lift
Dewpoint Temperature
Design Storm
Cloud Condensation Nuclei
22
A representation on a flat surface of a area.
Map Projection
Geodetic Datum
Ellipsoid
Map
23
Time from the start to the end of a precipitation event.
Dry Adiabatic Lapse Rate
Convective Lift
Precipitation Intensity
Precipitation Duration
24
Process where the storm hydrograph is separated into baseflow and surface runoff components
Permeability
Hydrograph Separation
Capillarity
Infiltration Capacity
25
Rate atmospheric temperature decreases with increasing altitude when condensation forms.
Convergence Lift
Saturated (Moist) Adiabatic Lapse Rate
Precipitation Duration
Saturation Vapor Pressure
26
Eroded sediment that is moved off-site in overland flow and channel flow.
Stream Channel Erosion
Sheet Erosion
Sediment Transport
Rill Erosion
27
Soil detachment resulting from the impact of water drops directly on soil particles.
Sheet Flow
Sediment Delivery
Contouring
Raindrop Erosion
28
Water vapor present in air expressed as a percentage of the amount needed for saturation.
Evapotranspiration
Evaporation Pan
Specific Humidity
Relative Humidity
29
The temperature to which air must be cooled (at constant pressure) for it to become saturated.
Dewpoint Temperature
Saturated Vapor Pressure
Dry Adiabatic Lapse Rate
Design Storm
30
A reading taken looking back towards a station of known elevation.
Backsight
Foresight
Height of instrument
Turning Point
31
Pressure of water vapor in the atmosphere when it is in equilibrium with liquid water.
Average Environmental Lapse Rate
Return Period
Saturation Vapor Pressure
Precipitation Intensity
32
The rate at which water infiltrates the soil
Air Entrapment
Infiltration Capacity
Surface Runoff
Infiltration Rate
33
Movement of water through the soil surface into the soil
Hydraulic Conductivity
Field Capacity
Porosity
Infiltration
34
Combination of evaporation and transpiration of water.
Relative Humidity
Vapor Pressure Deficit
Potential Evaporation
Evapotranspiration
35
Time between the center of mass of precipitation to the center of mass of runoff.
Lag (of a basin / watershed)
Permeability
Flood Frequency Curve
Antecedent Soil Moisture
36
A pan used for the determination of the quantity of evaporation at a given location
Evaporation Pan
Vapor Pressure Deficit
Potential Evapotranspiration
Specific Humidity
37
The amount of sediment delivered to a location in the stream system.
Rill
Sediment Delivery
Sediment Delivery
Interrill Erosion
38
Forms channels too large to be removed through tillage and that do not have continuous flow.
Stream Channel Erosion
Sediment Transport
Gully Erosion
Interrill Erosion
39
Vegetation or fencing around a sensitive area to reduce wind speed and erosion
Windbreaks
Shelterbelt
Interrill Erosion
Stream Channel Erosion
40
Practice of growing alternate strips of different crops in the same field
Contouring
Strip Cropping
Sediment Delivery
Shelterbelt
41
Process where small particles detach from the surface, return and distrub other particles.
Strip Cropping
Saltation
Contouring
Erosion
42
Ratio of the water vapor content of the mixture to the total air content on a mass basis.
Vapor Pressure Deficit
Potential Evaporation
Specific Humidity
Relative Humidity
43
Difference in the amount of moisture in the air and how much the air can hold when saturated.
Vapor Pressure Deficit
Evapotranspiration
Evaporation Rate
Evaporation Rate
44
Overland flow generated when precipitation rate exceeds the infiltration rate
Capillary Fringe
Interflow
Hortonian Overland Flow
Infiltration Rate
45
Term used to describe the combination of sheet and splash (raindrop) erosion
Gully Erosion
Interrill Erosion
Shelterbelt
Windbreaks
46
Water contained in the upper regions near the earth's surface
Hortonian Overland Flow
Time of Concentration
Soil Moisture
Field Capacity
47
A reading taken looking towards a new station, elevation is typically unknown.
Foresight
Height of instrument
Turning Point
Backsight
48
Pressure of water vapor in the atmosphere.
Cloud Condensation Nuclei
Saturation Vapor Pressure
Orographic Lift
Vapor Pressure
49
The high ground that forms the boundary of a watershed.
Infiltration Rate
Divide
Hydrograph
Flood Frequency Curve
50
The amount of evaporation that would occur if a sufficient water source were available.
Relative Humidity
Potential Evaporation
Evaporation Pan
Reference Crop Evapotranspiration
51
A graph showing the water level of a river volume with respect to time.
Plant Available Water
Hydrograph
Capillarity
Divide
52
Rate in depth per time of precipitation event.
Precipitation Intensity
Return Period
Design Storm
Saturated (Moist) Adiabatic Lapse Rate
53
Process by which larger particles roll or slide along the surface.
Creep
Erosion
Raindrop Erosion
Sheet Erosion
54
The rate at which water passes a given point.
Watershed
Interflow
Discharge
Infiltration
55
An intermediate position of known elevation in a level circuit.
Turning Point
Backsight
Height of instrument
Foresight
56
Erosion by permanent streams
Gully Erosion
Creep
Stream Channel Erosion
Raindrop Erosion
57
the range of available water that can be stored in soil and be available for growing crops
Discharge
Hydrograph Separation
Permeability
Plant Available Water
58
Shrubs and trees planted along a field boundary to reduce wind speed and erosion
Erosion
Shelterbelt
Suspension
Creep
59
The amount of water held in soil against the pull of gravity
Field Capacity
Infiltration
Saturation Excess Flow
Discharge
60
Air stuck in soil pore spaces that can reduce both infiltration rate and hydraulic conductivity
Plant Available Water
Lag (of a basin / watershed)
Hydrograph
Air Entrapment
61
Rate atmospheric temperature decreases with increasing altitude in thermal equilibrium.
Saturated (Moist) Adiabatic Lapse Rate
Cloud Condensation Nuclei
Precipitation Depth
Adiabatic Lapse Rate
62
The rate at which water, if available, would be removed from wet soil and plant surfaces.
Evaporation Pan
Reference Crop Evapotranspiration
Potential Evapotranspiration
Evaporation Rate
63
Mathematical methods employed to represent the curved surface of the Earth on a flat surface.
Geodetic Datum
Ellipsoid
Map Projection
Map
64
Highest rate of discharge of water passing a given location during a given period of time.
Porosity
Peak Runoff
Soil Moisture
Wilting Point
65
Method of surveying that takes into account the curvature of the Earth.
Geodetic Surveying
Map Projection
Geodetic Datum
Plane Surveying
66
Property that describes the ease with which a fluid can move through pore spaces or fractures.
Infiltration
Hydraulic Conductivity
Capillary Fringe
Time of Concentration
67
Overland flow generated with the soil surface is saturated
Hydrograph
Divide
Air Entrapment
Saturation Excess Flow
68
Flow that occurs overland in places where there are no defined channels.
Suspension
Sheet Flow
Rill
Saltation
69
Sum of rainfall for each increment during the period of continuous precipitation.
Orographic Lift
Precipitation Duration
Precipitation Intensity
Precipitation Depth
70
An estimate of the likelihood of an event.
Saturation Vapor Pressure
Adiabatic Lapse Rate
Convergence Lift
Return Period
71
The detachment and transport of soil by a concentrated flow of water
Windbreaks
Rill Erosion
Shelterbelt
Gully Erosion
72
Practice of performing field operations parallel to elevation contours
Contouring
Shelterbelt
Sediment Transport
Saltation
73
A uniform removal of soil in thin layers from sloping land, resulting from overland flow
Rill
Sheet Erosion
Raindrop Erosion
Saltation
74
Wearing away of the lands by running water, glaciers, winds, and waves
Suspension
Erosion
Sediment Transport
Sheet Flow
75
Eroded channels that are small enough to be removed by normal tillage operations
Rill
Stream Channel Erosion
Rill Erosion
Contouring
76
Rate of atmospheric temperature change that reflects the effect of mixed conditions.
Average Environmental Lapse Rate
Saturation Vapor Pressure
Return Period
Vapor Pressure
77
Pressure of water vapor in the atmosphere when the air is saturated.
Precipitation Duration
Saturated Vapor Pressure
Average Environmental Lapse Rate
Saturated (Moist) Adiabatic Lapse Rate
78
The maximum rate at which water can infiltrate the soil
Watershed
Field Capacity
Infiltration Rate
Infiltration Capacity
79
The quantity of water that is evaporated from a given surface per unit of time.
Specific Humidity
Evaporation Rate
Potential Evapotranspiration
Reference Crop Evapotranspiration
80
The ratio of openings (voids) to the total volume of soil or rock.
Peak Runoff
Time of Concentration
Porosity
Capillary Fringe

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