Third Year Flashcards
The water cycle describes the:
A. Percolation and evaporation of water underground.
B. Movement of water between earth and sky[][][][][][][]]
C. Evaporation of water to form clouds[][][][][][][][][][][][][][]
D. Condensation of water to form rain or snow[][][][][][][]
D. Condensation of water to form rain or snow.
The water that does not seep into the earth immediately is called surface water or:
A. Artesian.
B. Run-off[]]
C. Rainpools.
D. Overburden.
B. Run-off.
Precautions must be taken when using lakes or rivers for drinking water because the water:
A. Can be easily polluted.
B. Is usually acidic[][][][][][][]
C. Is usually alkaline[][][][][]
D. May be soft[][][][][][][][][][]]
A. Can be easily polluted.
Areas where water collects in sand, gravel or cracks in the rock which can be almost any size.
A. Aquifers.
B. Artesia[]]
C. Ogallala.
D. Orifices.
A. Aquifers.
The difference between an artesian spring and other springs is that an artesian spring supplies water that is:
A. At temperatures around 30°C (86°F).
B. Under pressures higher than atmosphere pressure.
C. Very high in beneficial minerals[][][][][][][][][][][][][][][][][][][]]
D. Enough to serve the needs of a standard single family.
B. Under pressures higher thatn atmosphere pressure.
Natural springs used as a water source can be protected from contamination by installing a:
A. Water filter.
B. Water tower.
C. Spring box[]]
D. Pitless adapter.
C. Spring box.
An unusual but often successful method used to locate a potential source of water is
A. Tarot card readings.
B. Dowsing or divining.
C. Monitoring drill vibrations.
D. Using magnetic resonance imaging devices.
B. Dowsing or divining.
The uppermost level of groundwater that collects above bedrock is known as:
A. Zone of penetration.
B. Aqueduct[][][][][][][][][][]
C. Water table[][][][][][][][]]
D. Saturation table[][][][]
C. Water table.
Well or spring water for domestic use is often collected and stored in:
A. Pitless adaptors.
B. Cisterns[][][][][][][]]
C. Plastic-lined ponds.
D. Buckets[][][][][][][][][][]]
B. Cisterns.
A source of pollution must be:
A. Uphill from a well.
B. Downhill from a well.
C. More than 1.5 m (5’) away from a well.
D. More than 6 m (20’) away from a well.
B. Downhill from a well.
What is one of the primary considerations when selecting the type of well that will be constructed?
A. Soil conditions at the well site.
B. Type of well cap desired[][][][][]]
C. Type of well pump[][][][][][][][][][][]]
D. Whether the well will supply potable or non-potable water.
A. Soil conditions at the well site.
A percussion cable tool rig would be used to establish a:
A. Drilled well.
B. Dug well[][]]
C. Jetted well[]
D. Bored well[]
A. Drilled well.
Driven wells are established by pounding sections of pipe tipped with:
A. Diamond drill.
B. Power augers.
C. Point/screen assemblies.
D. Casing/screen units[][][][]]
C. Point/screen assemblies.
A well that is established by directing high-pressure streams of water into the well hole is known as:
A. Hydra-drive well.
B. Jetted well[][][][][]]
C. Bored well[][][][][]]
D. Jet-drilled well[][]
B. Jetted well.
When a well has been established and is ready for pump and piping, a well log should be available that:
A. Details each step of the process.
B. Contains maintenance information for well fittings.
C. Shows important water levels and physical details of the well.
D. Lists the type of pump suitable for the depth and yield of the well.
C. Shows important water levels and physical details of the well.
Well points are a special fitting used in:
A. Shallow or deep wells.
B. Driven or jetted wells[]
C. Artesian or pumped wells.
D. Drilled or bored wells[][][][]
B. Driven or jetted wells.
Well screens are a special fitting installed:
A. In the aquifer.
B. At the well head.
C. Below the frost line.
D. To allow water to seep in from the top soil.
A. In the aquifer.
Well casings prevent the sides of the well from collapsing, provide a reservoir for water and:
A. Condition the water supply.
B. Provide easy access for servicing.
C. Support above ground pumps or well caps.
D. Prevent contamination of the well water[][][]]
D. Prevent contamination of the well water.
Jet lances create a well hole by:
A. Compressed air and downward pressure.
B. Downward pressure and auguring[][][][][][][]
C. Downward pressure and water erosion[][]
D. Suction and auguring[][][][][][][][][][][][][][][][][][]
C. Downward pressure and water erosion.
Where a submersible pump is used, you should install a:
A. Pump house.
B. Sloped concrete cap.
C. Pit with a removable cover.
D. Pitless adapter[][][][][][][][][][][]
D. Pitless adapter.
An example of a positive displacement well pump is a:
A. Jet pump.
B. Piston pump.
C. Pressure tank.
D. Submersible pump.
B. Piston pump.
Any pump that moves water through the action of impellers is called a:
A. Centrifugal pump.
B. Positive displacement pump.
C. Pressure control pump[][][][][]]
D. Motor-driven pump[][][][][][][][]]
A. Centrifugal pump.
The reciprocating pump that supplies bursts of water on its forward and its backward stroke is called:
A. Double-acting.
B. Multi-stage[][][]
C. Two-position[]]
D. Kinetic[][][][][][][]
A. Double-acting.
A jet pump moves water by using:
A. Air displacement.
B. Compression[][][]]
C. Centrifugal force.
D. Reciprocation[][][]
C. Centrifugal force.












