CWEA Collections Grade 4 Practice Test
Questions and Answers
1. What does AA stand for?
A. Atomic absorption
Explanation: Atomic absorption is a spectroscopic technique used for
analyzing metal concentrations.
2. What does AC represent?
A. Power alternating current
Explanation: AC refers to alternating current, which changes direction
periodically.
3. What is ac an abbreviation for?
A. Acre
Explanation: Ac is the common abbreviation for an acre, a unit of land
measurement.
4. AF stands for:
A. Acre-foot (feet)
Explanation: An acre-foot is a volume measurement equal to one acre
of surface area to a depth of one foot.
5. What does AFY mean?
A. Acre-foot per year
Explanation: AFY measures annual water volume in acre-feet.
, 6. What does AMSA stand for?
A. Association of Metropolitan Sewerage Agencies
Explanation: AMSA is a professional organization representing sewerage
agencies.
7. What organization is represented by ANSI?
A. American National Standards Institute
Explanation: ANSI develops and oversees standards for products and
systems.
8. APHA stands for:
A. American Public Health Association
Explanation: APHA promotes public health standards and practices.
9. What is AS?
A. Activated sludge
Explanation: Activated sludge is a process used in wastewater
treatment involving aerated microbial biomass.
10. ASCE is the:
A. American Society of Civil Engineers
Explanation: ASCE is a professional organization for civil engineers.
11. ASME refers to:
A. American Society of Mechanical Engineers
Questions and Answers
1. What does AA stand for?
A. Atomic absorption
Explanation: Atomic absorption is a spectroscopic technique used for
analyzing metal concentrations.
2. What does AC represent?
A. Power alternating current
Explanation: AC refers to alternating current, which changes direction
periodically.
3. What is ac an abbreviation for?
A. Acre
Explanation: Ac is the common abbreviation for an acre, a unit of land
measurement.
4. AF stands for:
A. Acre-foot (feet)
Explanation: An acre-foot is a volume measurement equal to one acre
of surface area to a depth of one foot.
5. What does AFY mean?
A. Acre-foot per year
Explanation: AFY measures annual water volume in acre-feet.
, 6. What does AMSA stand for?
A. Association of Metropolitan Sewerage Agencies
Explanation: AMSA is a professional organization representing sewerage
agencies.
7. What organization is represented by ANSI?
A. American National Standards Institute
Explanation: ANSI develops and oversees standards for products and
systems.
8. APHA stands for:
A. American Public Health Association
Explanation: APHA promotes public health standards and practices.
9. What is AS?
A. Activated sludge
Explanation: Activated sludge is a process used in wastewater
treatment involving aerated microbial biomass.
10. ASCE is the:
A. American Society of Civil Engineers
Explanation: ASCE is a professional organization for civil engineers.
11. ASME refers to:
A. American Society of Mechanical Engineers
