Water Quality
Healthy water typically has a pH bewteen?
6-8 pH
What is the molecular formula for water?
H2O
True or False: Poor air quality can negatively impact residents living in that area.
True!
What is smog?
A. Mixture of smoke and fog
B. A type of water pollution
C. A mixture of air pollutants that creates hazy, polluted air
D. A & C
A. Mixture of smoke and fog
B. A type of water pollution
C. A mixture of air pollutants that creates hazy, polluted air
D. A & C
What is the main cause of climate change?
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. Helium
B. Carbon dioxide
What does high salinity mean?
Amount of salt in water.
What is a scientist who studies water?
hydrologists
True or False: trees are the source of pollution
False!
What are emissions?
A. The amount of oxygen in the atmosphere
B. The release of gases, particles, or other pollutants into the air
C. The process of cleaning polluted water
D. The amount of rainfall in an area
B. The release of gases, particles, or other pollutants into the air
What is water pollution?
The presence of harmful substances or pollutants in water
True or False: Clear water is always safe to drink
False!
Water found above ground (rivers, lakes, wetlands)
surfacewater
What are signs of good air quality?
A. Thick smog and heavy smoke
B. High levels of harmful pollutants
C. Strong chemical odors
D. Clear skies and low levels of air pollution
D. Clear skies and low levels of air pollution
What is carbon dioxide (CO₂)?
A gas that is naturally present in the air and is also released by burning fossil fuels
What is one major way pollutants can enter rivers and lakes?
run-off
How long does it take for contaminated groundwater to cleanse itself of degradeable waste?
A. 2-3 years B. 1-2 days C. 1 week D. hundreds of years
D. hundreds of years
Water stored in soil, sand, and rock underneath the earth's crust
Groundwater
What is the measurement used for carbon dioxide (CO₂) levels in the air?
A. Liters
B. Parts per million (ppm)
C. Degrees Celsius
D. Miles per hour
B. Parts per million (ppm)
What is air quality?
A measure of how clean or polluted the air is
What is a common agricultural pollutant that contaminates surface water sources?
A. Radioactive waste B. Wildfire smoke C. Pesticides D. Gold
C. Pesticides
What is the primary cause of acid rain, which pollutes water bodies?
Burning fossil fuels
what is the longest river in the world?
What AQI number indicates good air quality?
A. 151–200
B. 101–150
C. 0–50
D. 201–300
C. 0–50
What is efficiency?
Using resources, time, or energy wisely to achieve a goal
How can someone reduce water pollution at home?
Reducing water usage