1
Q
Substances that can cause pollution
A
Pollutants
2
Q
The human wastes that are washed down sinks, toilets, and,showers
A
Sewage
3
Q
Chemicals that kill crop destroying organisms
A
Pesticides
4
Q
Particles of rock and sand
A
Sediments
5
Q
The water stored in soil and rock Beneath earth’s surface
A
Groundwater
