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Weekly Quiz 21
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Question 1 of 1
Drag the correct word or phrase to the right-hand column next to its definition.
- Acid rain
- Water cycle
- Air Quality Index
Any form of precipitation with acidic components, such as sulfuric or nitric acid, that fall to the ground from the atmosphere
A gas composed of three atoms of oxygen (O3), that is unstable, pungent, and has powerful oxidizing properties
The continuous movement of water on, above and below the surface of the Earth
The gradual wearing away by wind, water or other natural agents
Water found underground in the cracks and spaces in soil, sand and rock
Used to describe how clean or polluted the air is, and what associated health effects might be a concern that day
A luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall