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Quiz attempt

Air Pollution – Mechanisms & Sources - Lesson Assessment

5 questionsPassing score: 60%Answered: 0/5

Question 1

What is air pollution?

Water evaporation

Soil erosion

Harmful substances in the atmosphere

Movement of air

Question 2

What form can air pollutants take?

Only gases

Only solids

Only liquids

Gases and particles

Question 3

What is dispersion?

Chemical reaction

Spread of pollutants in air

Filtration

Deposition

Question 4

What are secondary pollutants?

Pollutants formed through reactions

Water pollutants

Natural gases

Soil particles

Question 5

What is the main source of modern air pollution?

Volcanoes

Human activities

Forests

Oceans

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