Quiz 2

How is fine particles produced?

• crushing, grinding and milling processes

• combustion, evaporation and condensation

• colliding very energetic photons

VOC's are organic compounds whose room temperature is greater than about - _______ atm

Some VOC's are ................... and can contribute to ...................

• cellulitis, dizziness

• carcinogenic, lung cancer

• typhoid, stomach ache

• infrared absorbers, greenhouse effects

How much percentage does the O3 ozone layer in Earth absorb UV radiation and what does it control?

• 3%, controls incoming and outgoing solar radiation from/to Earth

• 5%, controls the level of intensity in solar radiation and absorbs 70% of it from/to Earth.

• 9%, controls the direction of the solar radiation hitting Earth and absorbs 10% of it from/to Earth.

• 3%, controls the solar radiation by radiate it back to the Sun

What sizes cause significant air pollution problems?

• 0.05-20 viscosity

• 0.01-50 viscosity

• 0.1-60 viscosity

• 10-90 viscocity

How long can the ozone layer extend upward in Earth?

• 15 - 30km

• 10 - 40km

• 20 - 35km

• 15 - 45km