Ozone

Which agreement allowed for a reduction, and eventual elimination, of CFC production and use?

• Montreal Protoccol

• Kyoto Protoccol

• Paris Agreement

• Yo MaMa

Which of these sets of three items produce CFCs

• cars, factories, and cardboard

• spray cans, cardboard, insulation

• spray cans, refrigerant, cardboard

• spray cans, refrigerant, insulation

When oxygen gas in the lower stratosphere is struck by this, it splits, leading to the formation of a ozone molecule.

• visible light

• ultraviolet radiation

• infrared

• gamma rays

Tags

NGSS.HS-PS4-4

The formation of ozone begins when and O2 molecule is split by

• UV-A radiation

• UV-B radiation

• UV-C radiation

• UV-A or UV-B radiation

Through international cooperation, the concentration of chlorine in the atmosphere

• has already decreased below 3ppb

• will stabilize around 3ppb by 2030

• has stabilized at 5ppb

• is expected to stabilize at 5ppb by 2100

Tags

NGSS.MS-ESS2-6

Which is not an example of an ecological consequence of reduced stratospheric ozone?

• loss of biodiversity from reduced photosynthesis in plants

• collapse of marine food webs

• reduced crop yield

• reduced terrestrial biome productivity

Tags

NGSS.HS-LS2-2

NGSS.HS-LS2-5

NGSS.HS-LS4-5

The ____________________ protects people from the effects of too much ultraviolet radiation.

• smog layer

• cloud cover

• temperature inversion

• ozone layer

The ozone layer protects us from

• Increased atmospheric heat

• CFCs

• UV rays

• Decreased atmospheric heat

The ozone layer is damaged by

• Increased global temperatures

• CFCs

• Increase in greenhouse gases

• Sulfuric and nitric acids

Ozone absorbs UV _________

• Heat

• Radiation

Tags

NGSS.HS-PS4-3