Ozone

Location of the large whole in the ozone.

• Antarctica

• Artic

• Iceland

• Africa

Second layer of the atmosphere, extending about 17-48 kilometers above the earth’s surface. It contains a layer of gaseous ozone, which filters out about 95% of the incoming harmful ultraviolet radiation emitted by the sun

• Mesosphere

• Troposphere

• Stratosphere

• Ozone

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

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-PS4-3

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

Tags

NGSS.HS-PS4-3

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.HS-ESS3-5

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-LS2-5

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

Tags

NGSS.HS-PS4-3