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WorksheetsOzone Exit Ticket
Total questions: 11
Worksheet time: 8mins
Ozone is made up of ____ oxygen atoms.
1
2
3
4
The ozone layer is located in the :
Stratosphere
Troposphere
Mesophere
Thermosphere
What is the primary function of the ozone layer?
It absorbs and emits infrared radiation.
It reflects sunlight back into space.
It protects the Earth from ultraviolet radiation.
It produces oxygen through photosynthesis.
UV rays can
Damage the DNA of organisms
Cause cancer
Cause cataracts
All of the above
What is the main cause of anthropogenic (human- caused) ozone depletion?
Hydrochlorofluorocarbons (HCFCs)
Ultraviolet Radiation
Chlorofluorocarbons (CFCs)
Hydrofluorocarbons (HFCs)
What is the name of the international agreement committing parties to phasing out ozone depleting substances and phasing out chlorofluorocarbons (CFCs)?
Vienna Protocol
Paris Agreement
Montreal Protocol
Antarctic Convention
Where is the largest 'hole' in the ozone layer located?
Over the United States
Over Europe
Over Antarctica
Around the equator
Though CFC production has been curtailed, the threat to upper atmospheric ozone continues because CFCs
become harmless quickly.
destroy ozone for only a short time.
persist but stop destroying ozone.
persist and continue to destroy ozone for decades.
Which of the following items did NOT produce CFCs before 1987?
Showerheads
Refrigerators
Fire extinguishers
Hairspray
Of the choices below, which is the best replacement for CFCs based on GWP (global warming potential) and ODP (ozone depletion potential) ?
HFCs
HCFCs
HFOs
CFCl2
When is the projected year that the ozone hole will heal fully?
2030
2040
2050
Never
