Which statement about ozone and the ozone layer is true A) Ozone is found in a band of almost pure ozone several kilometers thick encircling the Earth. B) The ozone in the ozone layer absorbs UV light between 200 and 300 nm. C) Ozone is a compound with the chemical formula CO₂. D) In the Earth's atmosphere, ozone exists only in the ozone layer. E) Ozone is used as a coolant in refrigerators and air conditioners.

Question

Quizplus · Accepted Answer

Ozone in the ozone layer absorbs ultraviolet (UV) light between 200 and 300 nanometers (nm), which helps protect life on Earth from the harmful effects of UV radiation. Ozone is not found in a band of almost pure ozone encircling the Earth, as stated in A; the chemical formula of ozone is O3, not CO₂, as stated in C; ozone exists in varying concentrations throughout the atmosphere, not just in the ozone layer, as stated in D; and while ozone can be used as a coolant, it is not primarily used for this purpose, as stated in E.

Which Statement About Ozone and the Ozone Layer Is True