Question

Name the unit which is used to measure the thickness of the ozone layer?

Answer 1

Dobson unit (DU):

1. Ozone layer is a layer that is found in the stratosphere of the atmosphere.
2. Its function is to absorb the ultraviolet rays emitted by the sun.
3. These UV rays are harmful to living organisms because DNA and proteins can absorb these UV rays.
4. Once absorbed, the high energy of the UV rays can break the chemical bond between these molecules.
5. The unit used to measure the thickness of the ozone layer is the Dobson unit (DU).