Which one of the following is the unit of measure of the thickness of the ozone layer of the atmosphere?a)Knotb)Dobsonc)Poised)MaxwellCorrect answer is option 'B'. Can you explain this answer?

Question

Answer

Unit of Measure of the Ozone Layer Thickness

The unit of measure of the thickness of the ozone layer of the atmosphere is the Dobson.

Explanation

- Dobson Unit (DU): The Dobson Unit is a unit used to measure the thickness of the ozone layer in the Earth's atmosphere. It is named after G.M.B. Dobson, a British physicist who first developed the spectrophotometer for measuring ozone in the atmosphere.

- Definition: One Dobson Unit is the number of molecules of ozone that would be required to create a layer of pure ozone 0.01 millimeters thick at a temperature of 0 degrees Celsius and a pressure of 1 atmosphere.

- Measurement: The thickness of the ozone layer is usually measured in Dobson Units, with the average thickness being around 300 DU. Higher values indicate a thicker ozone layer, while lower values indicate a thinner ozone layer.

- Importance: Monitoring the thickness of the ozone layer is crucial for understanding the health of the ozone layer and its ability to protect the Earth from harmful ultraviolet (UV) radiation. The ozone layer plays a vital role in absorbing UV radiation and preventing it from reaching the Earth's surface.

- Monitoring: Scientists around the world use instruments like Dobson spectrophotometers and satellite-based instruments to measure the thickness of the ozone layer and track any changes over time. This monitoring helps in assessing the effectiveness of international agreements like the Montreal Protocol in protecting the ozone layer.

Similar Teaching Doubts

Answer the following questions by selecting the most appropriate option.Q. Ozone layer is present in the atmosphere in

Which of the following is correct about cold-blooded animals?

Answer the following questions by selecting the most appropriate option.Q. In a triangle ABC, angleThen the measure of angle ACB is

Answer the following questions by selecting the most appropriate option.Q. Samir of class V usually does not submit his assignments to the EVS teacher in time, the best corrective measure could be to

Answer the following questions by selecting the most appropriate option.Q. To identify and measure the learner’s potential for his /her specific abilities and skills such as music, science, medicine, etc. the schools

Top Courses for Teaching

Related Content

Schools

Competitive Examinations

Quick Access Links

Technical Exams