What is the average concentration of ozone in the ozone layer of the atmosphere in percentage?
That may seem like a lot, but it is only 0.00006 percent of the atmosphere. The peak concentration of ozone occurs at an altitude of roughly 32 kilometers (20 miles) above the surface of the Earth. At that altitude, ozone concentration can be as high as 15 parts per million (0.0015 percent).
What is the percentage of Earth’s atmosphere?
Nitrogen — 78 percent. Oxygen — 21 percent. Argon — 0.93 percent. Carbon dioxide — 0.04 percent.
What is the percentage of effective atmosphere found up to the height of 29 km?
Answer: 97 per cent of atmospheric Temperature.
How many cubic miles is the Earth’s atmosphere?
It’s reportedly 1.4B cubic kilometers. By comparison the earth is 1,080,000,000,000 km^3 or about 770 times greater in volume. The atmosphere is the pink ball. It is almost 2000 kilometers across and 5140 trillion tonnes of atmosphere.
Which layer of Earth’s atmosphere contains the highest concentration of ozone?
Most atmospheric ozone is concentrated in a layer in the stratosphere, about 9 to 18 miles (15 to 30 km) above the Earth’s surface (see the figure below). Ozone is a molecule that contains three oxygen atoms. At any given time, ozone molecules are constantly formed and destroyed in the stratosphere.
How much has the ozone layer depleted?
Ozone depletion consists of two related events observed since the late 1970s: a steady lowering of about four percent in the total amount of ozone in Earth’s atmosphere (the ozone layer), and a much larger springtime decrease in stratospheric ozone around Earth’s polar regions.
How much oxygen is in the atmosphere?
Earth’s atmosphere is composed of about 78\% nitrogen, 21\% oxygen, and one percent other gases.
How is most of the oxygen in the atmosphere made?
Most of this oxygen comes from tiny ocean plants – called phytoplankton – that live near the water’s surface and drift with the currents. A byproduct of photosynthesis is oxygen. Scientists believe that phytoplankton contribute between 50 to 85 percent of the oxygen in Earth’s atmosphere.
What percentage of Earth’s atmosphere is found within 6 km of the surface?
Fifty percent of the total mass of the atmosphere is located in the lower 5.6 km (3.5 mi; 18,000 ft) of the troposphere. Nearly all atmospheric water vapor or moisture is found in the troposphere, so it is the layer where most of Earth’s weather takes place.
How many percent of the sun’s energy is absorbed by the atmosphere and clouds?
Of the 340 watts per square meter of solar energy that falls on the Earth, 29\% is reflected back into space, primarily by clouds, but also by other bright surfaces and the atmosphere itself. About 23\% of incoming energy is absorbed in the atmosphere by atmospheric gases, dust, and other particles.
How much oxygen is available in volume in the atmosphere?
Air is mostly gas The air in Earth’s atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of lots of other gases, too, such as carbon dioxide, neon, and hydrogen.
What is the correct order of Earth’s atmospheric layers from bottom to top?
From lowest to highest, the major layers are the troposphere, stratosphere, mesosphere, thermosphere and exosphere. Troposphere.
What is the composition of the Earth’s atmosphere?
The Earth’s atmosphere consists of a mixture of noble gas atoms and many kinds of molecules. Changes in Composition. Earth’s primordial atmosphere was probably similar to the gas cloud that created the sun and planets. It consisted of hydrogen and helium, along with methane, ammonia, and water.
What is the percentage of nitrogen and hydrogen in the atmosphere?
• Molecular nitrogen is present as 7.8 x 108/109 or 0.78, 78\% of all gas particles. • Molecular hydrogen is present as 5.0 x 102/109 or only 0.00000050, 0.000050\% of all gas particles. Note that helium in the atmosphere is derived from radioactive decay, loss of an alpha particle from some other nucleus.
What are the two main molecules of the atmosphere?
Molecules of the Atmosphere. The present atmosphere consists mainly of molecular nitrogen (N. 2) and molecular oxygen (O. 2) but it has dramatically changed in composition from the beginning of the solar system.
What are the three layers of the Sun’s atmosphere?
Atmosphere of the Sun: Photosphere, Chromosphere & Corona. The lowest layer of the sun’s atmosphere is the photosphere. It is about 300 miles (500 kilometers) thick. This layer is where the sun’s energy is released as light. Because of the distance from the sun to Earth, light reaches our planet in about eight minutes.