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Atmospheric Sciences
Atmospheric science is the study of the atmosphere, its processes, and the interaction of the atmosphere with other systems, including the effects other systems have on the atmosphere and visa versa. Fields in Atmospheric Sciences include Meteorology, Climatology, and Aeronomy. Ask and answer questions about Atmospheric Sciences in this category.
7,660 Questions
Which was least likely to have been a component of earths atmosphere before life began?
Oxygen was least likely to have been a component of Earth's atmosphere before life began. It was initially scarce, and the atmosphere was primarily made up of gases such as methane, ammonia, water vapor, and carbon dioxide. Oxygen started to accumulate in the atmosphere following the emergence of photosynthetic organisms.
What are some interesting facts about the lithosphere?
- The lithosphere is the outermost layer of Earth and consists of the crust and upper part of the mantle.
- It is divided into large pieces called tectonic plates that move and interact with each other, leading to phenomena such as earthquakes and volcanic activity.
- The lithosphere plays a crucial role in shaping Earth's surface through processes like erosion, mountain-building, and plate tectonics.
Which characteristic of the atmosphere is modified most by the Earth's rotation?
The Earth's rotation most significantly affects wind patterns in the atmosphere. This rotation causes the Coriolis effect, which deflects moving air to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. This effect influences the direction and strength of prevailing winds across the planet.
Where does the coldest temperature occur in the atmosphere?
If you are talking about Earth the Exosphere can reach temperatures of 2,500 °C (4,530 °F) during the day. Even though the temperature is so high, you would not feel warm even in the thermosphere which can get up-to 1,500 °C (2,730 °F), you would feel no heat due to the fact there are so few molecules and it is so close to vacuum.
Since there is no clear boundary between outer space and the exosphere, the exosphere is sometimes considered a part of outer space. So people use the Thermosphere as the delineator
What are two elements that made up most of the early atmosphere?
Most of the early atmosphere was composed of hydrogen and helium. These elements were prevalent during the formation of the Earth, but later escaped into space due to the planet's relatively low gravity.
What cause earth topography to change?
Earth's topography changes due to geological processes such as plate tectonics, volcanic activity, erosion by water and wind, and deposition of sediments. These processes create mountains, valleys, coastlines, and other landforms over long periods of time. Additionally, human activities such as mining, deforestation, and urban development can also alter the Earth's topography.
What layer of the atmosphere are water and ice clouds found?
Water and ice clouds are mainly found in the troposphere, which is the lowest layer of the Earth's atmosphere. This is where most of the Earth's weather occurs, and it extends from the surface up to an average of about 8-15 kilometers in altitude.
Where is the movement of air called?
The movement of air is called wind. Wind is caused by the uneven heating of the Earth's surface, leading to variations in air pressure and the subsequent movement of air from high pressure to low pressure areas.
Why aren't we crushed by the atmosphere?
Try this experiment at home. It's pretty safe if you're not a maniac or an idiot.
Find an old empty gallon can, a squarish one that paint thinner or turpentine comes in. Make sure its empty! Put an ounce or two of water in it. Put the can on the stove and heat it up until the water boils. Do this with the cap off!!! When the water boils, it will produce steam. When you see the steam coming out the top, screw the cap on. Don't burn yourself; use mitts. Let it cook for a few more seconds, not too long, tho. Then, using oven mitts, grab the can by the handle and quickly place it in the sink and run cold water over it. Watch what happens. Keep your hands away from it, tho. You don't want to get pinched.
What happened? Well, when you quenched the can in the sink, the steam that had been filling the volume inside the can condensed, creating a vacuum -- an empty space -- inside the can. That created a low pressure in there. In other words, the pressure inside the can was much less then the pressure outside the can, creating a large pressure differential, causing the can to implode.
A:well this is simple i may be young and not know alot but the fluids inside your body exert an equal amount of force all around you, thus actimg on the atmosphereic pressure and neutrilizing the effect (some of this may not be correct)
A:Consider this, the atmospheric pressure of Jupiter is 90 times that of earth, that would crush a car absolutely flat. the reason why you do not collapse under atmospheric pressure is because our bodies have aclimatized over million of years ever since life started evolving here on earth. Our bodies have an upper and lower threshold of pressure which our bodies can withstand.
A:Because your body exerts the same pressure outwards. That's why you need a pressurised suit to go into space - or to deep parts of the ocean. The pressurised suit stops your body exploding (in space) or collapsing (underwater)
Is Earth's atmosphere a vacuum?
Look at the diagram below:
This is the molecular arrangement in gas, liquid and solid. We can say that the first jar represents the atmosphere of the Earth. If the air molecules in our atmosphere are arranged like this, there should be lots gap between them. What is there in this gap? If there is nothing in this gap, then there should be vacuum. So there should be vacuum in air.
That is probably one of the funniest and best answers I have seen.
A vacuum is a total lack of substance, of any kind. Since the atmosphere has substance then, by definition, it is not a vacuum
Oxygen (O2) and nitrogen (N2) are the two main gases that make up the Earth's atmosphere, with oxygen typically present at around 21% and nitrogen at around 78%. Carbon dioxide (CO2) is also a component of the atmosphere, but its concentration is currently around 0.04%.
What effect do CFCs have on the Earth's stratosphere?
CFCs (Chlorofluorocarbons)
What type of substance is it?
CFCs are a class of man-made chemicals, generally non-toxic, non-flammable, chemically unreactive, colourless liquids or gases that evaporate easily. They are a group of ozone depleting substances. They damage the Earth's ozone layer, which protects the earth's surface from harmful ultra-violet radiation. CFCs are also powerful greenhouse gases which contribute to global warming.
How is it released?
Release to the atmosphere is primarily from CFC-containing aerosols, refrigeration equipment and some foams. There are no natural sources of CFCs.
Which gas can block UV radiation in the upper atmosphere?
The upper atmosphere is also known as the stratosphere.
The gas that can block ultra-violet radiation in the stratosphere (a.k.a. upper atmosphere) is ozone.
What occurs when air temperature in the troposphere increases as altitude increases?
Typically, the air temperature in the troposphere decreases with altitude, following a pattern known as the environmental lapse rate. If the air temperature increases as altitude increases, it is referred to as a temperature inversion. Temperature inversions can trap pollutants and affect weather patterns by creating stable atmospheric conditions.
What layer of the earth's atmosphere has the highest temperature?
The thermosphere is the layer of Earth's atmosphere with the highest temperatures. In this layer, temperatures can reach up to 2,500 degrees Celsius due to the absorption of high-energy solar radiation.
What form is carbon in when released into the air?
Carbon most commonly enters the air as a gas: carbon dioxide, volatile organic compounds, or carbon monoxide, but it can also exist in the air as a solid (soot) for long periods of time.
Carbon is an element in a solid form. When it released in air, it remains in the same form. If it is burnt in air then it released carbon dioxide & carbon mono oxide.
What is a atmosphere sensing device?
An atmosphere sensing device is a tool used to measure and analyze various components of the atmosphere, such as temperature, humidity, pressure, and gas concentrations. These devices are commonly used in weather stations, environmental monitoring, and industrial settings to ensure safety and compliance with regulations.
What is called a person who travels outside the atmosphere of the earth?
A person who travels outside the atmosphere of the earth is called an astronaut. They are trained space travelers who journey to space to conduct scientific research, explore new territories, or operate spacecraft.
Is a greenhouse gas that traps heat in the atmosphere?
Carbon dioxide is a greenhouse gas that traps heat in the atmosphere.
What layer of the atmosphere is closest to the sun?
The layer of the atmosphere closest to the sun is the thermosphere. This layer absorbs the majority of the sun's energy and is where temperatures can reach thousands of degrees Celsius.
Is 80 percent of earth's atmosphere oxygen?
No, oxygen makes up about 21% of Earth's atmosphere. The majority of the atmosphere is made up of nitrogen (roughly 78%).
What layer of the atmossphere has 99 percent of the water vapor?
The troposphere is the layer of the atmosphere that contains around 99 percent of the water vapor. This is the layer closest to the Earth's surface and where most weather phenomena occur due to the presence of this water vapor.
How does Earth's atmosphere interfere with ground based telescope imaging?
Earth's atmosphere interferes with ground-based telescope imaging by causing turbulence in the air, which distorts the incoming light from celestial objects. This turbulence leads to blurred images and reduced resolution. Additionally, the atmosphere can absorb and scatter light, impacting the quality of observations.
How does the evaporation of the water in the snow affect the concentrations of acids in the snow?
As the acids after mixing with the water get ionize, and the resulting ions are held by the water molecules separately. When the water molecule get evaporate sometimes they take away these acidic ions with them and thus the concentration of acids get lower in the sample.
