where would you find air particles spaced farthest apart
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In which state of matter are the particles farthest apart? Gas is state of matter that the particals are farthest apart. particles are farthest apart when they are in gas form that is why it is easier to walk through steam than water or ice because the particals are less dense. plasma, yeah, occurs when the electrons of a molecule have been stripped away. commonly occurs in fusion reactors, such as the sun. in the gas state.
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- Tiny aerosol particles can be found over oceans, deserts, mountains, forests, ice sheets, and every ecosystem in between. They drift in the air from the stratosphere to the surface. Despite their small size, they have major impacts on our climate and our health.
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- The inhalable fraction size distribution is described by the following. table. For particles of 1 micron diameter, nearly all (97%) are captured. by the sampler and collected onto the filter. For particles of 100 microns. in diameter, 50% are collected onto the filter. This approximates the.
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- Beltrami Neighborhood Council. · Yesterday at 11:34am ·. The Minnesota Pollution Control Agency wants your input on where air sensors for a new air quality study should be placed around the Twin Cities. Attend one of their public open houses (listed below) to give your input on where sensors should be placed. The ideal location for monitors will be on easily accessible street poles 10-15 feet above ground and with minimal tree cover or obstruction, allowing for free flow of air.
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The sneeze timebomb: Just one can infect an entire room with flu virus for hours The scientists found that a typical cubic metre of air contained an average of 16,000 particles of flu virus. Most were less than 2.5thousandths of a millimetre across, which remain suspended in the air for hours on end.
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To the Edge of Space Firstly, the rare atoms and molecules of air here are warmed by solar radiation. An energised atom is a fast moving atom; a fast moving atom is a hot atom. The second question is answered by the fact that there is virtually nothing there. The thermosphere is a fine approximation to a vacuum.
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- UCF-1.01 might be the nearest world to our solar system that is smaller than our home planet. Image credit: NASA/JPL-Caltech › Full image and caption. PASADENA, Calif. -- Astronomers using NASA's Spitzer Space Telescope have detected what they believe is a planet two-thirds the size of Earth. The exoplanet candidate, called UCF-1.01, is located a mere 33 light-years away, making it possibly the nearest world to our solar system that is smaller than our home planet. Exoplanets circle stars beyond our sun. Only a handful smaller than Earth have been found so far.
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- The average distance that a particle (atom, electron, molecule ..) travels in the gas phase between collisions can be determined from a simple hard-sphere collision model (see, for example, Atkins' Physical Chemistry) - this quantity is known as the mean free path of the particle, here denoted by l , and for neutral molecules is given by the ...
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Resonance Maximum velocity (speed) of air particles occurs at the open end of the tube and minimum velocity of air particles occurs at the closed end of the tube when the tube is excited by a sound source having the same resonant vibration as the tube itself.------- Tube length is CRITICAL.
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Coldest Place In Universe Identified As âBoomerangâ Nebula 5,000 Light Years From Earth (PHOTO) A ghostly nebula shining about 5,000 light-years from Earth is also the coldest known object in the universe. The dead star creating the Boomerang Nebula is sloughing off gas from its shell, which is producing the strangely shaped cosmic object, astronomers have discovered.
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Study Examines the Way Droplets from Coughs and Sneezes Stay Airborne for Long Distances Indeed, the cough or sneeze resembles, say, a puff emerging from a smokestack. If you ignored the presence of the gas cloud, your first guess would be that larger drops go farther than the smaller ones, and travel at most a couple of meters, Bush says.
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General Astronomy/Print version Temperatures are as low as -90 oC (-130oF). Although the air is thin, it is still thick enough to burn up meteors.Most of the ozone in our atmosphere is found here. Some weather balloons can reach the lower part of this layer.This is the layer closest to Earth, where all living things are found. It is also the layer where weather occurs and jets fly.
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Books & Resources I’ll begin with an incorrect explanation for why air (or any other gas, for that matter) expands when you heat it. The reason I’m doing this is that the following wrong explanation can be found in many science resources. Hot air molecules, on average, have more space between them than cool air molecules. Therefore, when you heat air it expands to allow more space for the molecules. If you then cool the air, it contracts because cool air molecules need less space than hot air molecules. To see why this is an incorrect explanation, imagine a bunch of gas molecules bouncing around inside a rigid container. They move at a constant speed until they run into another molecule or the walls of the container. In collisions, the molecules bounce off one another and off the walls like billiard balls. The molecules in a cool gas move slower, on average, than do molecules in a hot gas. This model is part of what is known as the kinetic theory of gases, and as a first approximation, it does a good job of explaining what gases do. Figure 1 shows a few gas molecules doing this.
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What is the farthest point humans have seen of the universe? Depends on what you mean by seeing. The particle horizon is just the furthest. distance light could have traveled to us since the universe began. That is 93 billion. light years in diameter, or 47 billion light years in any direction, but we can't actually. see anything at that distance.
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The Atmosphere and the Weather Air density can be defined as the number of air molecules per unit volume (number density). Near sea level there are about 2.7x1019 molecules per cm3(cubic centimeter) or 4.4x1020 molecules per inch3(cubic inch). Air molecules are held near the earth by gravity. In other words, air has weight.
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WHAT IS THE ATMOSPHERE MADE OF? The same would be true of particles and other pollutants in the air. TO THE EDGE OF SPACE. All of those gases and particles are not evenly distributed in the atmosphere, And the atmosphere is not evenly distributed by mass or weight. The densest and heaviest part of the atmosphere is near the Earth. The atmosphere becomes thinner as you go higher above the Earth's surface.
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- There are now special edgings you can buy to give your laminate top a solid wood edge in a variety of shapes and styles. Most of these have a spline along the back, and you route a matching groove into your build-up, run a bead of glue in there and pound the edging so the spline nestles firmly in the groove.
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Boomerang Nebula The Boomerang Nebula is one of the Universe's peculiar places. In 1995, using the 15-metre Swedish ESO Submillimetre Telescope in Chile, astronomers Sahai and Nyman revealed that it is the coldest place in the Universe found so far. With a temperature of -272°C, it is only one degree warmer than absolute zero (the lowest limit for all temperatures).
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- If the pattern is viewed on a screen a distance L from the slits, then the wavelength can be found from the spacing of the fringes. We have λ = w sinθ/m and sinθ = z/(L2 + z2)1/2), or. λ = zw/(m(L2 + z2)1/2), where z is the distance from the center of the interference pattern to the mth dark line in the pattern.
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The Maxwell distribution (563). since and. It is clear that the various average speeds which we have just calculated are all of order the sound speed (i.e., a few hundred meters per second at room temperature). In ordinary air () the sound speed is about 84% of the most probable molecular speed, and about 74% of the mean molecular speed.
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Germs from coughs and sneezes travel further than previously thought So you have a reversal in the dependence of range on size.. Specifically, the study finds that droplets 100 micrometers -- or millionths of a meter -- in diameter travel five times farther than previously estimated, while droplets 10 micrometers in diameter travel 200 times farther.
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- Subject question: Low frequency do travel further than high frequency on earth because the high frequency wave lengths are more easily absorbed by the molecules in the air. Attenuation is the gradual loss of energy which will in most cases happen over distance.
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Near and far field The transition zone between these near and far field regions, extending over the distance from one to two wavelengths from the antenna, is the intermediate region in which both near-field and far-field effects are important.
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- Dust particles are more commonly found in the troposphere, near the Earth s surface where their main source, the Earth itself. However, there is dust in the upper atmosphere as well because some dust is carried to great heights by rising currents of air.
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Droplets from coughs and sneezes travel farther than you think The team found that, contrary to previous beliefs, each droplet from a cough or sneeze is connected through interaction with a gas cloud. Past research has suggested that larger drops of mucus travel farther than smaller drops because they have more strength behind them.
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- If the interference pattern is viewed on a screen a distance L from the slits, then the wavelength can be found from the spacing of the fringes. We have sinθ = z/(L2 + z2)1/2 and λ = zd/(m(L2 + z2)1/2), where z is the distance from the center of the interference pattern to the mth bright line in the pattern.