Sentences with phrase «ice particles»

Breast milk is still considered frozen should there be any amount of ice particles remaining in it.

These particles crash into smaller ice particles in the swirling winds inside storm clouds, resulting in a separation of electrical charge.

«Lightning is caused by charge separation within clouds, and to maximize charge separation, you have to loft more water vapor and heavy ice particles into the atmosphere,» he said.

«Lightning is caused by charge separation within clouds, and to maximize charge separation, you have to loft more water vapor and heavy ice particles into the atmosphere,» he said.

This creates more ice particles and leads to more lightning.

The latest thinking on how lightning occurs is that ice particles within clouds separate into lighter and heavier pieces, and this creates charged regions within the cloud.

One wouldn't think of ice particles burning up when they hit the atmosphere, but that is what happens?

Jets on the moon's surface send ice particles, water vapor and organic compounds into space.

In colder years, more ice particles will freeze, allowing more chemical destruction of the ozone layer.

Laser Rain Keitaro Yoshihara of the Toyota Physical and Chemical Research Institute in Nagakute, Japan, is using an ultraviolet laser to generate water droplets, mist, or ice particles from the ambient air in his lab.

Eventually, most particles in this swarm would become a rotating clump of fluffy ice particles with almost no strength.

Basically meteor showers are caused by ice particles left behind by comets, and we run into them.

Even today, they may be spewing ice from the moon's icy interior into space, creating a cloud of fine ice particles over the moon's South Pole and creating Saturn's mysterious E-ring.

Airborne Open Polar / Imaging Nephelometer for Ice Particles in Cirrus Clouds and Aerosols Field Campaign Report.

Chapter 7 discusses climate feedbacks due to cirrus clouds, including the dependence on ice particle size distributions.

Storm clouds become electrified when ice particles collide with each other and with unfrozen droplets in the cloud.

In 2005 the Cassini spacecraft circling around the Saturn system spotted a plume of water vapor and ice particles shooting out from the south pole of the little moon Enceladus, evidence of water below its surface.

Macke, A., P.N. Francis, G.M. McFarquhar, and S. Kinne, 1998: The role of ice particle shapes and size distributions in the single scattering properties of cirrus clouds.

About 38 % of its mass5 is frozen water — but this ice is extremely fluffy, with much empty space between ice particles.

Instead, he and his colleagues Tamas Varnai of the University of Maryland, Baltimore County, and Alexander Kostinski of Michigan Technological University, thought of water elsewhere in the Earth system: ice particles high in the atmosphere.

Professor Brilliantov from the University of Leicester's Department of Mathematics explained: «Saturn's rings are relatively well studied and it is known that they consist of ice particles ranging in size from centimetres to about ten metres.

More than 100 geysers spout from four prominent fractures in the south polar terrain, creating a plume of tiny ice particles and vapor that extends hundreds of kilometers above the surface.

This is called alpenglow, and it happens because the sunlight reflects downward off snow, water, or ice particles low in the atmosphere.

Saturn has a prominent system of rings, consisting of mostly ice particles with a smaller amount of rocky debris and dust.

JS: They are jets of water vapor and dust — really very fine water ice particles that are coming out of large fractures in the south pole of Enceladus.

The rings consist of countless numbers of ice particles orbiting above Saturn's equator.

The phenomenon is similar to the sprays of ice particles found emanating from the saturnian moon Enceladus almost a decade ago.

During the mere tenths of a second the probe spends within the plume, an on - board detector will count the patter of ice particles hitting the spacecraft.

In addition, he says, since CFCs are not particularly soluble in water, they would not be present in cloud - born ice particles in very high concentrations, so the mechanism Lu and Sanche propose would not dissociate enough CFCs to have a big impact on ozone levels.

Those may have been from urine ice particles flushed from Endeavour that rained on the spacecraft, an analysis published in 2000 in Advances in Space Research suggested.

That process could hint at how big ice particles in plumes can grow.

As an Earth scientist, however, Marshak is now investigating how common these horizontal ice particles are, and whether they're common enough to have a measureable impact on how much sunlight passes through the atmosphere.

The researchers also plotted angles to determine that the light was reflecting off of ice particles floating in the air nearly horizontally.

The particles generated in this region can even reach Antarctica when they are transported by the wind (Gassó et al., 2010) and contribute to ice particles formation.

A better understanding of Arctic mixed - phase clouds, in which both liquid and ice particles often form in a churning system of updrafts and downdrafts, leads to a better picture of clouds in global climate models, improving the accuracy of climate projections.

In addition, the team found that in clean skies, the heavier ice particles fall faster out of the anvil - shaped clouds, causing the clouds to dissipate.

They also studied how liquid and ice particles mix and co-exist in updrafts and downdrafts.

The detailed analysis of the spectra suggests that Sromovsky's team has observed ice particles, made of a mixture of water and ammonia (which gives urine its smell).

Because ice molecules are loosely bound to each other, collisions among ice particles would fragment, scatter, and vaporize them — not merge them.

On April 7, 2006, astronomers using the Keck Telescope announced that the outermost ring is bluish from sub-micronsized ice particles reflecting sunlight.

An example of this kind of surprise happened in relation to the Antarctic ozone hole, where unexpected chemistry on surfaces of ice particles lead to much more efficient destruction of ozone in the polar vortex than had been expected, making an existing concern into a serious problem.

The record loss was due mainly to exceptionally low temperatures last winter in the Arctic stratosphere, which help to form ice particles at an altitude of around 18 — 25 kilometres.

Since cirrus clouds have a substantial influence on the global energy balance that depends on their microphysical properties, climate models should strive to realistically characterize the cirrus ice particle size distribution (PSD), at least in a climatological sense.

Matrosov S. Y., C. G. Schmitt, M. Maahn and G. de Boer (December 2017): Atmospheric Ice Particle Shape Estimates from Polarimetric Radar Measurements and In Situ Observations.

Simulations with spherical particles or with randomly oriented non-spherical ice particles can not replicate the observed polarization differences.

This cooling is caused by the fact that that, as climate warms, clouds made of large ice particles are replaced by clouds made of more numerous and smaller water particles that reflect more solar radiation.