Sentences with phrase «by density differences»

This circulation, which extends from pole to pole and throughout every ocean, is powered by density differences in ocean waters in different areas of the world.

Not exact matches

MDX can solve this problem as it uses two energy spectrums and a dual - layer detector to filter materials by their chemical composition, leaving a clear high - definition image that shows density difference based on chemical composition.

TOMRA's vegetable sorting machines can sort by defects, biological characteristics, shape, size, structure, color and density differences and foreign material.

After adjusting their findings to account for differences in race and ethnicity, sex, age, poverty level, education and urban density of the children's neighborhoods, Keet and her team found that for each microgram / cubic meter increase in coarse particulate matter, asthma diagnosis increased by 0.6 percent, emergency room visits for asthma by 1.7 percent and hospitalizations for asthma by 2.3 percent.

«The key here is gravity separation, which efficiently separates the fibreglass from the resin by using the differences in their densities.

During the 10 - year follow - up, the bone density of all study participants weakened by an average of 4 %; however, the difference between the satisfied and the unsatisfied was as much as 52 %.

These differences in density are caused by the interplay of the solar wind — the constant stream of charged particles from the sun — and the interplanetary magnetic field that stretches across the solar system.

Back then, all stars needed to form was a primordial soup of mostly hydrogen and some helium atoms, perturbed by the effects of gravity on minuscule differences in the density of the gases, and the mysterious substance known as dark matter.

By looking at the density of singletons flanking more than 4 million DNA differences, Pritchard's team discovered that selection for all three traits occurred across the genome in recent millennia.

For instance, the difference in intelligence between an individual with, say, a brain that's 1,100 grams and one that's 1,400 grams (which could be found in humans) is confounded by other variables, including differences in density of neurons, other structural brain differences and socio - cultural factors.

In this case, shifts in song could either evolve and become fixed or simply be adjusted accordingly by individuals, with functional significance such that signal transmission is optimized in a new environment (e.g. differences in plant density in different forests).

density differences in water masses caused by temperature and salinity variations....

The best results in using bone meal to build strong teeth and bones in children are obtained by consuming bone meal during pregnancy and giving it to the child before their permanent teeth erupt — the reason being that the density of the tooth makes a large difference on whether teeth decay.

I think that your statement that the two tablets are «fairly close» is contradicted by the specs that you yourself list; for example, RAM in the Nexus is four times that of the miniPad, processing speed in the Nexus is 1.5 times that of the miniPad, the pixel density is almost double in the Nexus, and in the WiFi models there is no GPS in the miniPad, not to mention the cost difference.

Using a binomial density, the differences in the probability of a condition by sex class and breed group was calculated.

I suppose that with a sufficient change in the atmospheric density by the addition of a gas, one might expect changes in physical processes like thermal conduction and / or advection to make a difference but that isn't what the engineer was claiming by my reading.

This head difference may be caused by density, temperature, wind and / or coriollis effects, but never the less every element is moved by the relative position of the immediately adjacent elements in the stream.

The Atlantic overturning is driven by the differences in the density of the ocean water: when the warm, lighter water flows from south to north it becomes colder, denser and heavier, making it sink deeper and flow back southwards.

Density currents are also caused by differences in the amount of salt (salinity) on the ocean water.

Most certainly, however since we are in an inverted lapse rate at sea compared to the atmosphere the upper layers will not warm / thermal diffuse the lower layers due to a density problem induced by the temperature differences, hence the uppermost molecules will be agitated the most, which will lead to... evaporation.

18 Deep Currents Deep currents are caused by differences in the density of ocean water.

And I know it's density strongly affected by Solar Min and max - which make difference in decay rate of satellite [more dense this atmosphere quicker it decays due to drag.

It can be demonstrated by observation that convecting gas does rise, due to the density difference between the rising gas and that of the surroundings.

You seem to ignore that there is a density difference with height in gas pressurized by gravity, then apply principles that are density dependent.

At the same pressure density differences are determined by temperature differences (ideal gas law).

A mechanism that can account for the speed with which heat penetrates to such great depths is deep convection caused by vertical density differences.

To account for size differences between individual trees, sap flow rates (SF, cm3 h − 1) were transformed into sap flux densities (SFD, cm3 h − 1 cm − 2), dividing SF values by the individual sapwood area.

We can now use the relation F = P / A = - k * -LSB-(DT — dT) / dx — DT / dx) = k * dT / dx in order to estimate how much power density F will be retained within the water mass of the volume V = 1m ^ 2 * 0.05 m = 0.05 m ^ 3 due to the reduction of the initial temperature difference, DT, by dT = 0.000124 K.

How much of the daylight energy get released each night, and how much gets pushed west by the tradewinds and submerged due to salinity density differences as it goes west?

The increment in the screen size with the unchanged resolution has reduced the pixel density to 294ppi but the difference is quite low that users can not even judge by their eyes.

Areas with leaks will be visible in the pictures by differences in color density.