Sentences with phrase «at a constant temperature with»

Not exact matches

This malted barley is mixed with warm water and kept at a constant temperature to convert the starches into simple sugars.

This time, because I was working with a larger batch of chocolates, I failed at trying to keep the melted chocolate at a constant temperature.

My experience with making yogurt is that for the active culture to grow, it must be kept at a constant temperature of around 115 degrees.

These Canadian - made sleep sacks move with your baby and help baby sleep better by keeping them at a constant body temperature while sleeping.

At birth, this all changes and your baby needs to quickly adapt to the outside world: from weightlessness to gravity, from the warmth of your body temperature to the cooler room temperature, from the constant contact with you to the openness of the world.

Our year - round sleep bags with 2.0 tog to 2.5 tog help your child maintain a constant temperature throughout the night and are suitable for use throughout the year at room temperatures from 59 - 70 ºF.

These items are often sent with ice packs to ensure the contents are kept at a constant temperature.

With SAFEHeat technology which is a pending technology, the Kiinde Kozii Bottle Warmer can create a constant and frequent circulation of warm water, which helps make the bottle heat up at a smaller temperature than warmers of steam or hot water.

Then they mimicked desert conditions by feeding the cultured samples a salt solution, illuminating them with a 100 - watt lamp, and keeping them at a constant temperature of 33 degrees Celsius.

This so - called constant - composition commitment results as temperatures gradually equilibrate with the current atmospheric radiation imbalance, and has been estimated at between 0.3 °C and 0.9 °C warming over the next century.»

The facility has an 18,000 gal recirculating seawater system which supplies tanks in both indoor and semi-enclosed outdoor spaces with a constant supply of clean water at local environmental temperatures.

Cells were incubated at a constant temperature of 37 °C with 5 % CO2.

(I already experimented with this and it was difficult, even with constant stirring, to keep the top layer of milk at the right temperature.)

I'd like something I can travel with, not just something that works well sitting on my counter at constant room temperature.

With an eye to the future — in terms of both energy costs and environmental considerations — the education authority opted for a system utilising the heat always present at a more or less constant temperature in the «near - surface geothermal layer» underground.

Standard electric hot water tanks account for as much as 15 % of our home's energy use — with the average household paying about $ 550 each year just to heat their water; 25 % to 45 % (or approximately $ 140 to $ 250) is used just to maintain your home's hot water at a constant temperature.

In Patagonia year - round temperatures decrease as you travel southwards, with rain an almost constant feature as the naturally beautiful Tierra del Fuego at Argentina's southernmost tip is reached.

The works on display are: 432Hz (2009 - 2014), a wooden shell that contains honeycombs; Vorkuta (2003), a refrigeration chamber where the temperature of -30 °C contrasts with a chair maintained at a constant +37 °C by an internal thermostat; Mindfall (2004 - 2007), a container which contains a chair and tables, on which 21 electric motors turn on intermittently, one after the other, creating a sort of musical composition; Untitled (2003), a small iron room crossed by blasts of hot and cold air channelled into the space by powerful fans; and Sub (2014), a new work specially created for the exhibition at HangarBicocca, an assembly of aluminium and glass display units which the artist originally designed to exhibit her Inner Disorder (1999 - 2001) series of drawings.

Now since relative humidity remains roughly constant at the ocean surface and the air's capacity to hold water increases with temperature, relative humidity will actually decrease over land, particularly as one enters the continental interiors.

Scattering may also drive the distribution over polarizations toward an equilibrium (which would be, at any given frequency and direction, constant over polarizations so long as the real component of the index of refraction is independent of polarization) Interactions wherein photons are scattered by matter with some exchange of energy will eventually redistribute photons toward a Planck - function distribution — a blackbody spectrum — characteristic of some temperature, and because the exchange involves some other type of matter, the photon gas temperature (brightness temperature) will approach the temperature of the material it is interacting with -LRB-?

The heat source may have reached a constant temperature, but the Earth isn't necessarily at equilibrium with the new warmer environment yet.

In that case, while holding temperatures constant and non-photon material at LTE, along a path, absent scattering and reflection, the intensity is always tending to approach the local blackbody value; it will not actually reach the blackbody value if the temperature varies along the path with the same tendency.

Btu per cubic foot: The total heating value, expressed in Btu, produced by the combustion, at constant pressure, of the amount of the gas that would occupy a volume of 1 cubic foot at a temperature of 60 degrees F if saturated with water vapor and under a pressure equivalent to that of 30 inches of mercury at 32 degrees F and under standard gravitational force (980.665 cm.

Radiatively warmed (whether directly or indirectly through collisions) molecules are placed higher in the atmospheric column than can be explained just from their individual gas constants and once at that height have an enhanced cooling effect equal to their enhanced warming effect with a zero net effect on surface temperature.

Looking at the graph of temperature over the last 600 million years, it shows a fairly constant 22 °C with occasional dips for ice ages.

As you say «Simples» Think of the ocean as an open pot of warm water with constant heat input (TSI) at a level where water is held at constant temperature by evaporation and internal convection.

At a constant temperature, the amount of a given gas that dissolves in a given type and volume of liquid is directly proportional to the partial pressure of that gas in equilibrium with that liquid.

Here how it works: Think of the ocean as an open pot of warm water with constant heat input (TSI) at a level where water is held at constant temperature by evaporation and internal convection.

The corresponding working quasilinear wave equation for the barotropic azonal stream function Ψm ′ of the forced waves with m = 6, 7, and 8 (m waves) with nonzero right - hand side (forcing + eddy friction) yields (34) u˜ ∂ ∂ x (∂ 2Ψm ′ ∂ x2 + ∂ 2Ψm ′ ∂ y2) + β˜ ∂ Ψm ′ ∂ x = 2Ω sin ϕ cos2 ϕT˜u˜ ∂ Tm ′ ∂ x − 2Ω sin ϕcos2 ϕHκu˜ ∂ hor, m ∂ x − (kha2 + kzH2)(∂ 2Ψm ′ ∂ x2 + ∂ 2Ψm ′ ∂ y2), [S3] where x = aλ and y = a ln -LSB-(1 + sin ϕ) / cos ϕ] are the coordinates of the Mercator projection of Earth's sphere, with λ as the longitude, H is the characteristic value of the atmospheric density vertical scale, T˜ is a constant reference temperature at the EBL, Tm ′ is the m component of azonal temperature at this level, u˜ = u ¯ / cos ϕ, κ is the ratio of the zonally averaged module of the geostrophic wind at the top of the PBL to that at the EBL (53), hor, m is the m component of the large - scale orography height, and kh and kz are the horizontal and vertical eddy diffusion coefficients.

The right side of the wall is held at a constant temperature of 10 °C, as with the first few examples, but the other surface of the wall now has a constant input of heat and we want to find out the temperature of that surface.

Or for that matter a gas that is isolated at the top and in contact with a constant temperature reservoir at the bottom.

Also, a constant temperature with altitude means that particles at the top of the atmosphere have more momentum than particles at the bottom.

Lets just say that for large n, the energy distribution of the particles does indeed very well approximate a boltzmann distribution with a constant temperature at all altitudes.

Therefore with surface which remains at a constant temperature there would be very little in terms of packets air that rise and fall in circulation.

Correct, the climate is not a constant temperature at all times;D The only disagreement, is the notion that humans had ANYTHING to do with it.

Looking at other records such as ice cores shows very large and sharp spikes in the Holocene that can not be squared easily with the assertion of an essentially constant temperature as given ex cathedra to us by Marcott et al..

For example, FWIW Wikipedia tells me that a Stevenson screen needs to be painted every two years to keep a constant high albedo so that the temperature inside is in equilibrium with air at 2 meters, and not perturbed by some sort of radiative equilibrium with SWR.

Take the same 1 m cube with five sides perfectly reflective and the top a black body maintained at constant temperature containing 5,000 kg of water.

As I have explained, those sorts of things explain the slope of the line (how temperature varies with height... or at least a limit on how steeply temperature can fall with height) but it does not determine the constant «b» in the equation «y = m * x + b».

You need to consider not only how the temperature varies with height but what then sets the constant that tells you what the absolute temperature is at some height in the troposphere.

With a step change in temperature at the surface of the ice sheet, and assuming a constant thickness of 2 km, the time required for the mid-point of the ice sheet to reflect only 50 % absorption of the energy reflecting the temperature increase is... 159.5 years.

For the long - term experiment, the constant temperature regimes of the seawater bath were replaced with a seasonal cycle (adjusted monthly; see electronic supplementary material, figure S2) to match either historical mean monthly temperatures at the study site (ambient) or a warming scenario (ambient cycle +4 °C).

My code and sample results are at http://pastebin.com/jM4HjeeK The results do correspond in some way to the curves I've seen of lunary surface temperatures, except that the minimum temperatures are surprisingly constant with latitude.

The rock a short distance beneath the regolith remains at a constant temperature, constituting a heat reservoir with a huge capacity.

For instance, plotting against in an experiment with an abrupt forcing (such as 4xCO2) should give a straight line (red) if were constant, but instead there is almost always some curvature implying that temperature changes a more for the same forcing change after a century or so than at the start (blue line).

«If relative humidity stays constant — and that's what we expect with climate change — and temperatures go up, that means the amount of moisture in the atmosphere is increasing non-linearly,» says Tom Matthews, a climatologist at Liverpool John Moores University in the UK, who led the research.

I believe that if in the vacuum of space you place a blackbody object with (a) a constant (i.e., unchanging energy per unit time) internal thermal energy source, and (b) internal / surface thermal conduction properties such that independent of how energy enters the blackbody, the surface temperature of the blackbody is everywhere the same and you place that object in cold space (no background thermal radiation of any kind), eventually the object will come to a steady state condition — i.e., the object will eventually radiate energy to space at a rate equal to the rate of energy produced by the internal energy source.

The second would apply to something with a lot of mass that tends to stay at a constant temperature.

The fastest charging rate occurs from 10 % to 5 %, with a linear slope that begins curving at that current drop - off, where voltage starts remaining somewhat constant after a fast climb from 2V to over 3.5 V. Throughout this test, peak temperature hits 38 ° Celsius, which is significantly hotter than most other standards in this list.

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