Sentences with phrase «oxygen in the air»

The computer adjusts the amount of fuel going into the engine based on the amount of oxygen in the air registered by the oxygen sensors.

Each hot particle then burned slowly as it reacted with oxygen in the air.

There is less oxygen in the air the higher you are above sea level.

More oxygen in the air would have contributed to better conditions in the womb.

Our new system can economically make NO from the nitrogen and oxygen in the air using only small amounts of electric power.

The altitude often causes insomnia or loss of appetite, and because there simply isn't enough oxygen in the air, athletes can't use their muscles intensely enough.

Over several days at high altitude, your body adjusts to the lower amount of oxygen in the air.

All that carbon combines with oxygen in the air to create carbon dioxide.

In cold environment there is more oxygen in the air, which increases the amount of «air» in the air - fuel mixture.

With less oxygen in the air at high altitudes, more incomplete combustion occurs - meaning greater quantities of soot from waste remain in the air.

This is within the range of vacuum - UV light — so named because while light of that energy can propagate in a vacuum, it is quickly absorbed by oxygen in the air.

And they found that the amount of oxygen in the air spiked each time smaller land masses collided to form a supercontinent, like Pangea.

Ajayan and Iijima believe that a chemical reaction between the carbon, lead and oxygen in the air unseals the tubes.

The results quantify the nature of gas molecules containing carbon, hydrogen, and sulfur in the earliest atmosphere, but they shed no light on the much later rise of free oxygen in the air.

Silver salt solutions (e.g. silver chloride, silver oxide, silver nitrate) often react with oxygen in the air when exposed to light, resulting in precipitates.

The main difference between running at high altitude versus running at sea level is that there's less available oxygen in the air at high altitude, says Kirk.

Rusty has the ability to ignite oxygen in the air and direct it as pyrotechnic blasts.

The percentage of oxygen in air remains essentially constant with altitude at 21 % up until 70,000 feet (21,330 m), but the air pressure (and therefore the number of oxygen molecules) drops as altitude increases — consequently, the available amount of oxygen to sustain mental and physical alertness decreases above 10,000 feet (3,050 m).

Enriched Air means the percentage of oxygen in the air mix is increased and the percentage of Nitrogen is reduced.

Most of these microbes produce a gas called dimethyl sulphide, which reacts with oxygen in the air above the sea and forms tiny solid particles.

Most of the weight IN THE CARBON DIOXIDE doesn't come from the gas, but FROM oxygen in the air.»

There's less oxygen in the air at higher altitudes, which may help the heart and lungs function more efficiently, the authors speculate.

Sprinkling the exposed surface (s) with lemon juice will help to prevent the browning that can occur when the flesh comes in contact with oxygen in the air.

An unpressurized cabin can trigger a sickle crisis because of the lower concentration of oxygen in the air.

The problem isn't the percentage of oxygen in the air, which stays relatively constant at about 21 % until about 70,000 feet — it's the lack of air pressure.

Sprinkling the exposed surface (s) with lemon juice will help to prevent the browning that can occur when the flesh comes in contact with oxygen in the air.

But by the late Palaeozoic, land plants had evolved, boosting the level of oxygen in the air to 21 per cent, the level found today.

In typical smelting processes, the sulfur would immediately bond with oxygen in the air to form sulfur dioxide, a significant air pollutant and the major cause of acid rain.

Most semiconductors react with oxygen in the air and form a disordered surface layer, which must be removed before growing these oxides on the semiconductor.

«This is the first successful use of oxygen in the air to oxidize methane under ambient conditions,» Ohkubo says.

For the last 100 million years or so, the concentration of oxygen in the air has hovered around 21 %, and the largest insect of this period had wings between 6 and 7 centimeters long, says Clapham.

Its fuel cell combines hydrogen from the tank with oxygen in the air, creating an electrochemical reaction that generates current to supply electric motors.

When alcohol was added, it reacted with the oxygen in the air, burning up and releasing heat.

This rewritable paper can be «printed» on with a stencil and UV light; it erases when exposed to oxygen in air or ozone.

The oxygen in air feeds the brain cells that enable us to think, the muscles that let us sit, stand and run, as well as hundreds of other...

Measuring pH lets us monitor the carbon cycle, which underpins the basic chemistry of the ocean and generation of oxygen in the air.

Heating wood or other fuel releases volatile vapors that can rapidly combust with oxygen in the air; the resulting incandescent bloom of gas further heats the fuel, releasing more vapors and perpetuating the cycle.

But we've found that a liquid metal alloy of gallium and indium reacts to the oxygen in the air at room temperature to form a «skin'that allows the liquid metal structures to retain their shapes,» says Dr. Michael Dickey, an assistant professor of chemical and biomolecular engineering at NC State and co-author of a paper describing the work.

It reacts easily with oxygen in air or water to form a coat of unsightly silver oxide.

As photosynthetic bacteria prospered and spread, the concentration of oxygen in air and water became abundant as early as Year 2.24 billion (see update from Bekker et al, 2004).

For example, the oxygen in air is made of two oxygen atoms (O2), but water is made of two hydrogen atoms and one oxygen atom (H2O).

Williams also warns that plastic wrap contains tiny holes invisible to the naked eye, which allows gases and oxygen in the air to pass through — so although great to cover the salad you're taking to the Sunday barbie, plastic wrap isn't the best option for long - term storage.

The amount of oxygen in the air that you breathe in is approximately 20.95 % by volume (the other major components of air are nitrogen, argon, and carbon dioxide at 78.08 %, 0.93 %, and 0.03 % by volume respectively).

If you consumed all of the oxygen that you breathed in you would expect to find that the amount of oxygen in the air that you breathed out would be 0 %, but it is typically in the 15 % to 18 % range, depending on what you are doing and a number of other factors.

There should be a minimum amount of air in the jar as the oxygen in air (air is about 20 percent oxygen) will «oxidize» and damage the juice.

Silicon is a natural and abundant earth element which combines with oxygen in the air to form minerals like quartz, mica and silica.