Sentences with phrase «upward moving air»

Not exact matches

The study also shows that the thin air at higher altitudes helps birds fly faster, and that the faster a bird rises upward in the air, the slower they move forward.
Gently and slowly expel the air bubble by moving the plunger upward.
The airfoil shape of the wing causes air to move faster over the top of the wing than below, resulting in an upward lift from the slower moving air beneath the wing.
The air cools and expands as it is mixed and moves upward, and this cooling increases the relative humidity.
Surface air also moves upward into the troposphere at the boundary between the Ferrel Cell and the Polar Cell.
When an air parcel occasionally moves upward, its pressure changes as prescribed by the ambient conditions (e.g. of hydrostatic equilibrium).
Once it expands it pushes against the adjoining parcels so pressure increases in the horizontal plane but pressure in the vertical plane remains the same so the expanded and lighter air parcel moves in the direction of least resistance which is upward.
It might be tempting to say air molecules are «committed» to move upward because the net speed is 1 m / s.
Warm air must be moving upward somewhere.
High Ceilings with Transoms Above Doors: High celings help to move hot air upward (remember, hot air rises and cold air sinks...).
Because water vapor is lighter than dry air (mostly nitrogen and oxygen), that layer of air can move upward in the attic.
Above the tweeters, there's a six - microphone array that allows the HomePod to hear spoken Siri commands even when loud music is playing, and above the microphones, there's a 4 - inch upward - facing Apple - designed woofer that has a powerful motor to move a lot of air, resulting in deep bass.
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