- Why do planes fly at 35000 feet?
- What is the most dangerous part of a flight?
- What is the lowest flying bird?
- How cold is it at 35000 feet?
- Can birds fly in the stratosphere?
- Why planes do not fly over Pacific?
- How long can a plane fly nonstop?
- What happens if a bird hits a plane?
- Do planes eject toilet waste?
- Why do planes suddenly drop when flying?
- Can a plane fly at 60000 feet?
- Are pilots scared of turbulence?
- Do airplanes fly above the ozone layer?
- What happens if plane flies too high?
- Can turbulence bring down an aircraft?
- What bird flies the highest in the sky?
- Do Planes fly over Mount Everest?
Why do planes fly at 35000 feet?
The “sweet spot” of flying is regarded as between 35,000 and 42,000 feet – too high and the oxygen becomes too sparse to fuel the engines, too low and the air resistance is greater.
This optimum height is linked to the usual weight of a commercial jet – that is, heavier planes fly lower, and lighter higher..
What is the most dangerous part of a flight?
Takeoff and landing are widely considered the most dangerous parts of a flight.
What is the lowest flying bird?
planet American woodcockAmerican woodcock (Scolopax minor) and Eurasian woodcock (Scolopax rusticola), are both relatives but found far from each other. They have many things in common including the slowest powered flight speed for any bird, 8 km/h (5 mph) during courtship displays.
How cold is it at 35000 feet?
At 35,000 ft. (11,000 m), the typical altitude of a commercial jet, the air pressure drops to less than a quarter of its value at sea level, and the outside temperature drops below negative 60 degrees Fahrenheit (negative 51 degrees Celsius), according to The Engineering Toolbox.
Can birds fly in the stratosphere?
The stratosphere contains roughly 20 percent of the atmosphere’s mass. Because bacterial life can survive in the stratosphere, this layer of the atmosphere belongs to the biosphere. Some species of birds have even been reported to fly in the lower levels of the stratosphere.
Why planes do not fly over Pacific?
The primary reason airplanes don’t fly over the Pacific Ocean is because curved routes are shorter than straight routes. Flat maps are somewhat confusing because the Earth itself isn’t flat. Rather, it’s spherical. As a result, straight routes don’t offer the shortest distance between two locations.
How long can a plane fly nonstop?
Planes can now fly for 21 hours non-stop.
What happens if a bird hits a plane?
If the bird hits the windshield, canopy, fuselage or even the wing of a plane , it can smash a hole and disrupt the air pressure inside the aircraft. … That could result in a loss of altitude and disruption of power or other flight-critical systems.
Do planes eject toilet waste?
Some lavatory excrement had leaked out.” Do airplanes ever dump their waste while in flight? Not intentionally. … (The noise may make it seem like the toilet is flushing your waste out into the atmosphere, but it’s not.) Under normal circumstances, the ground crew disposes of the sewage after the plane lands.
Why do planes suddenly drop when flying?
The plane may have run into clear air turbulence , which is caused by wind patterns with no visible warning in the sky or ability for aircraft radar to pick it up. … “Then all of a sudden the plane dropped and went sideways,” Szucs said, and people who weren’t strapped in “flew, hit the ceiling.”
Can a plane fly at 60000 feet?
Answer: The highest commercial airliner altitude was 60,000 feet by Concorde. The highest military air-breathing engine airplane was the SR-71 — about 90,000 feet. The highest airliner flying today reaches 45,000 feet. The highest business jet flying today reaches 51,000 feet.
Are pilots scared of turbulence?
In short, pilots are not worried about turbulence – avoiding it is for convenience and comfort rather than safety. In the best circumstances, pilots can forecast where turbulence is and steer clear of it. “We use met data and forecasts for jet streams to avoid potential areas,” the pilot said.
Do airplanes fly above the ozone layer?
Health Effects of Ozone Ozone is poisonous and, in high enough concentrations, can cause headaches, irritation to the respiratory system, and can harm lung function. Aircraft flying above the Tropopause may therefore be flying through air with high concentrations of Ozone.
What happens if plane flies too high?
When the plane gets too high, there is insufficient oxygen to fuel the engines. “The air is less dense at altitude, so the engine can suck in less and less air per second as it goes higher and at some point the engine can no longer develop sufficient power to climb.” …
Can turbulence bring down an aircraft?
The Plane Isn’t Going to Crash. Planes are built to withstand most turbulence. … And in the case of more extreme turbulence, which would ideally be navigated around, your pilot is able to bring down the plane’s speed to a safe velocity, so your plane won’t be damaged it passes through the disturbances.
What bird flies the highest in the sky?
Asian gooseThe world’s highest flying bird is an Asian goose that can fly up and over the Himalaya in only about eight hours, a new study finds.
Do Planes fly over Mount Everest?
According Debapriyo, most commercial airlines avoid flying directly over the Himalayas. This is because “the Himalayas have mountains higher than 20,000 feet, including Mt Everest standing at 29,035 feet. However, most commercial airplanes can fly at 30,000 feet.”