1 Answer

Answer :

Leonardo da Vinci made a model of an airplane by watching birds fly.

Related questions

Description : A model airplane flies over the ocean in level flight at an altitude of 19.6 meters. How long does it take a bomb, dropped from under the wing, to impact the water?

Last Answer : ANSWER: 2 SECONDS

Description : What makes watching airplane taxiing so relaxing?

Last Answer : I find anything relaxing that takes my mind away from the anthill of human life – whether it be landscape, the buzz of machinery, or the glow of a fire. Perhaps airplane taxiing is similar.

Description : What kind of birds jump out of airplane?

Last Answer : the brave ones.

Description : What kind of birds jump out of airplane?

Last Answer : the brave ones.

Description : How does this airplane fly?

Last Answer : Your link wouldn’t open.

Description : What should I do if I have ear congestion and I need to fly in an airplane?

Last Answer : I get the same thing even when healthy. My ears are fucked. My old roommate suggested these. Not perfect but helped a lot. And normally on every landing I went deaf and it hurt like hell. Even with those it still sucks, but it sucks a lot less. edit :: drunk

Description : Is it difficult to fly an airplane?

Last Answer : I’m not sure, but from what I understand (I’ve never flown) is that it’s not so much hard to fly as it is to take off and land the actual aircraft.

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Last Answer : A cloud.

Last Answer : Jojoba oil can be used to fly aircraft.

Last Answer : Aircraft run on fuel ...

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Last Answer : Feel Free to Answer

Description : How hard is it to fly a RC airplane?

Last Answer : It is best to get flying lessons so you do not destroy an RC airplane because it is difficult.

Description : If you traveled by airplane from Sacramento California to Denver Colorado which states would you probably fly over?

Last Answer : If you traveled by airplane from Sacramento California to Denver Colorado which states would you probably fly over

Description : Where can I buy model airplane paint online?

Last Answer : You can buy model airplane paint online at http://www.scalehobbyist.com/. You can also buy model airplanes and other accessories there.

Description : What airplane model is the most popular?

Last Answer : The most popular airplane model that they have out there today would be the diecast models . All different places sell them and you can find them online in all different places for different prices.

Description : How long until baby birds fly out of the nest?

Last Answer : Usually 2 weeks, then they can fly on their own

Description : Why do birds fly in strange, orbiting circles?

Last Answer : some birds (of prey and vultures) circle like that in an updraft to gain altitude without much energy expended so they can then continue soaring around watching for food.

Description : Why do birds fly?

Last Answer : answer:Why is the sky blue? Try asking “how”, and your question will be a smidgen closer to Ask-public-quality. Even then you will get sent to Wikipedia.

Description : Are wings all that birds need to fly?

Last Answer : One word. Aerodynamics. Same reason a truck with wings can’t fly.

Description : Two men and two women, all carrying loaded shotguns, drove to a field where they planned to shoot as many birds as possible. The four had absolutely no desire to eat any of the birds they were ... who happened to witness the onslaught, gave the four a loud round of applause for the entert -Riddles

Last Answer : The birds the four were shooting at were pigeons ——— clay pigeons. The four were at a public shooting range, and when each of them yelled “pull”, a clay pigeon was catapulted into the air for their target practice.

Description : Why do birds fly south? -Riddles

Last Answer : Because it's too far to walk.

Description : Do all birds fly?

Last Answer : no all birds do not fly

Description : Why birds can fly easily ?

Last Answer : The body of the bird is covered by feathers. The bones are light , hollow and airy, and the lungs have air sacs, so birds can get up easily.

Description : How do birds fly in the sky ?

Last Answer : Birds fly in the sky with their wings as they have air sacs with their lungs.

Last Answer : Ruffles Griffon Most High up To fly Can

Description : This puts them in one place. What is the point of this? Why are they doing it?

Last Answer : With less energy investment, they can look at the area and strike at their victim. They also used to relax.

Description : Why do birds fly in V formations?

Last Answer : streamline

Description : Which birds fly in groups called skeins?

Last Answer : Geese

Description : Which birds ‘fly' under water?

Last Answer : Penguin

Description : What are the adaptations that enable a bird to fly? OR Make a list of the main flight adaptations in birds.

Last Answer : a) Streamlined body b) Forelimbs modified into wings. c) Arrangement of feathers on wings to provide the lift.

Description : Migratory birds fly to far away during particular time of year. Which of the following conditions present in their habitat during that time are responsible for this behaviour? i) unavailability of food ii) extreme weather conditions iii ... area . a) ii and iii b)i and ii c) i and iv d)ii and iv

Last Answer : d)ii and iv

Description : What is that small little hole at the bottom of airplane windows?

Last Answer : the failsafe pane vent. the little hole allows cabin air to flow into the space between it and the outer pane. if the outer window fails, the air between blows out and the inside pane keeps the cabin (relatively) sealed.

Description : If a bomb dropped from an airplane explodes in mid-air _______. (1) its KE increases (2) its total energy increases (3) its total energy decreases (4) its total momentum decreases

Last Answer : (1) its KE increases Explanation: The kinetic energy of an object is the energy that it possesses due to its motion. It is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity.

Description : What is the best Lazy-boy recliner model for a guy who intends to spend days playing video games, drinking and simply vegging out in front of theTV watching movies and the History channel?

Last Answer : answer:I used to sell La-Z-Boys, so I know a little about them as long as my memory holds. Leather will last longer, unless you have a cat. They like to eat leather, and of course, they like to ... fit your upper body, too. Your head should have a soft cushion to rest on when the chair is reclined.

Description : What is the wheel of an airplane made of ?

Last Answer : Airplane wheels made of rubber.

Description : So, if you took an Airfix/Revell aeroplane model and put an engine and remote control on it, would it fly?

Last Answer : answer:Hmm. That's an interesting question. Since it's a model of a functional aircraft, you'd think that it ought to. However, I wonder if the airfoils on the model are true-to-scale and finely enough ... deal with a three-way ratio: power : weight : airfoil surface. Can't wait to see the video!

Description : Where are the best places to fly radio controlled model airplanes?

Last Answer : Good places to fly RC model airplanes include a vacant lot, a local RC flying club, a public sports complex or the park down the street. http://www.rc-model-airplanes.com/articles-and-tutorials/26-hobby-help/59-where-to-fly-rc-airplanes

Description : How much energy do birds expend while flying? Is there a comparable human exercise?

Last Answer : I would imagine the energy exerted was proportional to the flapping of their wings. It probably takes a significant amount of energy to take flight but once they are airborne at a good cruising ... off and landing is probably like windpsrints. This is all conjecture as I am not an ornithologist.

Description : How to fly a plane ?

Last Answer : : High pressure of the air below the wing will help the plane to float in the air by eliminating the weight + gravity. This is how the process is done. And the job of the engine is to pull the plane ... air flow on the wings is so high that it can generate a lift to cancel the weight of the plane.

Description : Why does the plane fly in the sky and its shadow does not fall on the ground ?

Last Answer : The shadow falls when the plane flies in the sky , but the shadow is created for us to see if the position of the plane is subject to certain conditions. As the light source and the position of the object are ... in the middle of the day, the shadow of a kite / crow or a big bird is visible to us.

Description : The bats can fly in the dark because – (1) They can see the objects in darkness (2) They have weak legs and are likely to be attacked by predators (3) They generate flashes of light (4) They generate ultrasonic sound waves

Last Answer : (3) They generate flashes of light

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Last Answer : (3) greater than the speed of sound Explanation: The regimes of flight are subsonic, transonic, supersonic and hypersonic. Vehicles that fly at supersonic speeds are flying faster than the speed of sound. The speed of sound is about 768 miles per hour (1,236 kilometers per hour) at sea level.

Description : Why do brads not have respiratory trouble at the time of flying at high all? (1) Their lungs are very large (2) They fly inactively (3) They have extra air sacs (4) They use less

Last Answer : (3) They have extra air sacs Explanation: The avian respiratory system delivers oxygen from the air to the tissues and also removes carbon dioxide. In addition, the respiratory system plays an ... play an important role in respiration (but are not directly involved in the exchange of gases).

Description : Supersonic plane fly with the speed - (1) less than the speed of sound (2) of sound (3) greater than the speed of sound (4) of light

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Description : Why do brids not have respiratory trouble at the time of flying at high altitude ? (1) Their lungs are very large (2) They fly inactively (3) They have extra air sacs (4) They use less oxygen

Last Answer : They have extra air sacs

Description : The bats can fly in the dark because (1) they can see the objects in darkness (2) they have weak legs and are likely to be attacked by predators (3) they generate flashes of light (4) they generate ultrasonic sound waves

Last Answer : they generate ultrasonic sound waves

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Last Answer : They don’t work.

Description : How important do you think it is that you dress a certain way on an airplane?

Last Answer : I would never wear something like that personally unless it was a local beach type cover up, etc… But I’m not sure it’s the airlines flight to not have specific rules about clothing, either. Get the list right or leave people alone.

Description : How many people, in the world, have died or been injured from the automobile and airplane?

Last Answer : 247,985,962. No. No one knows this. Not even close. For example, historians can't even agree on how many people died during the Second World War, and many of those involved automobiles and ... the activity of people all over the world over the last 120+ years, much of which is undocumented.

Description : Besides jumping out of an airplane with them, what else can I do with two, outdated MC-4 Parachute Canopy units?

Last Answer : Sell them on eBay.