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Take the folding method of paper airplanes that do not fall as an example, and the specific folding steps are as follows:
1. First of all, you need to find an A4 size piece of origami. Fold it in half along the long side, then fold the left and right upper corners along the middle line.
2. Then, continue to fold down the upper left and right corners along the middle line.
3. Fold the top and bottom in half so that the tip of the triangle is aligned with the midpoint at the end.
4. Next, like the figure below, fold the bottom of the triangle a little up.
5. Then go on both sides, then put the triangle down and move it to the opposite direction.
6. Fold up and down in half along the middle line.
7. Fold down on both sides to become the one in the picture.
8. At the bottom of the plane, fold a short section.
9. On the other hand, a paper airplane with complex advantages is done, and it can fly far, far away.
10. A complex paper airplane is ready.
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If you want a paper airplane to fly far, you must try to fold it symmetrically on both sides, if it is not symmetrical, the plane is easy to turn, and it will not fly far.
In addition, the ratio of wings to the fuselage should be appropriate. The fuselage is small and the wings are large, and the lift of the aircraft is enough, but the center of gravity is raised, and the plane thrown out is easy to float.
With a large fuselage, small wings, and a center of gravity shifted too downward, the plane is like a dart, full of inertia, but it loses the ability to fly and glide, as if it is a ball of paper thrown out. The correct and reasonable ratio of wings and fuselage depends on the shape of the paper airplane and the texture of the paper, and the best ratio can be found by trying a few more times.
Pay attention to the balance between the front and rear, the nose is too heavy, and the plane is easy to plunge headlong on the ground; The nose is too light, and it is easy to cause the nose to tilt, resulting in stalling. By adjusting the shape of the paper airplane, or by cutting it appropriately with strips of paper or tape.
Finally, the throwing of paper airplanes is also very particular: do not throw crosswind, otherwise it is easy to be scratched off; There is also not enough power to throw downwind: it is better to throw against a not too strong headwind, the angle of the throw is slightly greater than the horizontal angle, about 15 degrees, the plane should be sent forward smoothly, and it will not be taken out naturally until the last moment, so that it will fly the farthest.
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The paper airplane fold is as follows:
<>7. Pinch the middle line and turn the paper airplane in Figure 6 over, and the paper airplane is folded.
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The paper airplane fold is as follows:1. Fold the paper in half along one side.
2. The other side is also folded in half.
3. Fold in half along the previous crease after opening.
4. Then the upper corner is folded down along the crease.
5. The corners of both sides are folded to the middle.
6. Fold the entire aircraft in half.
7. Fold the wings to both sides, and the folding position should be aligned with the corners at the end.
8. Such a paper airplane is folded.
Aircraft introductionAn airplane refers to a heavier-than-air aircraft with one or more engines that generates forward thrust or pull, and lift is generated by the fixed wings of the fuselage, flying above, in the middle and lower layers of the atmosphere. Aircraft can be divided into two categories: military aircraft and civil aircraft, military aircraft refers to aircraft used in various military fields, while civil aircraft refers to all non-military aircraft (such as passenger aircraft, cargo aircraft, agricultural aircraft, sports aircraft, ambulance aircraft and experimental research aircraft, etc.).
The airplane was one of the most significant inventions of the early 20th century, and is generally recognized as an invention by the Wright brothers, who were Americans. Their flight on December 17, 1903, was recognized by the Fédération Internationale de l'Amanutical (FAI) as "the first controlled, sustained powered flight of a heavier-than-air aircraft", and in the same year they founded the Wright Aircraft Company. Since the invention of the airplane, the airplane has increasingly become an indispensable tool of modern civilization.
It profoundly changed and affected people's lives, and started the history of people's conquest of the blue sky.
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Hello dear, there are three tricks for paper airplanes to fly far away: 1Shape design:
A good paper airplane has a good aerodynamic design that can improve the flight distance. Mainly: wide leading edge, thin airfoil, small, triangular leading edge, complex shape and so on.
2.Folding method: The correct folding method is also the key to the flight distance of the paper airplane.
It can be folded evenly, which will allow the paper airplane to maintain its shape stability, allowing it to fly farther in the air. 3.Throwing Skills:
Reasonable throwing skills also have an impact on the flight distance of the paper airplane, and it is necessary to give the paper airplane a moderate force to throw, the hand joints are stiff, and the angle of the throw is important. In addition, paper airplanes can also be used with additives, modifications and other measures to adjust the aerodynamics and improve the flight range. For example, it is possible to add additions such as propellers, propeller fragments, stones, etc., to the wing parts of paper airplanes to improve their aerodynamics.
The wingtips can be made of triangular vertical wings with pieces of paper to speed up the airspeed of the paper airplane; At the root of the wing, you can use tape bricks or metal nails to the flaps to increase the wind strength and stability of the paper airplane.
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As follows:
1. First of all, you need to find an A4 size piece of origami. Fold along the long side and then fold the left and right upper corners along the middle line.
2. Then, continue to fold down the left and right upper corners along the middle line of the seepage.
3. Fold the top and bottom in half so that the tip of the triangle is aligned with the midpoint at the end.
4. Next, like the figure below, fold the bottom of the triangle a little up.
5. Then go on both sides, then put the triangle down and move it to the opposite direction.
6. Fold up and down in half along the middle line.
7. Fold down on both sides to become the one in the picture.
8. At the bottom of the plane, fold a short section.
9. On the other hand, a paper airplane with complex advantages will be made of nuclear land, and it can fly far, far away!
10. The paper airplane is ready.
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The fold of the paper airplane flying far is as follows:Tool: Square handmade paper.
1. Fold the paper in half and fold the paper in half.
2. The two adjacent sides are folded in half along the Zhongshi auspicious line.
3. Fold the top corner upward.
4. Fold it down again.
5. Fold both sides along the edge.
6. Both sides are folded along the midline.
7. Fold both sides in half along the midline.
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Paper airplanes should fly far and fast, there are a few points to pay attention to: 1) Try to fold the two sides symmetrically, if it is not symmetrical, the plane is easy to turn, and it will not fly far; 2) The ratio of wings to the fuselage should be appropriate.
The fuselage is small and the wings are big, and the lift of the plane is enough, but the center of gravity is raised, and the flying plane is easy to flutter; The fuselage is large and the wings are small, the center of gravity is too downward, and the plane is like a dart, full of inertia, but it has lost the flight and gliding itinerary, as if it is a ball of paper thrown out.
The correct and reasonable ratio of wings and fuselage depends on the shape of the paper airplane and the texture of the paper, and the best ratio can be found by trying a few more times. 3) Pay attention to the balance between the front and back.
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Here's how to fold a paper airplane and fly far:
If you want to fold the farthest paper airplane, you need to consider 4 factors: paper. The weight of paper is measured in reams, and 1 ream is 500 sheets of paper.
The average weight of printer paper per knife in the United States is 20 24 pounds, about 10 kilograms. According to Guinness World Records, 100 grams per square meter, or about pounds (12 kilograms) of paper, are allowed.
The flight distance of a paper airplane is directly proportional to the weight of the paper. Usually A4 size paper is heavier. The current record of the farthest flight of paper airplanes was designed by John Collins, who says it would be better to use paper with a copy on it.
The reason is that during the copying process, the heat inside the photocopier makes the paper hard, and in addition to this, the ink used for copying is not ink in the usual sense, but a layer of tiny plastic particles. The combination of the two makes paper more suitable for origami airplanes.
However, this does not mean that waste paper discarded in the copy room can be used freely, especially printing paper, because the ink of the printing burner will penetrate into the fibers of the paper, which will destroy the fibers of the paper and cause the texture of the paper to change.
Air buoyancy and center. No matter what kind of paper airplane, there are two main forces that need to be taken into account when flying: air buoyancy and drag.
If you want the paper airplane to fly farther, you need to make sure that the air buoyancy of the paper airplane is greater than the drag experienced during the flight. The faster the speed of the paper airplane, the greater the buoyancy of the air and the more drag it counteracts, so that the paper airplane will fly farther.
Generally, the tail of the paper airplane will be slightly bent upward, and on the premise of ensuring the speed, the air turbulence at the tail of the paper airplane will produce downforce to make the tail downward and lift the nose, so that the paper airplane will fly farther. In addition to this, the wings are bent upwards, which is called the upper reverse angle, which helps the paper airplane correct its attitude during flight and keep it flying smoothly in the air.
Where to fly paper airplanes. It wasn't easy to find a large enough site to fly the paper airplane, and John Collins, the designer of the paper airplane with the current longest flight distance, chose an airbase to complete the record. Of course, there are also weather factors, the best weather for paper airplanes to fly is the air temperature is 11 17 degrees Celsius, relative humidity 25 30%, if the air density is too dense or the feet are large, the wings can not withstand it, and the paper airplanes will fall.
The power of throwing paper airplanes. You don't need brute force like a baseball pitcher or a quarterback in Major League Football to throw a paper airplane, but you need to use as hard as a javelin. John Collins' paper airplane pitcher Joe Ayoob spent 18 months setting a new world record in order to throw the paper airplane in the perfect condition.
Paper airplanes want to fly far and fast, there are a few things to pay attention to: >>>More
This is someone else's before me, copy it.
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Lay the paper, fold the paper so that the top and left sides of the paper coincide, note that the edges must be aligned. Collins. >>>More