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easy! get some balsa wood and a modeling knife!and cut out a simple shape!balsa wood is ok because it is light in weight, however, if your rocket has a crash landing the fins will not likely survive. I suggest something a bit more sturdy. on some rockets i have used chucks of CDs as fin material (they're harder to snap than you would think) i would also suggest arrow glue ( like the glue for Archery arrows) as an adhesive for fins shape? i would check out this web site. the fin designs are not difficult to create and the shape is backed up by the Reynolds number don't know if you know any thing about that

http://www.apogeerockets.com/technical_publication_16.asp.

best of luck! :]

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Why do you use fins and cone for a bottle rocket?

You use fins and a nose cone on a bottle rocket because the cone reduces the drag on the rocket, and the fins help stabilize the rocket.


How do you built a rocket?

You use a Launch Lug, Parachute, Removable Solid Rocket Engine, Parachute Lines, Fins, Body Tubes, Nose Cone Payload (removable), Engine Mount (fixed), Shock cord, and Recovery Wadding.


Will it still work when my radiator fins for CPU cooler are damaged?

That will depend on the degree of the damage to the fins. If some of the fins are slightly bent there should be no problem at all. On the other hand if several of the fins are broken off the cooling will probably not be adequate, Is the microprocessor's internal temperature sensor reporting an unusually high temperature (this is the easiest way to tell if cooling is working right or not)?


Are long or short and stiff or flexible fins most efficient when swimming while pulling a raft behind?

this is totally a personal preference. i love my very short FORCE FINS but others love their very long freeDiving fins. many factors influence a person fin preference because of individuals swimming preference, FORCE FINS use more of the calf muscle similar to short bicycle strokes, whereas a paif of long freeDiving fins use more of the whole leg. if you ask me; FORCE FINS if you ask my dive buddy: Apollo Bio-fins somebody else; a completely different answer in general though, universally; the SCUBAPRO JET FINS is the most powerful fin


What material are cooling fins?

Aluminum or copper.

Related Questions

What is the best fins for the bottle rocket?

the best fins for a bottle rocket is having four fins located at the bottom of your bottle rocket the shape of long triangles ! ! ! :) hope it helps !


Why do you use fins and cone for a bottle rocket?

You use fins and a nose cone on a bottle rocket because the cone reduces the drag on the rocket, and the fins help stabilize the rocket.


Does a water bottle rocket fly with more fins?

Yes as it control the dirctions of the rocket.


How many fins to be attached to the water bottle rocket?

3


How many fins should a water rocket have?

A water rocket should probably have three to four fins.


Why do bottle rockets have fins?

Bottle rockets have fins to provide stability during flight. The fins help keep the rocket flying straight by preventing it from tilting or spinning, which can affect its trajectory. This design allows the rocket to travel in a more controlled manner.


Why should you choose to put four fins on a pop bottle rocket?

3 are sufficient. Adding more will just create atmospheric drag and slow the rocket down.


Would having more fins on a bottle rocket be better?

Fins are used to help keep a rocket stable. The only way to find out if more fins will make it more stable is by testing it.


On a pop bottle rocket how should the fins be cut?

They should be cut into triangles and place perpendicular to the rocket. This will give it greater stability when if flies into the air. Place the narrowest part of the triangle towards the top of the bottle and the widest part towards the bottom.


How many fins must be attached to the water bottle rocket to give it the longest airborne time?

3 t05 fins


What material of the fins for water bottle rocket will give the longest time?

plastic or paper


How do you make a bottle rocket spin?

Angle the fins so it spins, like a screwdriver