because the suface tension can only stretch into an circle
Most efficient use of space. More volume inside than any other configuration.
For free and faster movements
The reason that is taken into consideration is that the round objects have a shape which will exactly oppose the gravitational force due to the reason that the contact area in the circular shape is at a single point. ANY SUGESSIONS AND IMPROVEMENT FOR THE ANSWER IS ACCEPTED.
Water has no shape, it is a liquid. By gravity it naturally fills any space of any shape that it flows into.
actually bubbles can be almost any shape, it depends on how it is built up, or how it was blown. or your question may be how come bubbles cant be spheres in which case it can be.
There is no reason why it should be round, simply a matter of tradition. Also, a round opening suites the curves of the body of the guitar is better than any other shape.
yes because it is like any other object if you change the shape you change the surface area
The same as they do in any other beer glass - it's just that the distinctive shape concentrates the aroma near the top of the glass.
Well a circle is a round shape, like an O, it does not have any corners, its just round, like a round pizza. hehe my friend wrote that!!! GO MEGAN!
Can be any shape It is the edge of something So perimeter of a property can be round or square or irregular
gosh i dont know
Ukuleles are seldom round. Normally they have a figure 8 shape like a guitar. It can be a sort of oval that looks like a pineapple. Any shape could be used.