No. Tornadoes can range from narrow, threadlike vortices to cones to enormous wedges. See the related links for pictures.
No. Tornadoes vary in shape. While the classic shape of a tornado is that of an elongated cone or elephant trunk, tornadoes may appear as balls of dust, massive wedges, and nearly perfect vertical columns. Some tornadoes even have multiple funnels.
Tornadoes generally don't have a spiral shape. But the winds in and near a tornado always move in a spiral pattern.
All tornadoes are produced by thunderstorms.
Tornadoes are generally funnel or cone shaped.
Yes, tornadoes often change in appearance.
Yes. All koalas are essentially the same shape.
Are all orbits the same shape????
the shape is a regular shape if it has all the same angles and side lengths.
All tornadoes have a common origin and are therefore basically the same. However the number and strength of the vortices produced can vary.
a cube
Yes, of course there can be two tornadoes at the same time.
No they are not