The Centre of the tornado is the Eye.
Waterspout is the correct term. If a tornado forms on water by the same mechanisms that it would form on land (i.e. from the mesocyclone of a supercell) it is called a tornadic waterspout.
epicenter, ground-zero
His ship was called Centre Thorvald Viking Ship.
It depends on how strong the tornado is. If its a weak tornado then most likely it can not, but if it's a very strong tornado it is very possible that it can.
This space was called a forum. If it were in Greece, it would have been called an agora.
The center of a tornado is often referred to at its eye, though a true eye only forms in tropical cyclones (e.g. hurricanes). If such an eye-like structure is detected it is called the weak echo region.the center of a tornado is called the eye.
The process of a tornado forming is called tornado genesis. Usually a tornado is a funnel cloud before it touches down.
Debris appears to be "sucked in" to a tornado due to the strong inflow winds leading into the tornado's vortex. The low pressure inside the tornado combined with the high wind speeds can lift and carry debris into the storm. This creates the illusion of objects being pulled into the tornado.
A tornado is called a killer if it kills somebody.
its called the tornado tube
A tornado is called a waterspout anywhere that it forms on water.
Like a hurricane, the middle of the tornado is called the Eye.
Alley
Tornado Island
A tornado on water is called a waterspout.
The formation of a tornado is called tornadogenesis.
It is usually called a tornado shelter. It may be called a storm cellar if it is underground.