mass
Anonymous
it is a frame sturctures
a teepee is a frame structre
its a frame
A pop can is considered a shell because it is a hollow structure with a thin exterior wall. It does not have a solid mass throughout, like a solid frame.
mass
sheel
mass
eiffel tower is a frame structure.
shell because it is hollow and therefore represents the form of a shell which is also recognized as a shell structure
the Eiffel tower is a definite frame. if the tower had something over the frame it would be a mass so the Eiffel tower would never be a shell if it had the framing still inside of it.
mass structure, frame structure and shell structure
shell and frame