A structure must be built to be stable so that it will not \(\underline{\hspace{2cm}}\).
The \(\underline{\hspace{2cm}}\) the centre of gravity of an object, the more stable it is.
Which of the following is a material that is strong and not flammable?
The stability of the object increases when the base of an object \(\underline{\hspace{2cm}}\).
Which of the following is the strength of wood?
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