STRUCTURES - created from Mind Map Notes

NATURAL STRUCTURES

SHELL STRUCTURES EG: snail shell; honey comb; hornet's nest

FRAMEWORK STRUCTURES EG: spider web; animal skeleton; tree

MAN MADE STRUCTURES

FRAMEWORK STRUCTURES EG: tables and chairs;ladders;gates

MAN MADE SHELL STRUCTURES EG : egg containers; milk cartons; cans

FUNCTIONS OF STRUCTURES

to support and to hold

connect or close gaps or span cover or protect

for storage

GOOD STRUCTURES are

rigid - meaning they stay in shape.

strong - meaning they can withstand forces.

stable - meaning they can withstand the force of gravity

CAUSE OF STRUCTURE COLLAPSE:

Faulty or poor design;

incorrect joining

overload

inferior materials

faulty or poor construction

STRUCTURES

STRUCTURES - created from Mind Map