Structures and Forces

An object that provides support is called ________.

• a structure
• a design
• the base
• supportive

The strongest structural shape is _________.

• rectangular
• arched
• square
• triangular

The function of a structure refers to ___________.

• its overall design
• its use or purpose
• how it is built
• the technological requirements

The caps of most mushrooms are hollow.  What kind of structure would they be classified as?

• Shell structure
• Solid structure
• Frame structure
• Whole structure

In a structure, the function of a beam is to ____________.

• provide strength and distribute the force of the load
• provide an interesting look or texture
• distribute force from the load to the ground
• join two materials together without the use of glue

What makes igloos strong?

• They are natural structures.
• The igloo is a mass structure.
• The coldness makes everything stay in a solid state.
• The forces acting on the igloo are distributed equally in all directions.

The species of mushroom commonly known as Morel is found in the Albertan aspen forests near sources of nitrogen.  The centre of the mushroom is solid.  As such, it should be classified as a _____________.

• Shell structure
• Solid structure
• Frame structure
• Whole structure

In hot dry climates, homes are traditionally constructed of ___________.

• sun-baked brick, clay or mud
• bamboo
• long grasses woven together
• long poles and canvas covers

Characteristics which are important in structures are ___________.

• function, design, aesthetics
• form, function, and design
• seasonal demands and functions
• climate, aesthetics and design

Two essential characteristics of effective structures are _____________.

• to stay warm and dry
• to remain stable and be mobile
• to provide protection and remain stable
• to provide protection and security