Questão 1
Questão
Which 3 of the following are more specific types of structures?
Responda
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Natural Structures
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Mass Structures
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Manufactured Structures
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Frame Structures
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Shell Structures
Questão 2
Questão
Shell structures are hollow inside.
Questão 3
Questão
In a frame structure, the skeleton supports the weight of the other parts of the structure.
Questão 4
Questão
Mass structures are made by...
Responda
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Hammering wood together
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However, only it has to be large and heavy
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However, but the materials have to be piled up
Questão 5
Questão
Planning is extremely important when building a structure. Which of the following things need to be examined in planning?
Responda
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Safety requirements
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Beauty
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Funcion
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Materials
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Colour and Texture
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Fasteners or joints
Questão 6
Questão
What are some of the things constructors need to think about while choosing a material for the structure?
Responda
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Cost
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How it feels
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Enviromental Impact
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Appearance
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How much energy it uses
Questão 7
Responda
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Rigid
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Soft
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Mobile
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Used by anyone
Questão 8
Questão 9
Questão
According to the lesson notes, FORCE can do all of the following EXCEPT for...
Responda
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Start an object moving with a push or pull
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Slow down an object
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Cause a change in direction
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Stop an object moving in less than .14 seconds
Questão 10
Questão
The Newton (N) unit is used to measure mass.
Questão 11
Questão
Which of these is NOT true?
Questão 12
Questão
An internal force acts on the outside of a structure. An external force acts on the inside of a structure.
Questão 13
Questão
Live loads are things/people/weather etc that can act on the structure. Dead loads are the structure itself.
Questão 14
Questão
Friction is a force that speeds up motion.
Questão 15
Questão
If a structure is STABLE, what does that mean?
Responda
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It is less likely to tip over
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It is not possible for it do get destroyed
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It is a place where animals live
Questão 16
Questão
What is the "Centre of Gravity"?
Responda
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Where a body's mass is concentrated
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The center of the universe
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The middle of the earth
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The place in a structure where particles move the most
Questão 17
Questão
A gyroscope's axis is stabalized, so it never points in the same direction.