Question 1
Question
Which 3 of the following are more specific types of structures?
Answer
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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
Question 2
Question
Shell structures are hollow inside.
Question 3
Question
In a frame structure, the skeleton supports the weight of the other parts of the structure.
Question 4
Question
Mass structures are made by...
Answer
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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
Question 5
Question
Planning is extremely important when building a structure. Which of the following things need to be examined in planning?
Answer
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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
Question 6
Question
What are some of the things constructors need to think about while choosing a material for the structure?
Answer
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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
Question 7
Question
Joints can be...
Answer
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Rigid
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Soft
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Mobile
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Used by anyone
Question 8
Question 9
Question
According to the lesson notes, FORCE can do all of the following EXCEPT for...
Answer
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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
Question 10
Question
The Newton (N) unit is used to measure mass.
Question 11
Question
Which of these is NOT true?
Question 12
Question
An internal force acts on the outside of a structure. An external force acts on the inside of a structure.
Question 13
Question
Live loads are things/people/weather etc that can act on the structure. Dead loads are the structure itself.
Question 14
Question
Friction is a force that speeds up motion.
Question 15
Question
If a structure is STABLE, what does that mean?
Answer
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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
Question 16
Question
What is the "Centre of Gravity"?
Answer
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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
Question 17
Question
A gyroscope's axis is stabalized, so it never points in the same direction.