Structures
Metal can be strong, but if you bend a staple or a paperclip back and forth, eventually it will weaken and break. This is mainly due to
metal fatigue
This force is always acting in the opposite direction of an applied force
How is force represented
friction
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When you put your hands on your desk and put all your weight on them, then try to move them forward, your hand resists movement because of
friction
The property that describes how easily a material can be shaped is
The property that describes how easily a material can be made into wires is
plasticity
ductility
Where is Mr. Diaz from
Mexico
A frame structure like your skeleton is made up of very strong materials so they can support the
organs
take the form of buckling, shearing, separating of components, and deformation.
structural failure
Bending or tearing a certain material, by pressing on different parts, in opposite directions, at the same time. The force you are creating is called
shear
We can join structural components through ________ or ___________
friction, bonding
What is Mr. Diaz favourite music genre
Rap
Gluing layers of a material together to create a strong bond
the process of forming a material into wave-like ridges or folds
lamination, corrugation
What are the three things that affect force?
Magnitude, Location, Size
Internal stresses can change the shape of a structure. This change of shape to a structure is called
deformation
On Mercury, compared to Earth, your _______ will change but _______ stays the same
weight, mass
What position did Mr. Diaz play in football
CB/DB
Sun-baked “Adobe” brick houses are usually found where the climate is
hot and dry
Complementary forces happen when different kinds of forces act on a structure at the same time. An example of a complementary force is
bend
structure would have the greatest stability would have a _____ centre of gravity and a _______ base
low, large
Inukshuk is an unique symbol of Inuit culture, always pointing the way home. To anyone who encounters these manufactured structures, their purpose is to
guide travelers
Which two schools did Mr. Diaz student teach at?
BOB, All Saints
Sod houses were common in the prairies and were used by
settlers
At birth, a baby has 350 bones. As the baby grows, the total number of bones in the body is reduced to 206 because of
fastening
The mass of a gold chain is 452 g (0.452 kg). Its weight would be
4.52 N
The leaning tower of Pisa in Italy built is an example of a structure where there was a lack of planning in a particular area, eventually causing the building to tilt. What was the cause of the lean?
unstable foundation, the soil was unable to support the heavy structure
What brand of car does Mr. Diaz drive
Audi