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WorksheetsStructures: Internal and External Forces
Total questions: 18
Worksheet time: 12mins
What is a force?
A push or a pull that causes an object to change its movement or shape.
A push or twist that causes an object to change its movement or
Something from Star Wars
A push that causes an object to change its movement or shape.
Compression is a force that ________
squeezes material together
twists materials
pulls materials
rips materials
What type of force is torsion?
Twisting
Pushing
Ripping
Pulling
What type of force is shear?
Twisting
Pulling
Ripping
Pushing
Gravity is a force that is caused by the Earth pulling objects towards its centre?
True
False
Tension is a twisting force?
True
False
The size, direction and the location of where the force is applied are all factors that can effect a structure.
True
False
External forces such as extreme weather pose a constant threat to the structural reliability of structures.
True
False
How does a structure maintain structural reliability?
When the internal forces of a structure are greater than the external force
When the external forces of a structure are greater than the internal force
When the structure is there for you when you need it most.
Internal forces resist the external forces acting on a structure.
True
False
The following are all examples of internal forces except...
Compression
Tornado
Tension
Shear
An example of a natural solid structure would be...
A chain-link fence
Framing of a house
A tree trunk
Spiderwebs
Structures can Be Natural or Manufactured
True
False
An example of a solid man-made structure would be...
Brick wall
Window frame
A mountain
Coral reefs
A ___________________ is a push or pull that tends to cause an object to change its movement or shape
Newton
Force
Torsion
Compression
An example of an external force would be...
Torsion
Tension
Wind
Bending
