Forces That Can Act on Structures - Section 4.2 Quiz
When you have completed the quiz, your score will appear here--->
Which structure below would best be described as a shell structure designed to reduce the force of gravity?
Parachute
Rope bridge
Satellite dish
Pair of ice skates
Which one of the following statements about forces is false?
Only structures in motion experience force
A force is any push or pull
A force can be external or internal
A structure that cannot resist a force experiences structural failure
Which term below is not a type of internal force?
Drag
Tension
Torsion
Compression
Occasionally, when enough snow accumulates on a home's roof, it will collapse. Which choice below is an external force that acts on a home as a result of snow accumulation?
Gravity
Compression
Torsion
Wind
After a severe hailstorm, a farmer notices that almost all the paint has come off the west side of his barn.
Which force-related term listed below best describes this phenomenon?
Plane of application
Magnitude
Dynamic load
Torsion
The static load on a structure is based on which term listed below?
Gravity
Wind
Torsion
Compression
In a severe winter, a home's water pipes can sometimes freeze and burst. This is mostly the result of which force listed below?
Compression
Torsion
Shear
Gravity
A common and painful injury during very active sports is a twisted knee.
This often happens when your foot lands when it is not lined up with your knee. This is best described as an injury based on which force listed below?
Torsion
Shear
Gravity
Compression
A painful back injury can result from a fall if you land hard on your feet. A cushioning disc in your spine can be squeezed out from between two vertebrae. This is best described as an injury based on which force listed below?
Compression
Gravity
Torsion
Shear
Imagine that you are about to construct a house on the shore of Vancouver Island. Sometimes winds there can reach over 100 km/hr. There is little if any winter snow. It will be high up on a bluff so flooding will not be a problem. Earthquakes could occur there. Based on the information above, which upgrade listed below would be wisest to invest in?
