Structures and Forces: Topics 1 and 2

Which force is shown here?

• Compression

• Tension

• Torsion

• Shear

Which force is shown here?

• Compression

• Tension

• Torsion

• Shear

Which force is shown here?

• Compression

• Tension

• Torsion

• Shear

Which type of structure is the Eiffel Tower?

• Solid

• Shell

• Frame

Which type of structure is a puck?

• Solid

• Shell

• Frame

Which type of structure is a watering can?

• Solid

• Shell

• Frame

Which of the following is NOT a function?

• Able to cross a bridge from point A to C skipping B

• Sheltering people from the elements

• Making people think of their emotions

• A beautifully constructed bridge that is blue and gold

Bridge A collapsed because there was too much traffic on the bridge. The bridge collapsed due because

• it could not support its dead load

• it could not support its live & dead loads

• it could not support its live load

• the bridge was hit by wind

Bridge B collapsed under its own weight. What cause the collapse?

• the live load

• the environmental load

• too much traffic on the bridge

• the dead load

What is tension?

• a sliding force

• a twisting force

• a squeezing force

• a pulling force