Structure and forces part 1

What structure has a strong skeleton that supports structures?

• Mass structure

• Shell structure

• Frame structure

• Combination structure

_____ structures are hollow and protect something inside of it.

What type of structure uses multiple structure designs (frame, mass, shell)

• Frame structures

• Mass structures

• Multiple structures

• Combination structures

What type of bridge is this?

• Arch

• Suspension

• Beam

What type of bridge is this

• Arch
• Suspension 
• Beam 

What type of bridge is this? 

• Arch
• Suspension 
• Beam 

The force on a bridge because of its own weight.

• tension
• deck
• dead load
• live load

The forces acting on a bridge that are not part of the bridge.  These could be things like wind, rain and vehicles.

• live loads
• dead loads
• piers
• members

A force that stretches or strains.

• compression

• friction

• gravity

• tension

Center of gravity is usually located where

• more weight is concentrated

• less weight is concentrated

• less mass is concentrated

• more mass is concentrated