Show:
History
Forces
Newton
Miscellaneous
Trivia
100
The portion of a bridge that is not supported beneath
What is the span?
100
The structural force that causes materials to be squeezed.
What is Compression?
100
As mass increases this decreases.
What is Acceleration?
100
This society built more stone bridges than any other.
What is Roman?
100
One of these is not a truss bridge design discussed: Howe, Spencer, Pratt, or Baltimore.
What is Spencer?
200
Material used in the first bridges.
What is stone?
200
The force that caused the Tacoma Narrows bridge to fail.
What is Torsion?
200
This single word explains Newton's first Law.
What is Inertia?
200
The strongest stone bridges did not use this material to bind the stones.
What is mortar?
200
The longest span bridges are this type.
What is a Suspension Bridge?
300
The first bridge made of this material was built to look like it was made of wood.
What is Cast Iron?
300
The force that caused the Niagara Bridge to fail.
What is Shear?
300
This single word explains Newton's second Law.
What is Momentum?
300
Most early North American bridges were built of this material due to its availability.
What is wood?
300
Location of the longest Suspension Bridge in the world.
Where is Japan?
400
The central stone atop an arch is referred to as this.
What is a Keystone?
400
This type of bridge only experiences compression forces.
What is an Arch Bridge?
400
Gravity causes objects to accelerate at this rate
What is 9.8m/s2, or rounded to 10 m/s2?
400
The weakest point in a truss bridge is found here.
What is the joint?
400
Inertia means this in Latin
What is Lazy?
500
This type of bridge gains it's strength from its frame.
What is a truss bridge?
500
The horizontal member of a truss undergoes this structural force.
What is Tension?
500
Force is measured in this unit.
What is Newtons?
500
Truss bridges are designed to balance these two primary forces.
What is Compression and Tension?
500
Gravity pulls all objects here.
What is the centre of the Earth?