Trebuchets/Catapults
Do trebuchets and catapults accomplish the same goals?
Yes, they do!
Do simple machines lessen the work that has to be done?
NO
Simple machines make work easier, but they do not lessen the work.
What are the three main types of truss bridges?
Deck Truss
Pony Truss
Through Truss
What is the main focus of an industrial engineer?
To improve everything.
What is a differential settlement?
It is when one part of the foundation settles more than other.
What were catapults and trebuchets mainly used for?
They were used to break down castle walls in the Medieval Ages.
List the six simple machines.
Inclined Plane, Lever, Screw, Pulley, Wheel & Axle, Wedge.
What happened with the Tacoma Narrows Bridge?
It was moving up and down.
About how old is electrical engineering
About 100 years old.
Foundations can often be called what?
Footings
Do catapults and trebuchets work the same way?
No
What is a screw?
An inclined plane wrapped around a cylinder.
What is the stone at the top of an arch bridge called?
A key stone
How much does an average Civil Engineer make per year?
A Civil Engineer makes about $70,000 - $80,000 per tear.
What is the settlement?
It is the amount that the structure will sink during and after construction.
What helps throw the projectile and do catapults use it or do trebuchets use it?
A trebuchet uses a counterweight to help throw the projectile a greater distance.
What are wheel & axles with teeth?
Gears
What happened with the Tay Bridge?
It collapsed.
What is the largest branch of engineering?
Electrical Engineering
What are the three steps of successful tunnel?
1 - Excavation
2 - Support
3 - Lining
What two things help a catapult throw a projectile?
Tension and Torsion
What is the pitch of a screw?
It is the distance between the threads.
What are 5 types of truss bridges?
Pratt, Howe, Fink, Bowstring, Waddell "A" Truss, Parker, Camelback, Double Intersection Pratt, Baltimore, Pennsylvania, K-Truss, Warren, Warren (with Verticles), Double Intersection Warren, Lattice.
What is the oldest type of engineering?
Civil Engineering
What is a scour?
It is when flowing water removes support from from around a footing.