Towers
What is the worlds tallest tower?
Burj Khalifa
What are all of the six types of simple machines?
Wheel and Axle, Lever, Screw, Wedge, and Inclined Plane.
Do catapults and trebuchets accomplish the same thing?
Yes.
What are the three types of tunnels?
Rock tunnels, soft ground tunnels, and underwater tunnels.
What happened in the Tay bridge disaster?
A train fell from it.
What is the foundation of a building?
A foundation is the lower portion of a building that holds the building down.
What simple machine includes three types?
The lever.
What is a projectile?
It is the object that a catapult or trebuchet launches.
What is another word for foundations?
Shallow foundations
What is wrong with the Tacoma Narrows bridge?
It is a wobbly bridge.
What are the two types of foundations?
Shallow Foundations and Deep Foundations.
What is it called when two or more simple machines are combined?
A compound machine
What were catapults and trebuchets used for a long time ago?
They were used to throw large objects at castle walls.
What is a deep foundation used for?
Used to transfer a load or structure.
What are the three types of truss bridges?
Deck truss, Pony truss, and through truss.
What do they do to the Eiffel Tower every 7 years?
They paint the Eiffel Tower brown every 7 years.
What three simple machines does a wheelbarrow have.
A wheelbarrow consists of a lever, wheel and axle and inclined plane.
What are the two basic types of trebuchets?
Counterweight trebuchets and traction trebuchets.
What type of foundation is a cation?
It is a deep foundation.
What two material was the arch bridge first made out of?
Usually made of stone or brick
Why is the Leaning Tower of Pisa leaning?
It is leaning because it was built on an unsettled surface.
What class of lever is a broom?
A third class lever
Catapults and Trebuchets were used in what war?
Medieval war.
What is a settlement?
A settlement is how much a structure sinks during and after construction.
What is the arch bridge made up of now?
It is made from concrete and steel.