simple machines
what simple machine is a bottle opener?
what is a lever
what type of engineer enhances health care and quality of life?
what is a biomedical engineer
what were catapults and trebuchets used for?
they were used to break down walls
What type of tunnel requires little or no extra support during construction?
What is a Rock tunnel.
whats the oldest type of bridge?
What is a arch bridge
what simple machine helps move a load or yourself?
a wheel and axle
These engineers build some of the tallest structures in the world.
what are civil engineers
what are the two main types of catapults?
what is mangonal and ballista
what tunnel is tricky to construct because water has to be held back while they make it?
what is a underwater tunnel
What happened to the Tacoma Narrow bridge?
A 42 mph (68 km/h) wind caused this bridge to collapsed.
what simple machine can be used to raise a flag pole?
what is a pulley
What type of engineer plans recycling programs?
what is an environmental engineer.
what were these machines used in?
what is medieval warfare
What tunnel was being constructed in the 17th century?
what is a canal tunnel
What happened to the Tay bridge?
After a violent storm the bridge collasped
what simple machine is used to hold two thing together?
what is a screw
What type of engineer determines where to place controls in new vehicles?
What is a industrial engineer
what does a catapult use to help the arm throw?
what is tension or torsion
What is the name of the machine that can bore through mountains, under rivers, and beneath bustling cities?
What is a tunnel boring machine
In a arch bridge what is the name of the stone thatmakes each stone press on the one next to it?
what is a keystone.
what class of lever has a fulcrum somewhere in the middle, between your input and the output force?
what is a first class lever
What type of engineer knows that splitting heavy atoms releases energy.
what is a nuclear engineer
what does a catapult use to help it throw an object?
what is gravity and counterweight
During what two centuries were the development of railroad and motor vehicle transportation led to bigger and better tunnels?
what is 19th and 20th century
What is created when the ground pushes on the abutments?
A resistance is created.