According to the course reading, the composite bow was first used by
this group of people. - ANSWER Mongols
What two phases compose many composite materials? - ANSWER
matrix and dispersed phase
What are the sub-classifications of particle-reinforces composite types
discussed in this chapter? - ANSWER large-particle, dispersion-
strengthened
What best describes concrete? - ANSWER the matrix is cement and the
particulates are sand and gravel
What is the major limitation of Portland Concrete? - ANSWER extremely
brittle
What dispersed phase is the most technologically important composite?
- ANSWER fiber
Graphite, silicon nitride, and aluminum oxide are fiber-reinforced
materials from what classification of fibers? - ANSWER whiskers
Which of these is a stated desirable function of the matrix for fiber-
reinforced composites? - ANSWER binds the fibers together
This composite is designed to be lightweight beams or panels: -
ANSWER sandwich panel
Which of these nanocomposite materials classifications is used in the
niche application of anodes for lithium-ion rechargeable batteries? -
ANSWER energy storage
, According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, without ready access to this, genius and work
would never reach such noble heights. - ANSWER a dull grey powder
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, what was the vital ingredient added by the
Romans to their concrete that completely changed man's ability to
design and construct? - ANSWER crushed coral
Concrete has all of the following properties except: - ANSWER crack
resistant
Approximately how many spectators did the Roman Colosseum hold? -
ANSWER 50,000
What is 'Portland Cement' named after? - ANSWER a local landmark
near its development
What inspired the development of reinforced concrete? - ANSWER pots
for plants
What is prestressed concrete? - ANSWER concrete where steel rods
have been tightened up during the hardening process
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many movies has the Empire State
Building has been used in? - ANSWER more than 90
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many vehicles drive through concrete
tunnels to cross the Alps? - ANSWER 20,000
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many workers died during the construction
of the Panama Canal? - ANSWER 56,000
Which of these are classified by the textbook as metal forming
operations? - ANSWER forging, rolling, extruding, drawing
this group of people. - ANSWER Mongols
What two phases compose many composite materials? - ANSWER
matrix and dispersed phase
What are the sub-classifications of particle-reinforces composite types
discussed in this chapter? - ANSWER large-particle, dispersion-
strengthened
What best describes concrete? - ANSWER the matrix is cement and the
particulates are sand and gravel
What is the major limitation of Portland Concrete? - ANSWER extremely
brittle
What dispersed phase is the most technologically important composite?
- ANSWER fiber
Graphite, silicon nitride, and aluminum oxide are fiber-reinforced
materials from what classification of fibers? - ANSWER whiskers
Which of these is a stated desirable function of the matrix for fiber-
reinforced composites? - ANSWER binds the fibers together
This composite is designed to be lightweight beams or panels: -
ANSWER sandwich panel
Which of these nanocomposite materials classifications is used in the
niche application of anodes for lithium-ion rechargeable batteries? -
ANSWER energy storage
, According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, without ready access to this, genius and work
would never reach such noble heights. - ANSWER a dull grey powder
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, what was the vital ingredient added by the
Romans to their concrete that completely changed man's ability to
design and construct? - ANSWER crushed coral
Concrete has all of the following properties except: - ANSWER crack
resistant
Approximately how many spectators did the Roman Colosseum hold? -
ANSWER 50,000
What is 'Portland Cement' named after? - ANSWER a local landmark
near its development
What inspired the development of reinforced concrete? - ANSWER pots
for plants
What is prestressed concrete? - ANSWER concrete where steel rods
have been tightened up during the hardening process
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many movies has the Empire State
Building has been used in? - ANSWER more than 90
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many vehicles drive through concrete
tunnels to cross the Alps? - ANSWER 20,000
According to the video Monuments to Man: The Impact and Influence of
Concrete on Civilization, how many workers died during the construction
of the Panama Canal? - ANSWER 56,000
Which of these are classified by the textbook as metal forming
operations? - ANSWER forging, rolling, extruding, drawing
