Engineering Exam 2
Terms
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- The study of how things occur in nature
- Science
- the use of both tools and materials to creat things to solve problems for man
- Technology
- Difference between hardwood and softwood
- hardwoods=deciduous softwoods=coniferous
- Composite materials have revolutionized which industry?
- Aerospace
- Cold rolled steel, iron and stainless steel are types of which metal?
- Ferrous
- Graphite is main component in many...
- pencils and pens
- What was Mercury in space history?
- first manned rocket system
- First man on the moon?
- Neil Armstrong
- Plutonium and uranium are examples of which kinds of metal?
- Precious metals
- Two main resin families in composite materials?
- Polyester adn Ethyl Ester Resins
- Thermoplastics use which method?
- Injection molding
- What are wood veneers used for?
- Making plywood and creating thin wood laminates to cover less expensive woods.
- First man to reach suborbital flight?
- Alan Sheppard
- How long does it take to fly to the moon?
- Three days
- How many times has the space shuttle flew tro the moon?
- Once every three years
- Which can be recycled?
- Thermoplastics
- What are alloys?
- Mixture of two metals to create a metal with different properties
- Project Constellation?
- Program consisting of Ares I, Ares V and Orion
- First spacecraft to fly back to the moon?
- Orion
- Ares I?
- crew launch vehicle for Project Constellation
- Ares V?
- cargo launch vehicle
- Orion I?
- crew spacecraft designed for human spaceflight
- Thermoplastics can be recycled?
- True
- Non-Ferrous metals are easy detected with a magnet
- False, ferrous
- Composite materials have made it possible for new flying distance records around the earth?
- True
- Polymers is another name for alloys?
- False
- There are more than 500 different types of engineers
- True
- America leads China, India and Russia in engineering graduates?
- False
- Composite materials are lighter and much less expensive than more traditional materials such as steel and plastics?
- False
- The Saturn V rocket is the largest rocket ever built by man?
- True
- The first moon landing was in 1959?
- False
- Copper, nickle and zinc are mixed togetther to make the alloy brass?
- False
- steel and nickle make the alloy stainless steel?
- True
- Spaceship one was the name of the first lunar lander in 1969
- False
- The next fleet of spacecraft to fly to the moon and mars will used 40 year old technologies?
- False
- Man first landed on Mars in 1972?
- False..never did!
- Hardwoods are the most widely used home constuction materials?
- True
- When drilling metal the harder the metal the faster the drill bit runs?
- False
- Quenching, or dipping heated metals in oil and water can change how hard the metal is?
- True
- Carbon, when added to steel, makes it harder.
- True
- Aluminum does not corrode
- False
- Cone bearing trees are considerd softwoods
- True
- Pine, fir and oak are all hardwoods
- False
- Vacuum forming is used on thermoplastics?
- True
- The first polymer was made in the mid 1800s ad was used to make pool table balls?
- False
- Dr. Goddard is known as the father of rocketry
- True
- Softwoods are used mostly for construction of homes as they grow tall, straight and relatively quickly.
- True
- Ferrous metals contain iron and when they corrode the metal turns bright orange--or rust and falls apart?
- True