Study

Engineering Unit 3 Book A

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  • Cost or Benefit: Made from recycled material.
    Benefit
  • The new hoverboard must meet all safety guidelines. It must be manufactured in $75 or less, the battery should last at least 2 hours, and the hoverboard should be able to travel at least 6 mph. Which should be we buy?
    Design C
  • Which cleaning process is the most effective choice?
    B
  • Which step of the engineering process is this? Identify a need. Revise the design. Brainstorm solutions. Conduct background research.
    Revise the design
  • In order to develop a container, a woman can carry long distances for water, it must be light and hold at 2 gallons. Criteria or Constraint.
    Criteria
  • Criteria, Contraint, or Tradeoff Does require a lot of work to keep it in working order.
    tradeoff
  • An engineer is given a time limit of one month to design a compact cell phone that works underwater. What constraint will the engineer be facing when designing this phone? Size b. Durability c. time for design d. resistance to water
    C
  • The catapult design must be less than 14 inches tall, launch at least 36 inches, not use more than four types of materials, and angle of arm less than 110 degrees.
    Catapult N
  • Cost or benefit: Has a negative effect on the environment.
    cost
  • Cost or Benefit: will not need to be replaced often.
    benefit
  • When building a water filter, it must filter out animal waste, oil and salt. Criteria or Constraint.
    Criteria
  • Which prototype met the criteria of having 8 GB of storage and the constraint of price under $100?
    Design 2
  • Why do engineers brainstorm before they build their prototype?
    To identify possible solutions for the problem.
  • Criteria, Constraint. Or Trade off: It takes a long time to reach our destination.
    Tradeoff
  • When building a water filter, you must use only materials available. Criteria or Constraint.
    Constraint