Cost or Benefit: will not need to be replaced often.
benefit
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Check
seesaw
Swap points!
Oops!
seesaw
Swap points!
Okay!
shark
Other team loses 15 points!
Okay!
thief
Give points!
5
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15
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
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20
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
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15
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
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Check
15
When building a water filter, it must filter out animal waste, oil and salt. Criteria or Constraint.
Criteria
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Check
boom
Lose 50 points!
Oops!
rocket
Go to first place!
Okay!
fairy
Take points!
5
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25
baam
Lose 20 points!
Oops!
15
Why do engineers brainstorm before they build their prototype?
To identify possible solutions for the problem.
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15
Which step of the engineering process is this?
Identify a need.
Revise the design.
Brainstorm solutions.
Conduct background research.
Revise the design
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Check
heart
Other team wins 5 points!
Oops!
fairy
Take points!
5
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15
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25
rocket
Go to first place!
Okay!
banana
Go to last place!
Oops!
15
When building a water filter, you must use only materials available. Criteria or Constraint.
Constraint
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Check
Okay!
Check
baam
Lose 20 points!
Oops!
gift
Win 20 points!
Okay!
fairy
Take points!
5
10
15
20
25
banana
Go to last place!
Oops!
15
Cost or benefit: Has a negative effect on the environment.
cost
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15
Criteria, Contraint, or Tradeoff Does require a lot of work to keep it in working order.
tradeoff
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15
Cost or Benefit: Made from recycled material.
Benefit
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Check
15
Criteria, Constraint. Or Trade off: It takes a long time to reach our destination.