Technology and Tradeoffs Quiz

What is the correct definition of a tradeoff?

• Adding many features to a design

• Giving up one feature to gain another

• Making sure a design gives people everything they want

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What is a factor that has led to changes in technology over time?

• Tail fins

• Government safety regulations

• Criteria

Which of the following are a result of having more people driving vehicles on the road? (Select all that apply)

• More difficulty transporting cargo

• More pollution from exhaust fumes

• People getting less exercise

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NGSS.MS-ESS3-4

Every technology has some risk. For example, cars cause air pollution. Which option below lists a technology and its risk?

• Cell phones cause air pollution

• Dishwashers can cause disease

• Videos and other computer games may cause people to get less exercise.

Sprawl changed cities. Which of the following explains why sprawl can be considered a negative change?

• It causes decreased pollution

• It increases the amount of fuel people use

• It increases the fuel efficiency of cars

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NGSS.MS-ESS3-4

The invention of technologies such as cars, buses, trains, and airplanes have changed the way that society travels. How have people’s lives been made better because of these technologies?

• It has increased the amount of air pollution

• We can travel long distances in a shorter amount of time

• People don’t walk or exercise as much

How are prototypes used in the engineering design process?

• Prototypes are lists of needs that need to be met

• Prototypes are models that can be used to test efficiency

• Prototypes are the final product that is sold to customers

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Please list 2 steps of the engineering design process.

• Define the problem, brainstorm solutions

• Test the solution, ignore feedback

• Skip planning, build immediately

• Only research, never test

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What is a trade-off?

• A situation where you have to give up one thing in return for another

• A situation where you gain everything without losing anything

• A situation where you can have both options without sacrificing anything

• A situation where you lose one thing and gain nothing in return.

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NGSS.MS-ETS1-2

Dishwashers and dryers are new technologies. Which is a way that these appliances changed people's lives?

• they make dishes and clothes last longer
• they never break, so people do not have to worry about them
• they make chores take longer because these appliances must be watched
• they make these chores take less time, which lets people do other things