HMH Science Dimensions Unit 1 Lesson 1 Review

Harper wants to design a way to move a heavy suitcase across the rough ground. The suitcase cannot be damaged as it is moved. At what point in the design process should she focus on the importance of protecting the suitcase?

• recording data

• identifying a need

• setting design goals

• building a prototype

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Tate drops a carton of eggs while helping his father unload groceries. He decides to make a new type of carton that would protect the eggs better. What is the first step Tate should take in the design process?

• identify a problem

• think of a solution

• build a prototype

• build the design

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Bristol wants to design and build a structure that will protect pepper plants from heavy rains while still letting in sunlight. Which idea would best help her meet the design goal?

• a wooden case

• mosquito netting

• a clear plastic box

• a cardboard covering

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A company decides to design and produce a new type of roller skate. Which of these should the company do first?

• evaluate the new skate design

• identify the need for new skates

• build a prototype of the skates

• test the design of their new skates

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Leah's family is moving. Hazel and her family have several glass containers they need to pack. Leah designs a way to pack the containers. Which list of CRITERIA should she use?

• holds one container, is pretty

• holds many containers, is heavy

• holds one container, is lightweight

• holds many containers, protects them from breaking

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An engineer wants to design a hip replacement. Which choice below would be a criterion the design should meet?

• allow the hip to move the same as a natural hip

• costs less than $5,000

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Choose all the statements that are correct.

• Solutions meet a want or need.

• Solutions are seperate from engineering.

• Solutions are the technology all around us.

• Solutions come in different forms because they help solve problems.

• Solutions must be complicated in order to work.

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Good criteria tell _________________ an engineering solution should meet.

• limitations

• criteria

• requirements

• solutions

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Constraints are the _________________ on an engineering solution.

• criteria

• limitations

• requirements

• solutions

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Madden is going to try to improve his bicycle. He first looks to see what his limitations, or _______________, are.

• solutions

• criteria

• constraints

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