Testing Reveiw: The Engineering Process Unit 2

Which of these is an example of technology?

• developing a hypothesis

• formulating a new theory

• a sketch of an engine

• an artificial hip replacement

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NGSS.MS-ETS1-4

Which statement best describes the reason technology changes over time?

• People enjoy having new technology

• Old technology never meets the needs it was designed for

• People’s needs are better met when technology is very complex

• People find better ways to meet their needs as their knowledge increases

Tags

NGSS.MS-ETS1-4

What is the first step an engineer should take in developing a new technology?

• Identify the problem to be solved

• Test the model of the new machine

• Design the model for the new machine

• Evaluate the performance of the machine

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NGSS.MS-ETS1-1

An engineer designed four braces to offer comfort and support for people who have had knee surgery. What can the prosthetic designer assume from the information in the table?

• Brace A is preferred by a majority of the people surveyed

• Brace B would most likely keep people from becoming injured again

• Brace C would be the best choice for comfort and support

• Brace D is the brace that can most likely be improved by further design

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NGSS.MS-ETS1-1

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A man has a steel rod surgically inserted to replace a shattered bone. Which statement best describes the goal of this technology?

• to develop steel tools

• to improve a person’s health

• to learn how the body works

• to improve how people can walk

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NGSS.HS-ETS1-3

A designer has been asked to design a computer desk chair that encourages the user to assume good posture and work position. What would you claim is the main responsibility of the designer?

• to use new technology in the design

• to make the chair easy to manufacture

• to make the design safe and comfortable

• to be sure that users understand the technology of the chair

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NGSS.MS-ETS1-1

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NGSS.MS-ETS1-4

A bioengineer is developing a prototype for a prosthetic hand. Based on evidence from the test results, which of the following best describes how to redesign the prototype?

• Redesign the prosthesis to apply for a patent

• Redesign the prosthesis with more lifelike materials

• Redesign the prosthesis so that it is easy to put on and take off

• Redesign the prosthesis so that the wrist joint has a better range of motion

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NGSS.MS-ETS1-1

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NGSS.MS-ETS1-4

Which is the best reason for sketching or drawing a design before constructing it?

• Once constructed, a design cannot be changed at all

• A functioning design is not as interesting as a sketch

• Certain design improvements can be made more easily in a sketch

• Sketching reflects the design’s function in the real world without error

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NGSS.MS-ETS1-4

Sometimes a new product is test-marketed. Which step might occur in the design process after a product is test-marketed and before it is produced to be sold?

• The design is detailed in drawings

• The design is measured and evaluated

• The product design is copyrighted and patented

• The product is redesigned based on evidence that is observed and gathered

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NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Which of the following activities is often a first step in the creative design process?

• developing charts

• testing a prototype

• brainstorming ideas

• using a computer program