Unit 2 What is the Design Process?

Which of these is an example of technology?

• developing a hypothesis

• formulating a new theory

• a sketch of an engine

• an artificial hip replacement

Tags

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 a problem to be solved.

• Test the model of the new machine.

• Design the model for the new machine.

• Evaluate the performance of the machine.

Tags

NGSS.MS-ETS1-1

An engineer designed four braces to offer comfort and support for people who have had knee surgery. The table below shows the results from a survey of 100 people who tried the engineers four prototype braces.

• Brace A is preferred by a majority of 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.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

How is failure part of the design process?

• Once a prototype fails, the process has ended.

• Failure is not part of the design process.

• Failure convinces engineers to give up.

• Failure can reveal areas that need improvement.

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4