Anything that is made to meet a need or desire is a(n) ________________.

• design

• designed system

• engineering

• technology product

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NGSS.MS-ETS1-1

A designed system, product, or process that people use to solve problems is called ___________________.

• technology process

• prototype

• technology

• technology product

The use of scientific and mathematical principles to develop something practical is called __________________.

• tool

• design

• engineering

• technology process

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Tools, parts, and processes that work together form a(n) ___________________.

• prototype

• technology

• technology product

• designed system

Tags

NGSS.MS-LS1-3

A group of researchers is working on a way to make winter coats warmer. The first coat the researchers' design is not very warm. What should they do?

• They should try again without using tools.

• They should find a different designed system.

• They should continue their work without using technology.

• They should examine their test data for ways to improve the coat's design.

Tags

NGSS.MS-ETS1-2

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NGSS.MS-PS3-3

• It is a technology process.

• It is an engineer.

• It is a prototype.

• It is a tool.

• They are all technology products.

• They are all in the prototype stage.

• They all release harmful gases into the atmosphere.

• They all require power sources other than their users.

Angie tested a reflector that she hopes will make bicycles safer. Although her first test went well, she repeated the test three more times. Which of these statements is true?

• She skipped the step of asking "What if?"

• She wasted her time by repeating the same test.

• She obtained unreliable data, because there were more chances for mistakes.

• She obtained more accurate data than if she had only tested the reflector once.

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NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Sometimes, a prototype tests poorly or fails completely. What should be done when that happens?

• The prototype should be abandoned.

• A second prototype should be built.

• The prototype should be modified, with the good parts of it kept.

• The prototype should be examined to see if it has other uses.

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NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Long ago, there were few roads. Now, there are many roads. How has a system of roads changed most communities?

• People can easily get from one place to another.

• People live closer to where they work and drive less.

• People travel less and rarely see family members that live far away.

• Use of fossil fuels has decreased with the increase in roads and highways.