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Q.1
Scientific discoveries are helped along by ______________ designing tools that scientists use to help them learn more about our world.
engineers
scientists
mathematicians
historians
Q.2
Engineering is the practical use of two subjects in school to solve problems and meet wants and needs of humans. What two subjects are they?
history and math
math and language arts
language arts and history
science and math
Q.3
Engineers test 4 dishwashers, models A through D. The engineers discover that dishwasher model B does not clean the dishes well. Which is the next step for the engineers?
Make and sell the model B dishwasher anyway.
Start all over with a brand new design for a dishwasher.
Evaluate what is wrong with model B and work to redesign it.
Choose a different appliance to make and sell instead of dishwashers.
Q.4
Maria tested a prototype to organize things on her shelves and keep them from falling. When she tested her prototype, she found there was not enough room on her shelves for all the items she wanted to place there. What is the best approach for Maria when she redesigns the prototype?
add new criteria
use the same criteria
change all the criteria
get rid of old criteria
Q.5
Products and processes that are designed to solve problems and meet a human need or want are all forms of this.
mathematics
work
technology
science
Q.6
Which is a true statement about the work of engineers and the work of scientists?
Engineers analyze data, and scientists do not.
Scientists often work in teams, and engineers do not.
Both are interested in understanding the natural world.
Both follow a series of steps to find solutions to problems.
Q.7
How are prototypes used in the engineering design process?
Prototypes are lists of needs to be addressed.
Prototypes are models that can be tested for efficiency or to see if something works.
Prototypes are the final products sold to consumers.
Prototypes are tables of data that can be sorted and analyzed.
Q.8
Why do scientists and engineers follow a design process?
to find solutions to problems
to understand how Earth formed
to practice making measurements
to use the same solution for every problem
Q.9
A real world limit on the solution you are designing, for example, safety, time, money, or materials.
tradeoff
constraint
brainstorming
criteria
Q.10
The process of moving sediment from one place to another.
deforestration
brainstorming
criteria
erosion
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