Vocabulary
What is criteria?
desirable solution or goal of the project
For a glider made from a shoebox, a constraint could be this specific material you have to use.
vary
What should students who are redesigning a car do first?
research
This is the very first question an engineer asks before building anything.
What is "WHAT IS THE PROBLEM?"
Looking at existing products helps you make a list of goals and limits, also known as ______ and constraints.
What is CRITERIA?
A limitation on acceptable solutions
Two possible criteria for a pair tower design.
vary
Does research tell you what to make for a design instead of trying something new?
The fancy word for "make it better based on testing."
What is IMPROVE? (or ITERATE)
Choosing between making something super strong OR making it cheap is called a ______.
What is a TRADEOFF?
What is the term that means an investigation of materials and sources in order to establish facts and reach new connections?
What is research
Is this criteria or constraint: Should have a modern and attractive design.
Criteria
True or false: Research can help identify how a problem has been solved in the past?
True
What's the first question engineers ask in designing a quiet lawnmower?
What is the loudest part of the lawnmower?
What makes lawnmowers loud?
Vary
If you designed a perfect robot teacher, the biggest constraint wouldn't be money or technology, but this group of people who would have to agree to use it.
Who are STUDENTS? (Acceptable: SOCIETY or THE PUBLIC)
How do engineers define a problem?
They conduct research
Is this an example of criteria or constraint: The entire project must be completed in 2 weeks.
True or false: Research can help you identify the data needed for criteria and constraints for a project.
True
A factory might make a great product, but if it pollutes the air, it's bad for the ______.
What is ENVIRONMENT? (or COMMUNITY)
Before engineers build anything, they need to know exactly what to build. This is called ______ the problem.
What is DEFINING?
What does tradeoff mean?
A compromise
For a paper airplane, "stay in the air for 5 seconds" is an example of this.
What is CRITERIA?
True or false: Research can tell you everything you need to know about a problem.
False
f you choose the cheapest material for your project, the trade-off might be that it's less ______.
What is DURABLE? (or STRONG)
If a company decided to use expensive to build a car what is the tradeoff?
People who want the car will have to pay more due to the cost of building being so high.