_______________is how humans change the natural world to meet a want or a need.

• technology

• engineers

• engineering

• criteria

_______________ is the process of designing new or improved technology.

• technology

• engineering

• constraints

• criteria

________________ are the people who design or improve technology.

• technology

• engineering

• engineer

• design

In the engineering process, explore phase means identifying and defining problem.

• true

• false

Which of the following is needed to be done in the explore phase before going to the next phase? Choose all that applies.

• asking questions

• research

• observation

• solving the problem

Choose criteria for an improved school bag. Check all that apply.

• strong and sturdy

• waterproof

• expensive

• color pink

If you are to buy a new school bag, what might be the constraints that limit you from buying what you want?

• cost

• color

• wheels

• handle