Who can you thank for designing and building bridges, hang gliders and calculators?

• lawyers
• doctors
• engineers
• accountants

The set of steps used to solve technical problems is called _____

• the high-tech progressions
• the engineering process
• the scientific implementation
• the construction technique

Stating "I need a way to retrieve my phone" completed which step of the process?

• defining the problem
• developing a solution
• doing research
• evaluating the solution

Which idea was chosen as the best possible solution to the problem?

• lower Sabrina on a rope
• use a fishing pole
• build a robot
• leave the phone in the sewer

Including a camera and a suction cup were part of which engineering step?

• defining the problem
• designing a solution
• doing research
• evaluating the solution

During the testing stage, the small experiments are known as _____

• trials
• prototypes
• strengths
• failure points

For the trials to be really useful, what must be done with the variables?

• insulate them
• sever them
• isolate them
• detach them

Conditions that remain constant throughout the experiment are called _____

• fast variables
• fixed variables
• transient variables
• unknown variables

If the robot crashes when carrying the weight of the phone, that would be _____

• a failure point
• an inflection point
• a full stop
• a tight spot

Which of these is a variable that we can change?

• the sewer depth
• the phone size
• the phone weight
• the propeller size