Charlotte and James are working on a project to develop new products and systems to solve problems and meet needs. What is the goal of their project?

• math

• science

• technology

• history

• government

Oliver is learning about technological systems in his class. He discovers that these systems have all of the following except what?

• inputs

• throughputs

• processes

• outputs

Elijah is learning about control systems in his engineering class. What is the difference between an open-loop and a closed-loop system?

• An open-loop system does not have feedback and a closed-loop system does.

• An open-loop system does not have processes and a closed-loop system does.

• An open-loop system does not have inputs and a closed-loop system does.

• An open-loop system does not have outputs and a closed-loop system does.

Nora is setting up a security system for her home. Which of the following is an example of a closed-loop system?

• a stove burner that heats up when turned on

• a showerhead that sprays water when the shower knob is turned

• an MP3 player that plays when the play button is pushed

• a security light that turns on when it senses motion

Which is the best example of technological systems interacting with each other in a city infrastructure?

• a flashlight turning on

• a severe weather system canceling a baseball game

• a toilet flushing sewage into the city sewer system

• a flag waving in the wind

Anika has developed a new app. What factor will most likely determine whether her invention will be accepted by society?

• if it is priced higher than it is worth

• if it is unsafe

• if it meets society's expectations

• if it does not function correctly

Grace is planning a community event and needs to decide on the venue. What is a constraint she might face?

• a solution to a problem

• a restriction or boundary that helps limit what solutions are available

• a group of parts that work together for a common purpose

• the exclusive right to manufacture and sell an invention

During a brainstorming session at school, Olivia and Benjamin were tasked with ideation. What does ideation involve?

• the process of patenting a product

• the process of gathering feedback to improve a system

• the process of coming up with new ideas and ways to solve problems

• the process of breaking a system down into subsystems

Benjamin and Arjun are working on a school project. When following the engineering design loop, which step usually comes after asking questions?

• Plan

• Create

• Imagine

• Improve

• Communicate

Anika and Ethan are discussing inventions. Which of these discoveries would you be able to obtain a patent for?

• discovering a new species of insect

• discovering a new comet

• discovering how the Egyptian pyramids were built

• discovering how to build an artificial eye