The application of science and math to solve problems

any tool, process, or system that is designed to solve problems not just electronics

science, environment, and society

are renewed over time by natural processes

materials found in nature that are used by living things

chemicals that break down the ozone layer but originally were thought to be harmless

rare earth elements needed to build electronics

A group of parts that work together as a whole

A part or element of a larger whole.

matter, energy, or info that is put into a system

product of a system

Plants use the sun's energy to convert water and carbon dioxide into sugars

defines the edges of a system

A representation of an object or event used to show where flaws may occur or to test possible solutions to a new problem

an imitation of an event used to show how it may occur under certain circumstances

statement that defines what solution is needed

features or qualities the solution should have

limitations or restrictions

Repeated testing of an object, tool, or process with changes or improvements between the rounds of testing.

ask questions and seek answers in a systematic way

define a problem and look for a solution in a systematic way

designs and maintains roads, bridges, dams, and similar structures.

Designs and studies machines, equipment, power plants