| A | B |
|---|
| One of the seven technological resources______. | money |
| An example of a/an ______is a microwave oven that requires a person to determine if the food has been heated to the required temperature. | open-loop system |
| Without _________, a system will not work correctly. | Technologi-cal resources |
| Systems thinking gives people a more accurate picture of______, so that they can work with a system's natural forces in order to achieve the results they desire. | reality |
| Systems can be connected, with the ______ of one system being the input to the next system. | output |
| The fuel level indicator of a car is a ______ that lets the user know when the system needs additional action. | feedback system |
| A ______ is a system that operates as a part of another system. | subsystem |
| An example of a/an ______ is the heating system in a home, which has a thermostat to provide feedback when the system needs to be turned on and off. | closed-loop system |
| B Technological development involves ______ about which resources can and should be used. | making decisions |
| A system often includes a component that permits ______ the system when the feedback information suggests such action. | revising or refining |
