This Type of Pointing Device Requires Batteries and Uses Tiny

question 115

Multiple Choice

This type of pointing device requires batteries and uses tiny radio transmitters to send signals:

• A)scrolling mouse.
• B)touch screen.
• C)game controller.
• D)wireless mouse.

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Definitions:

Negative Feedback System

A regulatory mechanism in which a change in a system's output acts to stabilize or reduce further change.

Positive Feedback System

A system in which a change in some steady state triggers a response that intensifies the changing condition. Compare with negative feedback system.

Set Point

A theory suggesting that the body regulates physiological functions, such as temperature or weight, around a specific homeostasis level or 'set point'.

Stressor

Any biological, chemical, physical, or psychological factor that causes stress to an organism, potentially leading to disease or harm.