5.3a Terms Applied Physics Key Terms. Applied Physics The branch of science that applies the...

5.3a TermsApplied Physics

Key Terms

Applied Physics

The branch of science that applies the principles of science to solve engineering problems.

Closed Loop System

A system that uses feedback from the output to control the input

Conservation of Energy

The total energy of an isolated system remains constant no matter what internal changes take place

Diameter

A straight line passing from side to side through the center of a circle or sphere.

CaliperCir=2πr

Area=πr 2

Energy Ability to do work

Evaluation

The collection and processing of information and data in order to determine how well a design meets the requirements and to provide direction for improvements

FabricationThe assembly of parts into a structure.

Force

The influence on an object which causes it to accelerate

Friction►The resistance that one surface

or object encounters when moving over another

Fulcrum

The point around which a lever turns or is supported