CH 3 Definitions

Question 1

Define Lost Energy

Answer 1

Energy that has escaped from a system

Question 2

Define Transformed

Answer 2

Changed from one form to another

Question 3

Define Transferred

Answer 3

Moved from one place to another

Question 4

Define Economic Efficiency (Everyday Usuage)

Answer 4

The ability to do something well or acheive a desired output without wasting energy, effort, or materials

Question 5

Define Mechanical Efficancy (Scientfic Usuage)

Answer 5

The percentage of work input that is turned into useful work output

Question 6

Define Customer Service

Answer 6

Help provided so that customers can use a physical or social system effciently

Question 7

Define Automation

Answer 7

The Replacement of human workers by technology

Question 8

Define Energy

Answer 8

Energy is used to do work

Question 9

Define Machines

Answer 9

Machines perform the same task, in precisely the same way, thousands of times.

Question 10

Define efficiency

Answer 10

Efficiency is about doing something well, without wasting time or energy.