computer help!!

3,693 results, page 36

Question

If I join these clubs in high school will I make it to Ivy League Schools Computer Club Any student interested in computers will learn skills such as creating web designs and building PCs. Students will also have the opportunity to learn advanced techniques using computer ...

business math

It's a lot of words, but short questions. I got most of it, but I'm confused on a and c. Help would be greatly appreciated: Theater Seven wants to increase its popularity. They want to determine the best number of newspaper (N), Radio (R), and Television (T) ads to produce in ...

Reseach paper

I have a research paper due on Medical Terminology could you please look at it and tell me what you think ■ Provides clear answers to the assigned questions ■ Addresses the questions in complete sentences, not just simple yes or no statements ■ Supports his ...

science

lunar probes: what else does a lunar probe have other than a camera? i need to know today becasue it is for aproject and it is due tomorrow please help!!!!!! You will find a description of some of the first lunar probes that actually landed on the moon at http://www.jpl.nasa....

English 7 - Journal Entry Check

Please check my journal entry to see if it's good and if there any grammar mistakes. This is an assignment for English. Art Therapist When I was doing some research on the computer two weeks ago, I saw the word "art therapist". For a moment I thought being a Art Therapist ...

Communication

how technology is used to enhance visual communication These sites have some interesting information. http://www.ncrel.org/sdrs/areas/issues/content/cntareas/reading/li300.htm http://linkinghub.elsevier.com/retrieve/pii/S088539240100402X http://209.85.165.104/search?q=cache:...

proof read bio lab

Hi, it would be greatly appreciated if someone could proofread parts of my bio lab. Introduction VO2 max or maximum oxygen consumption is a value which measures a body’s ability to make the energy required for physical activity. VO2 max measures the maximum volume of oxygen...

Computer

Why my vb calculation appears infinity? The calcluator is set to calculate current, resistance and power. the followings are the code for the calculator: Public Class Form3 Dim Black As Integer = 0 Dim Brown As Integer = 1 Dim Red As Integer = 2 Dim Orange As Integer = 3 Dim ...

Religion-Islam-Al-Quran

There seems to be no one here who is familiar enough with the Quran to answer you at this time. You are certainly free to use any search engine, but be aware that you will find conflicting and confusing results, as with most online searches. http://www.google.com/search?q=...

PROJECT please help

INTRODUCTION Imagine yourself seven years from now. You are approximately 22 years old, and are looking to start a career after you have taken the previous four years for post-secondary education, travel, and some work. You are moving out of your parents house and going out on...

Marie

Maurice drove 400 km from Edmonton to Battleford in 1 hour less time than it took Martin to drive the same route from Battleford to Edmonton. If Maurice drove 20 km/h faster than Martin, at what speed did each of them drive? Show a complete algebraic solution. Let Maurice's ...

Biology help please!

Okay for this i have to pick a hypothesis and prediction, and then write a paper, which one should i pick??? Observation: Have you ever noticed if you place a plant near a window, that after a while, the plant grows or leans toward the window? Question: Have you ever wondered ...

Cos(pi/4 + h) = 2^(-½)[1 - h - h^2/2 + h^3/6 +..]

This reply to some student got deleted, so I'm reposting it. Cos(pi/4 + h) = Cos(pi/4)Cos(h) - Sin(pi/4)Sin(h) = 1/sqrt(2)[1 - h - h^2/2 + h^3/6 + h^4/24 - h^5/120 - h^6/720 + ...] Note that the way students like you are asked to solve this and similar problems is usually not ...

acc/422

Week Two Individual Assignment the Robert Hughes Hardware Company My friend Robert Hughes runs hardware business in down town Dallas. Because of competition he relies on neighborhood customers for sales. From inception of operations to December 31, 2010, Robert Hughes Hardware...

computer programming

Problem 7. Design an algorithm that will produce a savings account balance report from a customer savings account file. Each input savings account record contains the account number, balance forward, deposits (sum of all deposits) , withdrawals (sum of all withdrawals), and ...

com172

Review the following passage and paraphrase it in the following box. Use the reference to create an appropriate APA-formatted in-text citation. Additionally, include one direct quotation. One of the most valuable skills a student can develop is focus. Focus is the ability to ...

Computer Programming I

Following is my Project 2. In Project 1, I wrote a program to draw square, rectangle and triangle and this is its second part. I could not figure it out how to do it. Any guidelines and suggestions would be highly appreciated. Project 2: Our customer was pleased with the ...

Grammar and Composition

Ok, here is my complete "Pet Peeve" Speech. Thanks a lot to bobpursley, and writeacher, and gurublue. There are some people in this world that you can’t live without, and then there are some other people who you just can’t bear to live with. That second category is the one...

Grammar and Composition

Ok, here is my complete "Pet Peeve" Speech. Thanks a lot to bobpursley, and writeacher, and gurublue. There are some people in this world that you can’t live without, and then there are some other people who you just can’t bear to live with. That second category is the one...

com 172

Review the following passage and paraphrase it in the following box. Use the reference to create an appropriate APA-formatted in-text citation. Additionally, include one direct quotation. One of the most valuable skills a student can develop is focus. Focus is the ability to ...

intro to business

12. Howie is proud of the fact that workers at his plant earn high wages and have safe working conditions. According to Herzberg's research, these factors would be classified as: motivators. perks. physiological rewards. hygiene factors. 13. One of the most basic suggestions ...

com156

Paraphrasing and Quoting Review the following passage and paraphrase the long passage in the following box. Use the reference to create an appropriate APA-formatted, in-text citation. Additionally, include one direct quotation. One of the most valuable skills a student can ...

computer

Please read the following instructions (related project code) carefully: You'll be expected to observe good programming standards. • Project code must follow C++ syntax • Data used in each project must be retrieve and saved in Text Files • Your project may cover the ...

english

this check my answer Words: Deterrent, implication, inequity, infirmity, infringe, innovation, revitalize, sparse, subjective, succinct, 1- 2 When the candidate for mayor saw the sparse turnout for his speech, he knew he had to do something to revitalize his campaign. 3-4 ...

computer Science (need answer ASAP)

Write a complete C# program that displays a menu comprising of the followings: Main Menu 1) Calculate Fuel Consumption 2) Calculate Weekly Wages 3) About This Program 4) Exit Program Enter your Choice: Calculating Fuel Consumption When the user chooses this option, the program...

chemistry check

1. 48 KNO3+ _ C 12 H22O11-„³ ? CO2+ _ N2+ _ K2CO3+ _ H2O a. 12 b. 24 s c. 36 d. 48 The reaction is 48 KNO3 + 5 C12H22O11 --> 24 K2CO3 + 36 CO2 + 55 H2O + 24 N2 So the answer is C =36 2. 6 KNO3+ _ S + ? H2O„³ _ H2SO4+ _ N2+ _ K2SO4 a. 2 b. 4 c. 6 d. 8 The balanced ...

RE: Account

Hi. I never posted my work yet. Sorry. Here is the question then my answer which I cannot solve!! I cant balance out the balance sheet.... I have spent 2 days on this... Please help: Prepare a Trial Balance, an Income Statement and a Balance Sheet. Doris' Custom Designs Jan. 1...

computer science

Write a complete C# program that displays a menu comprising of the followings: Main Menu 1) Calculate Fuel Consumption 2) Calculate Weekly Wages 3) About This Program 4) Exit Program Enter your Choice: Calculating Fuel Consumption When the user chooses this option, the program...

Hardwork I done already! :)

7th Grade 7th grade Grades (1st quarter to 4th quarter): English 7 - 99 Math 7 - 91 Social Studies 7R - 91 Science 7R – 80 Fine Art 7 (advance art) – 100 Strings 7 – 100 Gym 7 and 8 – A GPA: 1st Quarter – 93.50 2nd Quarter – 3rd Quarter – 4th Quarter - Clubs/...

statistics

1. In an ANOVA, one group has a much larger sample mean than the other. The analyst decides to remove this group and to conduct the analysis on the remaining groups only. Which of the following statements is correct? Select one: a. This analysis is not correct, as now the ...

computer science

Algorithm for Binomial Numbers Task Binomial numbers (or binomial coefficients) are important positive integers that arise frequently in computing and mathematics. A function to compute binomial coefficients will have two inputs: n and k. The corresponding coefficient is ...

Stressed syllables

Here is a list of words now can someone help me find the stressed syllables: 1. diff(icult) 2. (imag)ine 3. (fam)iliar 4. relative 5. compan(ions) 6. (won)derful 7. impat(ience) 8. (coun)tryside 9. for(gott)en 10. univ(erse) 11. un(iver)sal 12. (acc)ident 13. (acc)idental 14. ...

grammar

Hello. I could really use some help with my ESSAY. If anyone could tell me what they think of it and if anything needs corrected. Thanks Jess Well I guess the best place to start is the beginning. I was born in Kentucky, but only lived there for five years. Then moved to ...

writing

Hello. I could really use some help with my ESSAY. If anyone could tell me what they think of it and if anything needs corrected. Thanks Jess Well I guess the best place to start is the beginning. I was born in Kentucky, but only lived there for five years. Then moved to ...

Japanese

okay....so in my Japanese class right now, we're currently writing our speeches.. So far, I've come up with: (This is actually in Japanese but I've chosen to write this in English as I'm on a school computer which only allows English characters!) "At first, when I went to ...

business

#1- Meta Investments, inc., offers to buy johnson computer corporation. On January 1st, Johnson gives meta copies of Johnsons financial statements for the previous year. The statements show an inventory of $1 million. On January 15th, Johnson discovers that the previous year's...

Poetry - PLZ CHECK OVER

The sun was shining on the sea, Shining with all his might: He did his very best to make The billows smooth and bright – And this was odd, because it was The middle of the night. The moon was shining sulkily, Because she thought the sun Had got no business to be there After ...

Computer Science

Can anyone please write a basic c++ code for the following instructions? Congratulations! You’ve been hired by the Fly-By-Night-Engineering-Company, Your new supervisor asks you to write a C++ program that will manage a list of robotic sensors, stored in an array of structs...

writing

PLEASE PROOF READ IT WILL BE DOUBLE SPACED WHEN I SUBMIT IT. In approximately 200–350 words, using compare/contrast strategies, discuss the benefits and/or advantages of shopping online, rather than shopping in a store. The Benefits of Online Shopping Rather Than ...

Health: Help for Mental and Emotional Disorders

I really need help with this! I don't have a textbook, but I have an online book, but my computer won't open it. My teacher is not answering his phone. So I have no idea what the answers might be. Please help me! 1. A disorder in which intense anxiety or fear keeps a person ...

General Education Statistics | MAT112

There are many ways people can invest their money. In mutual funds, the investor buys shares in a fund that buys investment instruments for the investor, commonly stocks, bonds, or fixed instrument investments. Investment fund managers commonly advertise their success in ...

English GuruBlue

Ok I took your sugguests and I followed them I was wondering I had orginally posted this Patient safety and promotion of zero medication error are common goals in every healthcare institution. One of the policies that answer the said goals is the "do not" use abbreviation. ...

Accounting for Managers

Question 1 of 20 5.0 Points Which of the following products probably would be manufactured using a job order costing system? A. Paper B. Baseball cards C. Computer monitors D. Company business cards Reset Selection Mark for Review What's This? Question 2 of 20 5.0 Points ...

science-chem

I am really confused on hybridization and how to do the orbital drawings. For example for BeF2: The electron configuration of F is (1s^2)(2s^2)(sp^5). In my book it says that there are two electrons in the ground state of Be in 1s and 2s orbital shells. For B3, 1 electron from...

English

1. The sound device in which vowel sounds of nearby words are repeated is called (1 point) alliteration assonance consonance onomatopoeia 2. The word wail is an example of (1 point) alliteration assonance consonance onomatopoeia 3. In “The Rime of the Ancient Mariner,” why...

weight issues

My new question: (1) If you were Doreen would you say that yes my mom always thought I was thin and (2) she just said that remark about people calling me fat because she was mad" : (3) How would you interpret both conversations and would do you think Doreen misinterpreted the ...

writting skills

1. Which one of the following comes first in an online catalog entry? A. Title of the book B. Year of publication C. Call number of the book D. Author's last name Student Answer: B Answer: Incorrect Reference: 2. You've located three books on a topic you're researching for an ...

chemistry

The percent composition of iron in a sample of steel can be determined by dissolving a sample of steel in concentrated acid. The resulting solution is then titrated with a permanganate solution. When all of the iron has reacted with the permanganate, the solution changes from ...

Computer Science

Q1: Write (militaryTime t AMPM), where t is an integer from 1 to 12 (inclusive) and AMPM is either 0 to represent morning or 1 to represent afternoon/evening. The function will convert the hours of the day from standard to military time. (militaryTime 5 0) returns 5 (...

Economics

1)The director of marketing at Vanguard Corporation believes the sales of the company’s Bright Side Laundry detergent (S) are related to Vanguard’s own advertising expenditure (A), as well as the combined advertising expenditures of its three biggest rival detergents R). ...

Summarizing, Paraphrasing, and Citing am i right?

Review the Summarizing, Paraphrasing, and Citing reading. Read the following paragraph: Decision making is a process by which several possibilities are considered and prioritized, resulting in a clear choice of one option over others. Decision making is a fact of life ...

Art

Protecting and Respecting Art 1. Which exhibit would be the least likely choice for a museum specializing in European art? :Renaissance Art :Medieval religious panels :Temple Art*** :Baroque Art 2. A Chinese watercolor painting contains an image of a bird resting peacefully on...

biology

Part A. Making Visual Connections with the Textbook (5 points) You can answer these in a Word document, indicating the question number followed by your answer. Below is the Absorption Spectrum of Photosynthesis. As your textbook explains, plants have a number of light-...

Math

Hi, this is a question I posted a couple of days ago and answers below.I am still really confused and unfortunately can't copy a picture into this. I thought it would be y-x but have no idea how to calculate that, but as the pistons move in towards each other, wouldn't the ...

grammar

Identifyitn antecedents 10a. The antecedent in the following sentence is students: Students in online classes have to be organized to keep up with their assignments. 10b. The antecedent in the following sentence is class: Students in online classes have to be organized to keep...

Research

What are the steps to the research process and which are the most important steps? A title specific internet search gives the following hits: http://www.google.com/search?as_q=&num=10&hl=en&btnG=Google+Search&as_epq=research+process&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&...

Accounting

On Jan 1, 2009 the following activitis occurred: a) ICDI, a consulting services company, was orgainized and issed 10,000 shares of capita stock in exchange for $500,000 cash. b)UCDI entered into an agreement with a landlord and paid $60,000 or 6 months rent in advance. c) the ...

com/156

Part 2: Paraphrasing and Quoting Review the following passage and paraphrase the long passage in the following box. Use the reference to create an appropriate APA-formatted, in-text citation. Additionally, include one direct quotation. One of the most valuable skills a student...

pre-algebra

1.write the fraction 5/6 as a percent. Round to the nearest hundredth of a percent where necessary. 33.33% 66.67% 83.33% 1.20% 2. Chris and five of his friends go out to dinner. The total bill comes to $124.29. they decide to leave a 20% tip. Each person will contribute an ...

Math

1. There are 14 blue marbles, 8 red marbles, and 12 green marbles in a jar. What is the ratio of the total number of marbles to the number of red marbles? (1 point) 24:8 34:8 8:34 8:24 2. Which of the following ratios is equivalent to fifteen over twenty ? (1 point) 200 to 150...

IT

In this assignment, you are going to be gathering information about the future students of NSU at one of our open houses. Since there will be plenty of student candidates with interests on different programs, I would like you to create a database using Microsoft Access. In ...

Chemistry

I am having trouble understanding dipole moments. I can't figure out why that a tetrahedral CF4 molecule, trigonal planar SO3 molecule and a octahedral H2SF4 molecule are non-polar while a H2CF2 is polar? I hope I explained that well and thanks! For CF4, think of it this way. ...

business

Quality Management Plan for followoing case: You are working for We Are Big, Inc., an international firm with over 100,000 employees located in several different countries. A strategic goal is to help improve the environment while increasing revenues and reducing costs. The ...

History

"America's addiction to obsolescence will be responsible for its environmental demise." Can you please suggest a few arguments I can use for this essay? I'm afraid I'm not on the right track. U.S. industries have been on a path of planned obsolescence for 50 years or more. ...

college accouting REALLY IMPORTANT PLEASE HELP =/

On Jan 1, 2009 the following activitis occurred: a) ICDI, a consulting services company, was orgainized and issed 10,000 shares of capita stock in exchange for $500,000 cash. b)UCDI entered into an agreement with a landlord and paid $60,000 or 6 months rent in advance. c) the ...

PARAPHRASING CONFUSION PLEASE HELP???

I need help with this and have no clue as to what I should do. I have trouble with paraphrasing. Review the following passage and paraphrase the long passage in the following box. Use the reference to create an appropriate APA-formatted, in-text citation. Additionally, include...

French

hi there!! I am looking for a number of good websites to practice my french on... mainly on the verbs and tense, so any sites with quizzs (with answers) would be great! oh and i am having my french exam in a week;written,comprehension, listening, and oral. um i am not good at ...

listening

I have problems listening what can I do to improve it before I go back to school? Here are some websites with good ideas: http://elc.polyu.edu.hk/ELSC/material/Listening/kListening.htm#II.%20SKILLS%20TO%20BETTER%20LISTENING http://www.sideroad.com/Business_Communication/...

computer science

n insurance company wants to offer a new 5-year, level-term life insurance policy to recent college graduates. The policy will have a face value (the amount paid in case of death) of $50,000. Normally, the company charges different premiums depending on the age, gender, ...

computer

Synex industries are a company based in Sri Lanka which is excels in nuclear waste management. The company profile is given below. Metric Values Company Name Synex Industries Total Number of Employees 1027 Nationality of Employees Russian, Chinese, German and Sri Lankan Levels...

Computer Programming using python

You'll notice that in Problem 2, your monthly payment had to be a multiple of $10. Why did we make it that way? You can try running your code locally so that the payment can be any dollar and cent amount (in other words, the monthly payment is a multiple of $0.01). Does your ...

Computer Programming using python

You'll notice that in Problem 2, your monthly payment had to be a multiple of $10. Why did we make it that way? You can try running your code locally so that the payment can be any dollar and cent amount (in other words, the monthly payment is a multiple of $0.01). Does your ...

Intro. to Comp.

Would you please check these for me? If any are wrong, let me know. 1.You currently live in a rural community and the local telephone company only provides analog lines. This means that in order to use your phone connection to access the Internet you will need a: A. DSL server...

writing sentences and paragraphs

Paragraph 1 Background You’ve applied for a specific job in your field of study. The Human Resources Department arranges an interview and tells you to bring with you a polished piece of writing for them to evaluate your writing skills. The paragraph must describe one ...

computer science

Step 3: Part C iLab Part C: Payroll Program Step 1: Create a New Project Create a new project and name it LAB1C. Make sure you close your previous program by clicking File >> Close Solution. This time, do not delete the code that gets automatically created. Instead, ...

English

Doug is on the phone with the vice president of marketing, pitching to him the benefits of the new Web-based performance appraisal system that HR wants to implement throughout the company. “It will simplify things for you. More importantly, it will boost your department’s ...

Science check my answers please

1. Convert 4.0 kilometers (km) to meters (m). (1 point) 0.04 m 40 m 400 m 4,000 m (my answer) 2. For his science project, Austin wants to determine if the pH of standing rainwater changes over time. He collects a jar of rainwater and places it indoors in a spot that does not ...

Visual Basic - Computer Science

I'm trying to right a program with Multidimensional Arrays. These are the instructions for the program: The Valley Boulevard (VB) Auto Center management is pleased with your progress in developing their system. They require you to develop a new feature for their system. Main ...

Intro to Technology

Lab 2.1 (This one's a little less confusing than the others, so I think I can do it with a little help) BACKGROUND: All technology involves a machine or device to process materials, energy or information. These machines are used to change the form of one or more of these ...

Writing

Excerpt – An entertainment-driven culture runs the risk of encouraging passivity among its citizens. If they can experience something vicariously through a movie, television show, or video game, why would they get involved with the activity itself? It’s safer, after all, ...

computer

How to write a report on topic 'Internet'? Suggest report outline Thank you for using the Jiskha Homework Help Forum. Here are some things to consider in writing a typical five-paragraph paper. Five-Paragraph Essay Structure The introductory paragraph begins with a general ...

adult education

EXAM # 01392900 1. The Preliminary Pages of A business report include such items as a title page and a table of contents. Which one of the following is also considered part of a report's pages? A. Index B. Citations C. Table of Figures D. References 2. If you want to place the...

is it possible to read too much

ive been reading a ton of books, and now my speech is far more sophisticated than any of my friends. im only 14 years old, and the fact that i use some advanced vocab turns them off. so basically is it possible to read too much? i fear if i keep reading ill be too smart. i ...

Management of Information Systems

Can someone proofread my paper. The assignment is to design a SDLC for this company. I just want to know if there is anything I left out or I should add or if I need to elaborate on more. Thanks Bead Bar Systems Development Project Introduction The Bead bar is a prominent ...

english

Read the following paragraphs carefully and compare them. Paragraph #1 Since every person has only one opportunity to live each hour of his life, the time must be spent wisely. He should spend it thoughtfully. He should care what he does with his time. He should use good ...

Corporate Finance

Electronic Timing Inc (ETI) is a small company founded 15 years ago by electronic engineers Tom Miller and Jessica Kerr. EIT manufactures integrated circuits to capitalize on the complex nixed-signal design technology and has recently entered the market for frequency timing ...

math

The roots of the equation x^4 - 3x^2 + 5x - 2 = 0 are a, b, c, d. By the relation y=x^2, or otherwise, show that a^2, b^2, c^2, d^2 are the roots of the equation y^4 - 6y^3 + 5y^2 - 13y + 4 = 0. The 2nd part of the question asks: find the value of s~2 where s~n = a^n + b^n + c...

Chemistry

I had to perform an experiment using a coffee-cup calorimeter to determine the enthalpies of two separate reactions. For part 1 we worked with magnesium metal, and magnesium oxide. Data was collected and now I need to find the q, heat transferred for both magnesium and ...

Desktop publishing-Elements of Design

Well i took this test and failed. This is the last test and i graduate. I posted [my answers] to the ones i think are right. 1. Study the following sentence, then select the answer that best describes it. THE COW JUMPS OVER THE MOON! A. Italic serifed type B. Bold roman sans ...

Help from The Economyst

I have put together my set of questions that I posted and answered them with yor help and direction, would you mind looking at the finished product for correctness. I still got lost on some of it I think. I could send them to you. EY Post them. We do not engage in Email with ...

com156

Quoting, Summarizing, and Paraphrasing a Source Part 1: Summarizing Review the following passage and summarize it in the box as though you were including this information in a research paper. Use the reference to create an appropriate APA-formatted, in-text citation. ...

Math

The warehouse manager on a construction site is trying to figure out a rational way to control inventory and has asked for your help. There are a number of parts that have roughly the same characteristics relative to consumption and size (key when determining inventory control...

Dangling Modifiers

Would someone please check these for me to see if they are right. Flying over the oak tree, the farmer saw the flock of birds that had damaged his crops. CHANGED TO :The Farmer saw the flock of birds that had been damasging his crops flying over the oak tree. Ironing out all ...

Satistics

1.A large electronics company wants to estimate the proportion of all households that own GPS machines. What sample size is required that would give the maximum error of 2.0% for a 95% confidence interval? An unscientific survey had an initial result of 30%. 2. The design ...

Computer Science

I have defined a microscopic verson of scheme that utilizes amb. I am currently using Dr. Scheme. This is my definition: (define (amb-eval s environment succeed fail) (cond ((not (pair? s)) (succeed (cond ((eq? s '#t) '#t) ((eq? s '()) '()) ((eq? s '#f) '#f) ((number? s) s) ((...

Entrep

Andy Rexford had started his custom embroidery shop in his garage with just one two-head machine and an old computer. From this humble beginning, Custom Stitches had grown into a full-time family business with sales of more than $750,000 a year and supplied the local college ...

english

How does using a formal writing process(planning, drafting, developing, revising,editing, and proofreading)help you create a more effective academic paper? The primary reason I can think of is that by following the entire process you think everything out carefully. You don't ...

accounting

Group Project Doug Maltbee formed a lawn service business as a summer job. To start the business on May 1, he deposited $1,000 in a new bank account in the name of the proprietorship. The $1,000 consisted of a $600 loan from his father and $400 of his own money. Doug rented ...

Accounting

Write a memorandum addressed to Irving Backbreaker, the CEO of Delorean Inc., a local carmaker, that addresses the issues you face with turning around Delorean Inc., which is on the brink of bankruptcy. Limit your discussion to identifying issues you see, your next step(s) and...

Intro to Technology

Lab 2.1 (This one's a little less confusing than the others, so I think I can do it with a little help) BACKGROUND: All technology involves a machine or device to process materials, energy or information. These machines are used to change the form of one or more of these ...

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