Saturday

July 30, 2016
Total # Posts: 1,402

**physics question**

...just looked at the problem again and figured it out..
*December 9, 2007*

**physics question**

How much heat had to be put in during the process to increase the internal energy of the gas by 1.50×10^4 J ? Here is the given information and questions that I have already answered: n=.450 R=8.3145 (Point A) p=2*10^5 v=.010 (Point B) p=5*10^5 v=.070 (Point C) p=8*10^5 ...
*December 9, 2007*

**AP World History**

Please give me resources (hopefully, straightforward ones) on the contact between groups of people occured and the nature of that contact, including the notation aboiut the impact of that contact on both parties: -Developlment and Spread of Islamic Civilization -Tang & Song ...
*December 9, 2007*

**policing**

In 1829, the model of modern policing, the London Metropolitan Police Department, was established. It's main objective was: a. Criminal apprehension b. law enforcement c. Crime prevention d social order
*November 24, 2007*

**Human service administrator**

Why are cost per output and cost per outcome calculations valuable to a human service agency?
*November 23, 2007*

**Physics**

What is the number of the highest harmonic that could be heard by a person who is capable of hearing frequencies up to 1.00×104 Hz?
*November 19, 2007*

**Physics**

A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 2.90 s for the boat to travel from its highest point to its lowest, a total distance of 0.640 m. The fisherman sees that the wave crests are spaced 7.60 m...
*November 18, 2007*

**CULTURAL DIVERSITY**

to me there is not a right or wrong answear it
*November 16, 2007*

**Physics**

A mass is vibrating at the end of a spring of force constant 225 N/m. On a position x vs time graph, how do you determine: How much energy did this system originally contain?
*November 15, 2007*

**Physics**

It is reasonable to assume that the bulk modulus of blood is about the same as that of water (2.20 GPa). As one goes deeper and deeper in the ocean, the pressure increases by 1.0*10^4 Pa for every meter below the surface. If a diver goes down 33.0 m (a bit over 100 ft) in the ...
*November 14, 2007*

**World history**

IS AD and CE the same thing?
*November 13, 2007*

**Physics**

In a design for a piece of medical apparatus, you need a material that is easily compressed when a pressure is applied to it. Would this material have a large bulk modulus, small bulk modulus, or is the bulk modulus not relevant to this situation?
*November 13, 2007*

**homework hlep**

3x- 5y/(7 ) = 10 2x/3 - 9y/7 = 19/5
*November 11, 2007*

**financial management**

unsure, can someone please assist asap? Thanks so much
*November 9, 2007*

**financial management**

Last year Rattner Robotics had $5 million in operating income (EBIT). The company had net depreciation expense of $1 million and interest expense of $1 million; its corporate tax rate was 40 percent. The company has $14 million in current assets and $4 million in non-interest-...
*November 9, 2007*

**Math**

During the past month, you withdrew $22 from your savings account and then deposited $24. If your balance at the end of the month is $120, how much did you have in your account at the beginning of the month? 22 24 -- = -- 120 x 2880 ---- 22x x=130.9 Is this correct?
*November 1, 2007*

**Algebra II**

Having trouble factoring 3x^9- 75x
*October 18, 2007*

**Math**

The length of a rectangle is 14 centimeters less than twice its width. The perimeter of the rectangle is 62cm. What are the dimensions of the rectangle? Here is what I did: P=2L+2W 62=2(14-W)+2W 62=28-W+2W 28-28 ------------ 34=-W+2W +W +W ------------ 34=3W -- -- 3 3 W=11.3 ...
*October 18, 2007*

** health**

the life expectancy increased from 74% in 1970 to 78%in 1990 what contributed to this factor
*October 16, 2007*

**buisness math**

How much interest will you have to pay for a credit card balance of $554 that is one month overdue if a 20% annual rate is charged?
*October 9, 2007*

**GRAMMAR**

How would I start an apology letter on a trip that has been canceled and the deposit will not be given back because that bus company is in bancruptcy
*October 5, 2007*

**English**

Hi, I have to write a poem in the style of Arthur Rimbaud's "Delirium II: Alchemy of the Word". Is there any websites that can help me with this? Any Tips? Thanks
*October 1, 2007*

**Human Service Administrator**

What ethical issues might arise by relying more and more on technology in Health Care or Human Service?
*September 13, 2007*

**Human Services**

Thanks for the help.
*September 7, 2007*

**Human Services**

Can anyone see if this is correct. A problem is when a question has to be considered before answering or finding a solution. A policy is considered to be a system of laws that concerns a given topic by a governmental entity or its representatives. A program is a public service...
*September 7, 2007*

**Human Services**

What do the words "problem," "policy," and "program," mean within the context of health and human services?
*September 7, 2007*

**HHS**

Why are we able to use analysis categories to analyze older problems as well as modern ones?
*September 4, 2007*

**Sociology**

What is television effect on sports
*September 2, 2007*

**math**

my fith grader has a work sheet on stem and leaf plots. There is no workbook or examples that were given and i have no clue. Can you help me?
*August 29, 2007*

**check**

#19, Inclusive Language-Quoting from Biased Material - The mayors and their wives were invited on a tour of the state buildings. Answer: The maors and their wives[sic] were invited on a tour of the state buildings. #8. Puctuation-colon - Studing is exciting: find something ...
*August 24, 2007*

**re- check**

on #19 it is asking for Inclusive Language-Quoting from Biased Material. The sentence is: The mayors and their wives were invited on a tour of the state building. Answer: The mayors and their wives[sic] were invited on a tour of the state buildings. #8 Punctuation- colon - ...
*August 24, 2007*

**please check**

Please check focusing on the grammar area specified in the left column. The Sentence following the grammar area is the sentence in question. 1.Dangling Modidiers - If your baby does not like cold apple juice, it should be heated. My Answer: If your baby does not like cold ...
*August 23, 2007*

**Algebra1**

if x-3y=8 and y=2x+1, then x=
*August 23, 2007*

**Science**

Humans shape their environment in ways that other organisms cannot. Are humans subject to the same pressures of natural selection as other organisms? Yes. If we are too weak or too lazy or too unfortunate to make a living, we will not survive. We can steal or grow our own food...
*July 27, 2007*

**Science**

How are eukaryotic cells similar to a production line? Thank you for using the Jiskha Homework Help Forum. Here are some sites on these cells: 1. http://en.wikipedia.org/wiki/Eukaryote 2. http://library.thinkquest.org/C004535/eukaryotic_cells.html 3. http://www.cellsalive.com/...
*July 12, 2007*

**communication**

It’s hard to believe that a woman her age could accomplish so much. Inclusive Language—Making Language Nonracist and Nonagist. How can I do that. This is my one out of 10 it has me stump. woman, or person? Why not just drop the "her age" words? It's ...
*July 5, 2007*

**written communication**

I need a example on how to write a Persuasive message and a negative message. Marie or Ann or whoever, http://www.jiskha.com/search/search.cgi?query=negative+message http://www.jiskha.com/search/search.cgi?query=persuasive+message Here are some previously asked and answered ...
*July 4, 2007*

**Human Services Administrator**

What should the role of health and human services workers be in relation to the future needs of American society?
*July 3, 2007*

**Human Services Administrator**

Who should determine health and human services needs?
*July 3, 2007*

**Human Services Administrator**

How do regular consultations between managers and their subordinates impact productivity and job satisfaction? That depends upon the nature of the consultations. If the managers are critical and micromanage, the job satisfaction and productivity usually goes down. If the ...
*June 24, 2007*

**Human Services Administrator**

What are some elements to a good appraisal system? Thank you for using the Jiskha Homework Help Forum. You do not state if you need this appraisal system in hiring or in evaluating an employee. Here are some links for you: 1. (Broken Link Removed) 2. (Broken Link Removed) (...
*June 18, 2007*

**Philosophy**

Is it more common for people to make decisions regarding religion on the basis of reason or by faith? I believe faith determines religious decisions. I think that depends on the person. Many people make decisions on religion based on both reason and faith. Guru is right. ...
*June 5, 2007*

**Baptism - Catholic**

Can someone please tell me what happens with the oil and the candle at baptism? Thank you for using the Jiskha Homework Help Forum. For anything concerning the Catholic religion, a good place to begin is with the Catholic Encyclopedia: 1. http://www.newadvent.org/cathen/02258b...
*June 2, 2007*

**Philosophy**

Is a person more than a physical body? What is the mind? What is thought? I am having trouble finding information on pricipal issues,some philosophies related to the questions and some misconceptions about the questions. If anyone could help me. I really do not understand ...
*May 31, 2007*

**Grade 3 science**

Are cotton balls a better insulator than paper. I say cotton balls but the teacher wants me to write a hypothese which I did and explain how I would test it. I know cotton is a better insulator because it is used in materials can you give me a test or explain a test for this? ...
*May 30, 2007*

**Science grade 3**

I know that fresh water will freeze faster than salt water but I need to fill in a table. The table shows some variables which are the amount of water and the amount of salet. I need to write how I would control each variable and I do not quite understand what to do? http://...
*May 30, 2007*

**Science Grade 3**

Heat is flowing from the living room to the bedroom. I need to draw a diagram that shows what you know about hte temperature in each room...what should I do? Heat can flow if warm air is interacting with cooler air. (lesser and greater densities) It always seeks equalibrium. ...
*May 30, 2007*

**Science grade 3**

Does light always flow from light to dark places? T or False and explain. I say no becasue light shines and it does not flow Photons are emmitted and radiate in all directions until they are absorbed or reflected. So no is correct. They do not flow from light to dark. Thank you
*May 30, 2007*

**Philosophy**

What is the connection between traditional and modern ethics? These sites may give you some ideas http://www.leaderu.com/orgs/probe/docs/measmor.html http://www.dur.ac.uk/r.d.smith/pmethics.html http://www.bsos.umd.edu/gvpt/lpbr/subpages/reviews/hazard-dondi105.htm This might ...
*May 25, 2007*

**Pre Cal**

could someone please tell me what the other angle identity of tan is? Thank you much! "...other angle identity of tan x"? in relation to which "other" ? there are many identities dealing with the tangent. The most important is probably tan x = sin x/cos x ...
*May 23, 2007*

**math**

could someone please tell me what the other angle identity is? Thank you much!
*May 23, 2007*

**Philosophy**

What is the history of continental philosophy in reaction to Hegelian idealism? I need some help answering this question. I cannot find any information on this. Any help would be greatly appriciated. Thanks. Thank you for using the Jiskha Homework Help Forum. I found several ...
*May 18, 2007*

**science**

1,040 calories
*May 16, 2007*

**math**

John and Susan hiked up an 18-mile mountain trail at 5mph. They hiked down at 4mph. How long did the hike take? Up time = 18 miles/5 mph Down time = 18 miles/4 mph Compute and add the two times. Most people go up mountains slower than they come down. They must be unusual ...
*May 14, 2007*

**Philosophy**

How did the greatest contribution of Rene Descartes affect the 18th and 19th-century philosophy? Thank you for using the Jiskha Homework Help Forum. Here are some sites for you to peruse. When you have decided for yourself the most important contribution, post it and we will ...
*May 10, 2007*

**Human Services Administrator**

I have to complete an internet search to find 3 examples of mission statements for human services organizations. Then I have to write 1050-1400 word paper evaluating the mission statements. Show how each one of the mission statements does or does not meet the requirements of a...
*May 10, 2007*

**Algebra**

Please show me how to solve this problem. 8/x^2-16 + 3/4 = 1/x-4 multiply each of the terms by x^2, collect your like terms and bring them all to the left side. You will have a quadratic equation. BTW, since you did not use brackets I will assume your last term is (1/x)-4 and ...
*May 8, 2007*

**UNSCRAMBLE 33 letters to make 9 words**

oneaningweitoainherghotstthag
*April 16, 2007*

**Math**

I need help with these problems. I've gone over the material a lot, and I just don't understand! Please help fast, test is tomorrow! 1. Factor 4m²+40m+100 2. The area of a circle is given by the equation A = ð(25x²+10x+1). Find an expression for the ...
*April 12, 2007*

**geography**

vehicles equipped with a high horsepower motor use more fuel than most motors. What does the federal governments impose on these vehicles? Other than the regular taxes on gasoline, the U.S. government doesn't impose additional penalties. The penalty seems self-imposed -- ...
*April 3, 2007*

**History**

waht were some of the problems of 1800s england? Here are some sites that may be of help: http://www.fordham.edu/halsall/mod/modsbook20.html http://www.lkwdpl.org/lhs/england/ http://www.spartacus.schoolnet.co.uk/IRchild.main.htm http://en.wikipedia.org/wiki/Reform_Act_1832 ...
*March 25, 2007*

**English**

could someone please explain to me what idealism is? i think i know but i just need clarification. i've already looked it up several times but have gotten different answers. thanks! Thank you for using the Jiskha Homework Help Forum. Here is what the Online Dictionary says...
*March 25, 2007*

**Math**

The Bookholder Company manufactures two types of bookcases out of oal and walnut. Model 01 requires 5 board feet of oak and 2 board feet of walnut. Model 02 requires 4 board feet of oak and 3 board feet of walnut. A profit of $75 is made on each Model 01 bookcase and a profit ...
*March 19, 2007*

**Pre Cal**

2cos 4theta + 1 = 0 i know how to find the degrees (the last step of the problem), but i dont know how to start the problem. Could someone please show me the steps? I assume you mean cos (4 theta) and not (cos theta)^4 cos (4 theta) = -1/2 The angles with a cosine equal to -1/...
*March 7, 2007*

**Pre Cal**

write the equations of the parabola, the directrix, and the axis of symmetry. vertex: (-4,2) focus: (-4,6) if someone could explain how to do this problem then that would be great! thanks in advance! Formats to help you find the equation for a parabola: (x - h)^2 = 4p(y - k) ...
*March 7, 2007*

**Physics**

How much heat is added to a 10.0 g of ice at -20.0 degrees Celsius to convert it to steam at 120.0 degrees Celsius? compute and add the following heats: heat to heat ice from -20C to 0C heat to melt ice at 0C Heat to heat water from 0 to 100C heat to convert water to steam at ...
*March 5, 2007*

**Social Psych**

Compare and contrast the two routes to persuasion. Which two routes to persuasion are you comparing and contrasting? We don't do your homework, but we will critique and offer suggestions for your ideas. Here are some articles that might be helpful: http://www.members.cox....
*March 3, 2007*

**Pre Cal Check**

focus: (0,p) vertex: if not given, then it is assumed (0,0) Directrix: k+p or k-p, i'm not sure I think these are the general equations for the focus, vertex, and directrix of a parabola, but i'm not sure. could someone please check this? thanks.
*February 25, 2007*

**pre cal**

(1/3)LN27 + 2LNx = LN(2-x) i think i just need help getting started. I assume that your LN notation is log to base e. I will call it ln. (1/3)ln 27 = ln (27)^(1/3) = ln 3, (since 27^(1/3) is the cube root of 27). Therefore ln 3 + 2 ln x = ln (3 x^2) = ln (2-x) 3x^2 = 2-x solve...
*February 25, 2007*

**math,correction**

okay for the first one i/ve done it twice and both times i got 10, not -10. check your work to make sure you did it correctly. for the second one i got 24 so you are correct Directions solve for x. (x)/(x-2)-(x+1)/(x)=(8)/(x^2-2x) The answer i get is : -10=x or x=-10 Problem #...
*February 25, 2007*

**Math**

if x is an even number, what is the quotient of the next greater even number divided by the next greater odd number? i have no idea where to even start with this problem. i would really appriciate some help. Thanks! What can make me studdy harder? hey tabby you put your ...
*February 25, 2007*

**Pre Cal**

(1/3)LN27 + 2LNx = LN(2-x) i think i just need help getting started.
*February 25, 2007*

**Pre Cal**

how would i find the degrees of cos x= 3/2 if (0 <or= theta < 360)? i've tried putting it in my calculator with cosine^-1 but im just getting err:domain. Please help! The cosine function only goes from -1 to +1. There is no solution to cos x = 3/2. thank you!
*February 25, 2007*

**Pre Cal**

sin theta - 2sin^2 theta = 0 I'm using the up carrot sign to signal "to the power of..." Let sin theta = x x - 2 x^2 = 0 x (1 - 2x) = 0 Both x=0 and x = 1/2 are solutions. theta = 0 degrees, 30 degrees, 150 degrees and 180 degrees. Thank you so much!!! im a ...
*February 25, 2007*

**Biology**

how many pints of blood is in an average adults body? 9 to 12 I believe 56 Facts About Blood and Blood Donation One for each day between your blood donation! 4.5 million Americans would die each year without life saving blood transfusions. Approximately 32,000 pints of blood ...
*February 23, 2007*

**Survey**

What first comes to mind when you see or hear the word blood? red, then death, then if i kept thinking, it wouldn't be a first thought sang -- as in the latin base
*February 23, 2007*

**Pre Cal**

Ooops! I wrote it wrong, here's the problem: if x varies directly as y^2, inversely as z, and inversely as the square root of w, what happens to x when y is multiplied by 3, z is doubled, and w is quadrupled? I would really appriciate it if someone could help me understand...
*February 22, 2007*

**Pre Cal**

If x varies directly as y62, inversely as z, and inversely as the square root of w, what happens to x when y is multiplied by 3, z is doubled, and w is quadrupled? I would really appriciate it if someone could help me understand how to do this problem. Thank you!
*February 21, 2007*

**Sociology**

Okay... here's the assignment. I've been trying this for a week and I'm screwed. Spend 30 minutes on each of these sites and answer the following questions in a 3-5 page paper, APA style. pchrgaza (dot) ps memri (dot) org/archives (dot) html In this assignment, ...
*February 7, 2007*

**Writing**

What factors might influence your decision to use a memorandum format rather than a manuscript format for a short report? If your main purpose is to convey information as briefly, quickly, and consisely as possible, the memorandum format best fits your needs. Check these sites...
*February 4, 2007*

**Math**

Could anyone help me udnerstand the base angle theorem and the converse base angle theorem better?..I don't wuite understand them, and I have homework on it. Marie: The base angle theorem: If in a triangle two of the side are equal length, then the angles opposite the ...
*December 19, 2006*

**English**

If you could have anything you wanted, what would it be? What would you be willing to do to get it? Express these ideas and emotions in a bried (10 line) monologue/sililoquy. can u send me a site that would have some examples that could help me??? Please double-check the ...
*December 18, 2006*

**Religion**

Why were Mary and Joesph in Bethlehem at the time of Jesus's birth? Wasn't there a census for Tax purposes? Thank you, that is what I was looking for. Bob Pursley is right. This is in Luke: http://bibleresources.bible.com/passagesearchresults.php?passage1=Luke+2&...
*December 9, 2006*

**Physics - VERY IMPORTANT**

Describe an experiment that shows that the rate at which an object falls is not affected by any horizontal motion it may have. EXPLAIN CLEARLY PLEASE!! thank you Take a dart gun, shoot it horizontally, and at the same time, drop a dart. See which one gets to the floor first. ...
*December 6, 2006*

**Please answer my Misc. Question Asap!!!!!!!!**

asap!!!!!!!!!! How rude. We are volunteers, and adults.
*December 3, 2006*

**Misc.**

Other than a car what item has wheels that can be spelled out of Merry Christmas!!!!!!!!!!!! car, cart, carts, my chaise has wheels. Sorry Bobpursley and thank you!!!!!!!!!! chair, chairs
*December 3, 2006*

**Social Studies**

What is the name of the middle eastern nation? It has to be spelled with letters from Merry Christmas!!!! http://www.google.com/search?hl=en&lr=&q=countries+in+middle+east Here's a whole list of them, plus some maps to click on. Choose what you need. =) Ithinl it would be ...
*December 3, 2006*

**misc.**

Is yeast a grain? No. Yeast is a plant cell,it does not form a seed. Is there any other grains that can be spelled out of "Merry Christmas?" I already know riceis a grain. rye
*December 1, 2006*

**social studies**

Whta is the name of the Middle Eastern nation? what nation? There are many Iraq? Iran? Afghanistan? A map would have it.
*December 1, 2006*

**Math-approximation with fractions:7th grade math**

Okay im sooo confused NONE of these answers are helping me ! Im doing Math approximations too and here 1 of my problems:15/56 and 8/35 it says use appoximations to get your answer!
*November 19, 2006*

**ccd**

Did Jesus raise Lathyrus from the dead? i need to know by 2:00p.m. Please check this site for your answer. Note that the original story is told in John 11:1 http://en.wikipedia.org/wiki/Lazarus
*November 19, 2006*

**Algebra 1 HELP!!**

4n=28n-3 i have to solve for n Move the letters to one side and the numbers to the other. Change sign when doing so. 4n-28n=-3 Combine terms. -24n=-3 Multiply everything by -1 24n=3 Now divide both sides by 24 24n/24 = 3/24 n=1/8 I hope this helps. What would be the missing ...
*November 1, 2006*

**Science**

How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries? Sugar dissolves in some of the surface water molecules making a high concentration of sugar solution. The osmostic pressure is changed significantly; the result is that the sugar ...
*October 22, 2006*

**algebra**

How do you factor numbers? 2x squared + 5x-3 for instance? 2x^2 + 5x -3 Make two sets of parentheses. ( ) ( ) The first number in each set must be such that the product will be 2x^2. Obviously, that must be 2xand 1x so put them in. (2x )(x ) The next thing in the set is the ...
*October 17, 2006*

**biology**

What is the difference between a control group and an experimental group? Thanks in advance. :) control group is the group you do not change (what you comapre the experiement to), the experimental group is the group that you do the experiment to, you compare the results to the...
*September 27, 2006*

**math**

A country exported 60,000,000 less than it imported, creating a negative balance ...and the question is? We know imports > exports. Therefore we have a trade imbalance of 60,000,000. On the fiscal budget for the country this would be recorded in red or with a - sign or ...
*September 6, 2006*

**Environmental science**

Explain how energy stored in coal was obtained from the sun?
*September 6, 2006*

**ETH/125**

Ok AXIA here too. All I have to say is I'm sick of Instructors saying "to make things easier don't post this way post that way and we can all figure it out." Bull, every single Instructor has asked for me to do it differently and it is confusing as hell!
*July 20, 2006*

**word problem**

A motor boat took 4 hours to make a downstream trip with a current of 3mph. The return trip against the same current took 8 hours. Find the speed of the boat in still water. Call Y the boat's rate. distance = rate x time. downstream rate of boat is Y+3. t=4 hrs. upstream ...
*June 22, 2006*

**math**

3 --- 2 --------- 1 + 1 -- -- 3 x I assume you mean (3/2)/[(1/3) + (1/x)] You could rewrite the denominator as [(1/3) + (1/x)] = (x + 3)/(3x) Which would lead to (3/2)/[(1/3) + (1/x)] = (3/2)*(3x)/(x+3)= (9/2)[x/(x+3)] Thank you
*June 22, 2006*