Sunday
February 19, 2017

# Posts by ray

Total # Posts: 592

Physics
Thank you!
October 26, 2009

Physics
A small solid sphere, with radius 0.25 cm and mass 0.61 g rolls without slipping on the inside of a large fixed hemisphere with radius 17 cm and a vertical axis of symmetry. The sphere starts at the top from rest. (a) What is its kinetic energy at the bottom?
October 26, 2009

Physics
A small solid sphere, with radius 0.25 cm and mass 0.61 g rolls without slipping on the inside of a large fixed hemisphere with radius 17 cm and a vertical axis of symmetry. The sphere starts at the top from rest. (a) What is its kinetic energy at the bottom?
October 26, 2009

Math
y+5/3=x+2
October 24, 2009

math
I meant what equation it was
September 21, 2009

math
is y=350n-(155n+700) a linear, quadratic, exponential, or none of the listed. If is is not listed, then what is it? thanks for helping me.
September 21, 2009

Science
How many cubic centimeters of water are required to fill a graduated cylinder to he 50.0 mL mark? How?
September 17, 2009

Physics
A lead ball is dropped into a lake from a diving board 5.42 m above the water. It hits the water with a certain velocity and then sinks to the bottom with this same constant velocity. It reaches the bottom 4.98 s after it is dropped. (Assume the positive direction is upward...
September 7, 2009

Strategic Management
What are the 4 differences between Strategy Formulation and Strategy Implementation?
July 30, 2009

economics
Thanks Lotta, it helped
May 27, 2009

economics
When Mcdonal's corp reduced the price of its big mac by 75% if consumers also purchase french fries and a soft drink. the company was hoping the novel promotion would receive its U.S. sales growth. It didn't. within two weeks, sales had fallen. Using your knowledge of ...
May 27, 2009

economics
Thanks Lotsa, it helped
May 27, 2009

economics
Dell Computer Corp., the world's largest personal-computer maker, is keenly aware of everything its rival PC manaufacturers decide to go. Explain why Dell usually reacts more quickly and more substantially to pricing, product design, and advertising decisions made by ...
May 27, 2009

Accounting
If one unit of Product X used \$1.5 of direct materials and \$2 of direct labor, sold for \$11, and was assigned overhead at the rate of 20% of direct labor costs, how much gross profit was realized from this sale? a.\$11 b.\$7.5 c.\$4.6 d.\$7.10 e.\$3.5
April 14, 2009

CHEM
Calculate the hydrogen ion concentration of a 2.30×10^-1 M solution of the strong base RbOH. Round your answer to 3 significant digits. would the answer just be 2.30E-1 because the hydrogen ion will dissociate completely?? help appreciated thanks
April 14, 2009

Organisational Behaviour
Can give me example in relation to the 6 steps of the Rational Decision -Making Model? There are no examples in the textbook.
March 12, 2009

intro to economics
jeez no one can ask for help on the internet any more? This is a homework help website. so lay off.
March 2, 2009

sci230
Piecing It Together on p. 78 of the text describes the six major concluding principles Mendel hypothesized from his work. Describe three of them.
January 24, 2009

writing skills
find answer 5.which of the following sentences has a compound predicate b.while he swam she collected shells c.she washed the shells and dried them in the sun d.on the way to the bank the interest rates went down
December 16, 2008

Calculus
Find dy/dx by implicit differentiation. sqrt(3 x+y)=2+x^2y^2?
November 12, 2008

Chemistry
A 522g piece of copper tubing is heated to 89.5C and placed in an insulated vessel containing 159g of water at 22.8C. Assuming no loss of water and a heat capacity for the vessel of 10.0J/K, what is the final temperature of the system ( c of copper = 0.387 J/g*K)?
November 11, 2008

college
Four nutritional or physical exercise goals o Actions taken to meet each goal
October 11, 2008

Math
fuch et just guess
September 9, 2008

us history
How else can Jefferson 's election be considered a revolution?
June 26, 2008

us history
How else can Jefferson 's election be considered a revolution?
June 24, 2008

Approximate the area under each curve by evaluating te function at the left-hand endpoints of the subintervals. 1. f(x)=9-x^2 from x=1 to x=3; 4 subintervals. 2. f(x)=x^2 +x+ from x= -1 to x=1; 4 subintervals.
May 27, 2008

Approximate the area under each curve over the specified interval by using the indicated number of subintervals and evaluating the function at the right-hand endpoints of the subintervals. 1. f(x)=9-x^2 from x=1 to x=3; 4 subintervals. 2. f(x)=x^2 +x+ from x= -1 to x=1; 4 ...
May 27, 2008

calculus
How do solve for q for the following and find the derivative for them? 1) pq+p+100q=50000 2) (p+1)(ã q+1)=1000 3) p=(1/2)ln((5000-q)/(q+1))
May 13, 2008

A rectangular area is to be enclosed and divided into thirds. The family has \$700 to spend for the fencing material. The outside fence costs \$12 per running foot installed, and the dividers cost \$30 per running foot installed. What are the dimensions that will maximize the ...
May 3, 2008

us history
What was the purpose of the open door notes introducxe by John Hay ?
April 19, 2008

science
How would life be witout a skeleton?
April 7, 2008

social science
How did the financial crisis of Southeast Asia bring about economic growth.
March 20, 2008

math
is 4x to the 3rd power a monomial?
March 6, 2008

science
thanks
February 28, 2008

science
why will deer travel for many miles to get a salt lick?
February 28, 2008

math
Just negative 11! Pokemon rule!
February 28, 2008

math
Please double check In a bottling company, a machine can fill a 2-liter (l) bottle in 0.5 second (s) and move the next bottle into place in 0.1 s. How many 2-l bottles can be filled by the machine in 2 h? Answer: 1.00 or 0.20 A circular coffee table has a diameter of 5 ft. ...
February 20, 2008

sociology
Give four examples of social movements, current or past, and describe the key features of each movement. I am not sure what I am looking for but see If I am on the right track please Gay and Lesbian Rights Movement is to help gain civil right for people that want to take same ...
February 12, 2008

criminal justice communication
I was assigned a paper to write against police stun guns and patrol car video surveillance. I have found some good sites and article on Police stun gun But I have not been able to find any information against Police Video Surveillance any help or suggestion would be appreciated
February 7, 2008

Sociology
Give an example of a human behavior that is considered deviant in one society but is not considered deviant in others. What are the factors that have contributed to this society's perspective of the deviant behavior? The human behavior I wanted to use is In the United ...
January 27, 2008

Philosophy
eastren philosophy to a pupile
January 27, 2008

need help
I have an assignment that is due sunday here it is Find a current or past court trial (via Internet or television) where an investigator or officer is called to testify. Evaluate the officer’s role and if he/she follows the guidelines on pp. 129-34 of the text. Then ...
January 23, 2008

medical discourse
good ones:)thanx..if you have more just send them:)
January 22, 2008

medical discourse
i have tomorrow a discusion about medical discourse.so i have to ask some questions about that.what can i ask my friends?f.e.did they have any bad experiences whit their doctors?any suggestions?
January 22, 2008

information
I have a project to do and can not find a site to watch a trial here is the assignment I have to do all i need is a site where I can watch a trial any suggestions please Find a current or past court trial (via Internet or television) where an investigator or officer is called ...
January 20, 2008

Police Officer
Thank you that cleared it up for me
January 18, 2008

Police Officer
Can some one please explain tome why Police Officer should not assume? For example when a police Office is told of a dispute between two parties why should they not assume what they are hearing is not the truth. The only reason I could figure out is based on the information ...
January 18, 2008

medical discourse
i had my presentation on medical discourse and tomorrow i have to conclude it.What can i say as a conclusion on medical discourse?i don't need any internet pages because i've looked everywhere and couldn't find understandable conlusion.does anybody have any idea ...
January 15, 2008

sociology
Can someone explain to me the differences between formal organizational structure in business and the flexible organizational structure. If you can give me an example please or a web site
January 14, 2008

art history
January 8, 2008

Not understaning what I need to do
I am writing a paper of the Society of The India people and one of the questions I need to answer is A clear differentiation between race and ethnicity in India? I am not sure I understand what I need to write Can any one give a better understanding what I need or example
December 17, 2007

Algebra Word Problem
A rectangle has dimensions of 12x8inches. If a uniform border is added, then the new rectangle has twice the area of the old rectangle. a) Find the width of the border b) find the new dimensions of the rectangle
December 13, 2007

SOCIOLOGY
HI, WHAT IS CONFLICT THEORY?
December 8, 2007

Math / Algebra Word Problem
The Parkhursts used 160 yd of fencing to enclose a rectangular corral and to divide it into two parts by a fence parrallel to one of the shorter sides. Find the dimensions of the corral if its area is 1000 yd^2 Thank you!
December 6, 2007

science
what is the name or term for "where an air mass forms or starts"
November 29, 2007

job question
What kind of job can i get with a bachelors of science in psychology? I live in the state of virginia
November 20, 2007

job question
What kind of job can i get with a bachelors of science in psychology? I live in the state of virginia
November 20, 2007

English
Tom, who is eight, goes to a school in Philedelphia.
November 13, 2007

Geography
what oportunities arise for pastral farming due to the CTWM... please could someone give me any real life cases of this!? thank you
October 23, 2007

Art
I want to use a large number of small items to construct one big item. The big item must have a relationship with the small items such as making a bowl or spoon out of cheeios. Please give me some ideas. Thanks
October 23, 2007

human services
The question I need to answer is Describe a social policy that may affect your future position as a human services worker. My understanding of social policy A course of action the government has put forth to quide the people a different direction. "Welfare Reform" ...
October 11, 2007

math
What does mutually exclusive mean? Can anyone give me an example?
September 29, 2007

Econ
What is the difference between gross income and disposable income? If I want to know which countries are prosperous, which one should I look at?
September 28, 2007

Repost: John of Salisbury for Jermaine
The problem is that the instructor makes it seem as if all that we need to know with regards to describing the society can come from "The Body Social" alone. So, I guess a reasonable question thereafter might be: what types of society were/are there? This is the ...
September 7, 2007

can someone give me an example of case about business and the bill of rights I am confused on what kind of case i need to find and brief?
September 5, 2007

lae school
a storm front went through and the temperature dropped 10celsius in 3hr. If the temperature started at 6celsius, what was the temperature after the 3hr?
August 31, 2007

can some tell me or give me an example of what the CIA does? What kind of work do they do? The CIA is the United States Central Intelligence Agency. Because it collects information about possible threats to our country, it's been nicknamed the "Spooks" because of...
August 7, 2007

Health and human Services
I need to compile a list of the health and human services agencies in state of virginia I am little confused what I need for this Am I needing to list the differnt offices like Department of Social Services United Way Any suggestions appreciated I'd start here: http://www....
July 19, 2007

algebra
One number is 4 times another. If the sum of their reciprocals is 5/36 , find the two numbers. I am total lost on this problem x is a number 4x is another number these should = 5/36 so my equation would be x+4x=5/36 first x i am getting 1/36 so the second would be 4/36=9 the ...
July 6, 2007

IT Help
What is the process called which converts a message into a form which can only be understood by an intended recipients If some one cang ive me a example i would appreciate it encryption Using a shopping cart online. The information, since it involves things like personal ...
June 26, 2007

algebra 2
(6+root sign 3)(6- root sign 3) I am suppose to multiply this problem we are working on multipling radical I can not understand these problems can some walk me through this step for step I would appreciate it. Use that: (x-y)(x+y) = x^2 - y^2 (x-y)(x+y)=2x^+xy^-y^
June 16, 2007

IT
could someone please explain to me a how a business would benefit from Expert systems or even an example would help Thank you for using the Jiskha Homework Help Forum. In any business organization and efficiency are important. Check these sites for information about Expert ...
June 14, 2007

IT
Give the URL of two different e-commerce Web sites. For one of the Web sites, outline the key technology infrastructure components necessary to support its e-commerce business the two web sites I decided on was ebay --which is consummer selling to consummer amazon-- which is ...
June 12, 2007

e commerce
Give the URL of two different e-commerce Web sites. For one of the Web sites, outline the key technology infrastructure components necessary to support its e-commerce business the two web sites I decided on was ebay --which is consummer selling to consummer amazon-- which is ...
June 11, 2007

algebra 2
evaluate if possible 1. square root -121 A not a real number 2. 3cube-8/27 would this be 3cube -2/3 number 1 is correct i've had that one in my homeworks previously. number two i am not sure how it would actually look 3^3+ (-8)/(27)= If so to reduce it I have to agree with...
June 5, 2007

Algebra 2
A parent leaves his house during rush-hour each weekday to get her husband from work and pick up her child from school. Her house, husband work and school are equal distance of 5 mile from each other. (On an imaginary triangle.) she usually makes the whole trip in 20 minutes. ...
June 4, 2007

Algebra 2
would some one please check these for me 1. divide x^2-36y^2 over 5x^2+30y divide (x^2-6xy) A: x+6y over (5x)(x^2+6y) 2. Add. Express your answer in simplest form. 2x 0ver x^2+15x+54 + 4over x+6 A: 6 over x+9 3. solve: (9 over x-5) -1= 8 over x+5 A: -10 and 11 This one I am ...
June 2, 2007

Chemistry
Choose the group from the given list: a) 1A b) 2A c) 3A d) 4A e) 5A The elements in this group are termed alkali metals. a b c d e nvm....choose the wrong question to post the question I wanted to post is: Choose the group from the given list: a) 1A b) 2A c) 3A d) 4A e) 5A ...
April 20, 2007

Chemistry
Suppose you are studying coordination compounds of Co(II) with the ligand pyridine (py, C5H5N, MW = 79.10). You isolate a crystalline compound and since the only available ions are chloride and nitrate, you hypothesize the empirical formula of the coordinaton compound must be ...
April 20, 2007

I need help with questions for the book a boy named slow.Thanks. The questions are 1.what happens when Returns again goes hunting 2.What big thing does slow do, 3.what else does he do to prepare himself for adulthood, 4.What does slow decide to do, 5.what happens as a result? ...
April 12, 2007

algebra
A consultant traveled 7 hours to attend a meeting. The return trip took only 6 hours because the speed was 10 miles per hour faster. What was the consultant's speed each way? I am trying to use the formula d=r*t how can i get the speed with out the distance Let r be his ...
March 30, 2007

economics
can someone give me an example of an industry that has positive and negative externality affected on the economy Lawyers. Pharmacecutial companies. Fast Food Industries (consider the long term health car costs of eating that stuff) Tobacco Gambling in fact, most of the Sin ...
March 29, 2007

algebra
The electricity costs of a business decreased from \$12,000 one yeart to \$10,920 the next. What is the rate of decrease? the formula i am suppose to use i believe is amount/ base= rate/100 is this way i should do it 12,000/10,920=r/100 I seem to get the amount and the base ...
March 27, 2007

math
A=Bx5 B=C-4 And what it the question here? what
March 23, 2007

history
What is the religion of North Carolina A simple Google search for "religion of North Carolina" gave me many links, try it The religion of North Carolina is whatever each person prefers. There is no "state" religion.
March 20, 2007

IDIOM
GRABBING THE BULL BY THE HORNS A WOLF IN SHEEP'S CLOTHING Thank you for using the Jiskha Homework Help Forum. This expression means to "get right to the point." If you have something to say you do not "beat around the bush" but come right out and say it...
February 21, 2007

novel= death on the ice english
Wes Kean belives that his men are safe on the other ship, that is true =D
September 22, 2006

English
which sentence contains a prepositional phrase with the proper help theyll complete the project early running all the way he got there early they sang it and sang it again they tried although they didn't expect to win
July 6, 2006

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