Friday
September 19, 2014

Posts by tiffany


Total # Posts: 799

Physics
True/false. Light reflected from a glass surface is polarized along the plane perpendicular to the glass surface
December 16, 2009

health
what do you think is your personal stake in changeing the way our health care system works?
December 2, 2009

health
how does our government or health care system positively or negatively impact the lives of women?
December 2, 2009

health
how does our government or health care system positively or negatively impact the lives of women?
December 2, 2009

english
How to get started writing a thesis paragraphs with these 3 reasons: 1.you are old enough and can take care of yourself. 2.with mobile phones,it's possible to keep in touch with them on a regular basis,which would not be too stressful and worrisome. 3.if somebody ...
November 30, 2009

English
number 4 looks like it's the right one
November 30, 2009

mental
Post a 200- to 300-word response to the following: Discuss an environmental problem that you feel is significant in your town or city. What are some causes? Are any of these causes related to human values and environmental ethics? Explain.
November 13, 2009

math
how do you do combinding like terms
November 12, 2009

math
is it 0.76
November 11, 2009

sat essay
please give me some advice. thank u! assignment:Is the way something seems to be not always the same as it actually is ? Most people tend to consider what they see as facts or truth. As far as I am concerned, what we see is sometimes conceiving and misleading. Things are not ...
November 11, 2009

sat essay
please give me some advice. thank u! assignment:Is the way something seems to be not always the same as it actually is ? Most people tend to consider what they see as facts or truth. As far as I am concerned, what we see is sometimes conceiving and misleading. Things are not ...
November 11, 2009

english
1. Which of the following statements about Saadi's sayings is not true? A) They offer practical advice. B) They use simple language. C) They were composed in a time of chaos. D) They were written for other mystics. 2.What is a rubáiyát? A) a Chinese poem or ...
October 29, 2009

Pre-Calculus IB
1417-1059=358=2*179 2312-1417=895=5*179 D=179 R=164 D-R=15
October 25, 2009

Calculus
e^-10t dt -10te^-10t dt= te^-10t e^-10tdt=(e^-10t)/-10 10te^-10tdt=(e^-10t)/(-10)-te^-10t 20te^-10t dt =(e^-10t)/(-5)-2te^-10t
October 25, 2009

SAT essay
I don't know what is a strong conclusion. Can anybody tell me?
October 25, 2009

SAT essay
If I don't have an example to support my thesis in the examine, what should i do?
October 25, 2009

SAT essay
Most of us tend to accept the opinions of the authority because we believe that those who are in the position of authority are more likely to know the truth and make wise decisions. However, the people in authority can sometimes make mistakes. If we stick to their ideas ...
October 25, 2009

Calculus
Use implicit differentiation to find the second derivative: 2xy^2=4 (nothing is in parenthesis)
October 11, 2009

earth science
how do you draw a landscape region?
October 7, 2009

earth
When combining atoms, how do i use the balloons and letter notations to show the product formed?
October 5, 2009

history
thank for you ms sue
October 5, 2009

history
help me !!!!!!
October 5, 2009

history
why did the Puritans leave England, and what colony did they built in New England.
October 5, 2009

social studies
i dont know
October 5, 2009

Physics
A small metal cylinder rests on a circular turntable that is rotating at a constant speed. The small metal cylinder has a mass of 0.20kg, the coefficient of static friction between the cylinder and the turntable is 0.080, and the cylinder is located 0.15m from the center of ...
September 28, 2009

psychology
description of the central themes and strategies of positive psychology as you understand them from your reading. the reading did not cover the themes of positive psychology. I don't know what to do. I even googled this question and I have not found any materal to help ...
September 25, 2009

Acct
How do you Calculate cash on the balance sheet
September 24, 2009

Ap Physics
Paleontologists estimate that if a Tyrannosaurus rex were to trip and fall, it would have experienced a force of approximately 260,000N acting on its torso when it hit the ground. Assuming the torso has a mass of 3800kg , find the magnitude of the torso's upward ...
September 24, 2009

5th grade
no you are not
September 17, 2009

community health
fine a health organization and what the premacy goals it for
September 16, 2009

health
fine health organization what the premary goals and who the government
September 16, 2009

math
write a story problem of your own and solve it
September 16, 2009

Science
Scientists do their experimental tests more than once, so the can reduce the effects of chance errors. This is called conducting___________________.
September 15, 2009

University of Phoenix
THe sign change in row three is not a sign change it is a misprint it really is and >= sign.
September 14, 2009

University of Phoenix
Minimize w= y1+y2+4y3 subject to y1+2y2+3y3>=115 2y1+y2+y3<=200 y1+ y3>=50 with y1 >=0 y2>=0 y3>=0
September 14, 2009

english
I am 38 and this isnt for homework! I need to have access to a site to identify parts of speech. I want to be able to enter in a sentence and have the parts of speech (verb, noun, pronoun etc.) identified. I have over 100 sentences that I need to do this with so clearly I cant...
September 12, 2009

english
I would love a website where I could put in my own sentence and have all the parts of speech identified!!! Can you help me with this? I have too many sentences to post here for help.
September 12, 2009

French Translation
thursday september 3, 2009
September 2, 2009

Chemistry
try writing them over a couple of times it seems to get into your mind that way
August 31, 2009

english
that web site didnt help me
August 31, 2009

english
chapter 2
August 31, 2009

english
Cite an incident from this chapter to prove the following statement. dad, like manny, does not understand how to break out of the cycle of oppression faced by some mexican americans? Parrot in the oven by victor martinez
August 31, 2009

english
Cite an incident from this chapter to prove the following statement. dad, like manny, does not understand how to break out of the cycle of oppression faced by some mexican americans
August 31, 2009

Math
Bill can mow his mothers lawn in 6 minutes. His brother Jim can mow it in 9 minutes. How long will it take them to do it together, if each has his own lawnmower? (record answer in minutes rounded to one decimal place. For example 14.2835 minutes, record 14.3).
August 27, 2009

10th grade
i need help in common law
August 23, 2009

human services agency interview
how much do you make working with human services
August 23, 2009

crt 205
Final Project: Comprehensive Argument Analysis The Opposing Viewpoints Resource Center database at the University Library provides a wealth of arguments to which you can apply your critical thinking skills. Find this database by logging into to the Library and selecting the ...
August 9, 2009

chemistry
What volume of 16 M nitric acid must be diluted with distilled water to prepare 500.0 mL of 0.50 M HNO3?
August 2, 2009

sociology
How would a symbolic interactionist respond to television and music producers who say that they only giving the public what the public wants?
July 21, 2009

sociology
What suggestions would be offer to bridge the digital divide that separates some seniors from others in computer usage? Consider enterprises that are both profit and nonprfit
July 21, 2009

sociology
How do these themes about male roles appear in the television and movies watch? What messages do these themes provide for men and women about masculinity and femininity?
July 21, 2009

sociology
What do sociologists suggest that will enhance or deter your computer literacy at that stage of life at the golden age of 65?
July 21, 2009

sociology
What suggestions would be offer to bridge the digital divide that separates some seniors from others in computer usage? Consider enterprises that are both profit and nonprfit
July 21, 2009

sociology
What, if anything, do these reverse migrants lose by returning to the South?
July 21, 2009

12 grade economics
nine-line acrostic poem of economics?
July 14, 2009

sociology
The iranian legal system is more focused on protecting the rights of crime victims ( and their relatives) than is the law in the united states. Should our courts move in this direction?
July 13, 2009

sociology
what are the advantages and disadvantages of explicitly grounding a legal system in a particular religious tradition? Should the united states attempt t integrate christianity into its criminal justice system, as some conservatives recommend?
July 13, 2009

sociology
How do the lifestyles of today's rich and famous differ from those of the 19th century robber barons?
July 7, 2009

sociology
is there anything wrong with wealthy people spending their money any way the wish
July 7, 2009

Beowulf question
Thanks for not helpiing jack.
July 1, 2009

Beowulf question
Why was it harder for Beowulf to kill Grendel's mother than Grendel himself?
July 1, 2009

math word problem
I have a question... There is not a 5 degree differnce between 12 degrees and -7 degrees. So, wouldn't you write it 12 - (-7) = 19 degress? I am working on the same problem and trying to figure it out. I am now more confused then ever. Please no offence to Ms. Sue. I am ...
June 30, 2009

momentum
do gamma rays carry momentum? i thought they dont because they dont have mass so mv=0 but my frend says even tho they dont have mass they still carry momentum. how does this make sense? please help.
June 2, 2009

Beta particles
what are the sings of the charges on the beta particles? one of my frends says it 0. the other one says its +1 and -1. but i think its -1. now im not shure. can some1 verify. thanks.
June 2, 2009

Converging Lenses
As the value of the focal length increases, does the image size increase or decrease? I think it would increase as well but I'm not shure. Can anyone verify?
May 14, 2009

college poetry/comp2
what object is ugly on the inside and beutiful on the ourside?
April 22, 2009

math (factoring quadratic trinomials)
i am doing factoring with quadratic trinomials, And I dont understand any of it! The problem im working on is 5p2-22p+8 I factored it out to be (5p2-20p)(40p2-2p) I am so stuck, can anyone help
March 10, 2009

language Arts
What couldn't women do in the 1800s?
March 10, 2009

literature
A tercet is a? A. figure of speech B. Literary genre C. Complex rhyme scheme D. Three-line stanza
March 9, 2009

music: history
Psychedelic and beatle mania were two eras that the beatles played in. What were the two other eras that the beatles played in?
March 4, 2009

chemistry
what are general errors expected in a spectrophotometry lab?
February 23, 2009

chemistry
would the method of spectrophotometry or redox titration be a more accurate?
February 23, 2009

math
wat is the answer for 5c+5d=?
February 10, 2009

science 12 grade
3.5 kilometers equals how many meters
February 4, 2009

short stories
An individuated character is one who? A. Has his or her own unique history and personality. B. Is a symbol for some characteristic C. is able to be identified with the audience D. has a series of epiphanies
February 1, 2009

Practical English
think you.
January 16, 2009

Practical English
sentence 1 i think
January 16, 2009

Practical English
What is the topic sentence in this paragraph? (1)A trip to the ocean can be a relaxing escape from the everyday pressure of life. (2)A sailboat glistening on the horizon provides a mental escape to faraway places. (3)the rhythm of the ocean beating against the sand is sedating...
January 16, 2009

Math
A square piece of cloth is folded in half to form a rectangle. If the resulting rectangle has a perimeter of 8 inches, what are the area and perimeter of the square piece of cloth?
January 7, 2009

ALCOHOLIC BEVERAGES
Actually 17. Kareem is correct
January 6, 2009

chemistry. Chl my answers please!
(1) To make NaTcO4, Tc metal is dissolved in nitric acid to make HTcO4, NO2 and H2O. Then the product HTcO4 is treated with NaOH to make NaTcO4. If you begin with 4.5 mg of Tc metal, how much of NaOH (in grams) is required to convert all of the HTcO4 into NaTcO4? Tc + 7HNO3 = ...
December 3, 2008

Chem. Could someone check my answer.
(1) To make NaTcO4, Tc metal is dissolved in nitric acid to make HTcO4, NO2 and H2O. Then the product HTcO4 is treated with NaOH to make NaTcO4. If you begin with 4.5 mg of Tc metal, how much of NaOH (in grams) is required to convert all of the HTcO4 into NaTcO4? Tc + 7HNO3 = ...
December 3, 2008

History
What were the stages of Greek political development? Were they the natural consequence of the evolution of human society?
November 5, 2008

psy 230
Wow. I'm so happy to find this. I had to do Google search for the majority of this class (we're only in week 3!) and we're already having problems! I've noticed the class is having problems with discussion questions and I thought I was the only one. This ...
October 30, 2008

physics! please help
the thing is. i dont know what to do witht the 50km cuz its different units from the 3km/hr and the 4km/hr
October 19, 2008

physics! please help
A long distance swimmer is able to swim through still water at 4km/hr. She wishes to swim from Port Angeles, WA due north to Victoria, B.C., a distance of 50km. An ocean current flows through the Strait of Juan de Fuca from west to east at 3km/hr. In what direction should she ...
October 19, 2008

physics again.
I cant find the acceleration needed to solve the problem. All i know is 200tons is equal to 200000kg. and I dont understand 2.5 degree grade. would it be 200000cos2.5 ... but then how do i get acceleration from there.
October 19, 2008

physics again.
A boxcar of mass 200 tons at rest becomes uncoupled on a 2.5 degree grade. If the track is considered to be frictionless, what speed does the boxcar have after 10 seconds?
October 19, 2008

physics
Two blocks, joined by a string, have masses of 6 and 9kg. They rest on frictionless horizontal surface. A 2nd string, attached only to the 9kg block, has a horizontal force = 30N applied to it. Both blocks accelerate. Find the tension in the string between the blocks.
October 19, 2008

physics uncertainty
experiment times: .15, .13, .16, .14, .15, .14, .15, .14 so i found the average to be .15 and the highest value was .16 the lowest value was .13 so what is the uncertainty? (in other words... .15 plus or minus what number?) please explain. thanks
October 18, 2008

physics please help.
how do you measure uncertainy?? for instance.. if the average was .15 and the highest value among the data was .16 and the lowest is .13... how do you find the +-??
October 18, 2008

DRWLS
the estimate and uncertainty for experiment 1 is .15+-.01 and the .12+-.01 for experiment 2. Is the discrepancy between these two data sets significant? Why? I would say yes, the discrepancy is probably significant, because the measurements should agree to within less than ...
October 18, 2008

physics
can you explain what you mean by three standard deviations? thanks
October 18, 2008

physics
the estimate and uncertainty for experiment 1 is .15+-.01 and the .12+-.01 for experiment 2. Is the discrepancy between these two data sets significant? Why?
October 18, 2008

math
78x43+1
October 18, 2008

Psychology
i have a work sheet and i need help its psychology about neural communication
October 17, 2008

Physics
Consider a box in the back of a pickup truck. If the truck accelerates too rapidly, what happens to the box? Explain why this happens based on physical models.
October 16, 2008

Calculus
Find all points on the curve x^2y^2+2xy=3 where the slope of the tangent is -1. If there is more than one point, use a comma to separate each pair of coordinates
October 6, 2008

chemistry
URGENT!!! what is the chemical reaction of hyrodgen peroxide + NH3 ... The chemical formula and written formula!!
October 2, 2008

Science--Chemistry
URGENT!!! what is the chemical reaction of hyrodgen peroxide + NH3 ... The chemical formula and written formula!!
October 2, 2008

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