Tuesday

March 3, 2015

March 3, 2015

Total # Posts: 815

**Science/Geology**

I feel like an idiot for even asking, however, here goes... I need to do a "graphical representation of mechanical and chemical weathering, water, wind, and ice erosion." I have read through my text numerous times and still am not sure how to do this. Does anyone ...
*June 28, 2009*

**Algebra**

Thank you!
*June 28, 2009*

**Algebra**

I would choose B. Am I correct?
*June 28, 2009*

**Algebra**

Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
*June 28, 2009*

**Algebra**

I did this problem, but would like to compare answers please if someone can help. Thanks! Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
*June 25, 2009*

**Math**

Thanks! I knew I would get this stuff! Thanks for your help!
*June 23, 2009*

**Math**

Yes so my conclusion is that V(x) = x (7 – 2x)^2 is this correct?
*June 23, 2009*

**Math**

Suppose you take a piece of cardboard measuring 7 inches by 7 inches, cut out square corners with sides x inches long, and then fold up the cardboard to make an open box. Express the volume V of the box as a function of x.
*June 23, 2009*

**Math**

I figured it out. Thanks for your help!
*June 23, 2009*

**Communications Theory**

Thanks for your help!
*June 21, 2009*

**Communications Theory**

Can you give an example of "framing" from the present week's news? What words or images are used to "set" the frame?
*June 21, 2009*

**Algebra**

Given f(x)=rootsignx-2 and g(x) = x-7 what is the domain of the quotient function? A. (-infinity,2] B. )-infinity,7 U (7, infinity) C. [2,7) U (7, infinity) D. (2,infinity)
*June 18, 2009*

**Algebra**

But that is for the given line not the parallel or perpendicular one? So what I see is as follows and is correct? a. For the Parallel slope we change to the form y = mx + b, and the value of m is the slope 5x - 2y = 10 -y = -5x + 10 y = 5x - 10 the slope is 5 m = 5 Why are we ...
*June 17, 2009*

**Algebra**

So is the slope of the given line 2.5? I don't need to know that, but just wanted to make sure. Thanks!
*June 17, 2009*

**Algebra**

Given line = 5x – 2y = 10 Find the slope for a line parallel to the given line Find the slope for a line perpendicular to the given line
*June 17, 2009*

**Algebra**

Let g(x) = 10-x/2+x and then a)Find g (–1) b)State the domain of the function c))Find g (t + 1) and simplify as much as possible
*June 15, 2009*

**science**

how do fish move around
*June 4, 2009*

**Physics**

A ball is thrown vertically upward with a speed of 1.53 m/s from a point 4.21 m above the ground. Calculate the time in which the ball will reach the ground. {Distance Above Ground} = D = (4.21) + (1.53)*t + (1/2)*(-9.8)*t^2 {D = 0} ----> {Time To Reach Ground} = 1.096 sec ...
*May 25, 2009*

**physics**

A 2.7-kg box is released on a horizontal surface with an initial speed of 2.9 m/s. It moves on the surface with a deceleration of 0.27 m/s^2. Calculate the kinetic friction force on the box. I couldn't find an example of this anywhere but...is it: {Friction Force} = m*a...
*May 25, 2009*

**Physics**

What should be the angle between two vectors of magnitudes 3.20 and 5.70 units, so that their resultant has a magnitude of 6.10 units? Cos x = (b^2 + c^2 - a^2) / 2bc Cos x = (3.2^2 + 5.7^2 - 6.1^2) / (2 * 3.2 * 5.7) Cos x = 5.52/36.48 Cos x = 0.15 x = 81.3 degrees
*May 25, 2009*

**chemistry concentrations**

Can someone please help me with the following problem? 1.Calculate the volume of 1.88 M NaI that would be needed to precipitate all of the Hg+2 ion from 482 mL of a 1.61 M Hg(NO3)2. The equation for the reaction is thank you!
*May 5, 2009*

**algebra**

how do you multiply 4y squared and 4x squared?
*May 5, 2009*

**high school biology**

What is the relationship between codon and gene.
*April 23, 2009*

**Pre Cal.**

è is theta.
*April 21, 2009*

**Pre Cal.**

If cscè= -5/4 and 180degree < è < 270 degree, find tanè. (-3, -4) r=5 tan=y/x=-4/-3=4/3 Is this correct?
*April 21, 2009*

**English**

what does lidds stand for?
*April 12, 2009*

**8th grade**

i have this at 7th grade
*April 1, 2009*

**Health**

What cellular process involves mitosis?
*March 25, 2009*

**Math**

What is the area of a circle with a diameter of 12 ft by pi? Please help me with the formula~thanks!
*March 23, 2009*

**Advanced Math.**

List the possible rational roots of 2x^3 + 17x^2 + 23x - 42 = 0 My answer: the possible rational roots are {±1, ±2, ±3, ±6, ±7, ±14, ±21, ±42. ±1/2, ±3/2, ± 7/2, ±21/2}. Correct?
*March 23, 2009*

**Pre-Cal.**

Which of the following results in the graph of f(x)=x^2 being expanded vertically by a factor of 3 and? reflected over the x-axis? a. f(x)=1/3x^2 b. f(x)= -3x^2 c. f(x)= -1/x^2 +3 d. f(x)= -1/3 x^2
*March 23, 2009*

**Pre-algebra**

HELP!!!!!!
*March 4, 2009*

**Pre-algebra**

no like changing money wise interst to percentages.
*March 4, 2009*

**Pre-algebra**

how do you change interst to percents?
*March 4, 2009*

**Math**

How is writing a percent as a fraction like writing a decimal as a fraction?
*March 4, 2009*

**Math**

How do you change 0.8571428 to a percent?
*March 3, 2009*

**Math**

the total fare for 2 adults and 3 childrren on the Tilt a Whirl ride $14.00. If a child's fare is 1/2 of an adult's fare, what is the adult fare? we know the answer is $4 for adults and $2 for children. How do we figure this out though in 4th grade terms -no algebra ...
*February 1, 2009*

**Geography**

My question is: How are the tribes of the Amazon and other rainforests affected by deforestation?
*January 14, 2009*

**Math**

Rate is 6% , time is 3 years, interest is $216.00, what is the principal?
*January 13, 2009*

**12**

what do you call a female bug that floats
*January 7, 2009*

**math**

Duhhh all seventh graders get this problem
*January 6, 2009*

**math**

1262.47
*December 28, 2008*

**physics**

Consider that a coin is dropped into a wishing well. You want to determine the depth of the well from the time t between releasing the coin and hearing it hit the bottom. Suppose that t=2.059 s and assume the speed of sound in air is 330 m/s. What is the depth of the well? Can...
*December 11, 2008*

**pigskin geography**

the state capitals in which a game will be played
*December 10, 2008*

**physics**

A ball of mass m = 500g moves around a vertical axis with an angular speed ù. It is attached to two strings of length: the upper a = 30 cm and the lower b = 40 cm.Both strings are taut and perpendicular to each other. Each of the strings beaks if the tension exceeds 12....
*December 9, 2008*

**math**

alright thx!
*November 26, 2008*

**math**

is the second circle twice as big? like is that how they compare?
*November 26, 2008*

**math**

How is the circumference of a circle with radius 9cm related to the circumference of a circle with diameter 9cm? i dont understand this.Help?? Thanks:)
*November 26, 2008*

**Research Project on Computer Confidentiality**

just to break up the first sentence of everyones anwers, i'm doing this too! lol it's difficult, yes, but keep going! i found a decent site on princeton.edu. type the question into bing and look at the web sites. i can't remember what the whole address is, sorry! ...
*November 12, 2008*

**science**

An object travelling in a circle is accelerating ecause it is constantly changing ____________________.
*October 20, 2008*

**PHYSICS**

When you say mu, do you mean "meww"?
*October 19, 2008*

**social studies**

legends myths or stories passed on by word of mouth
*October 15, 2008*

**Chemistry**

Need Help with these two problems 1.One piece of copper jewelry at 111Â°C has exactly twice the mass of another piece, which is at 36.0Â°C. Both pieces are placed inside a calorimeter whose heat capacity is negligible. What is the final temperature inside ...
*October 12, 2008*

**English**

Which is the correct sentence when using verb form and verb tense? Since American Idol premiered on television, many talented contestants have appeared on the show. 8b. Since American Idol premiered on television, many talented contestants appeared on the show.
*October 10, 2008*

**Hisotry- Dialectics**

What are Hegel's, Fukuyama's, Marx's and St.Augustine's dialectics and how do they differ from each other. What are their views on the progression of humanity? I know that Hegel's view said that an thesis gave rise to an antithesis which was resolved by a ...
*October 9, 2008*

**Math**

Are there any prime numbers divisible by 2? Explain.
*October 7, 2008*

**Chemistry**

I am trying to find the ground state for, Pb2+ I went back two on the chart and came to Hg. And entered it's ground state. Why is this wrong?
*October 6, 2008*

**Chemistry**

Without referring to a periodic table, pick the electron configuration of elements with the following atomic numbers and classify the elements. (Type your answer in noble gas notation using the format [Ar] 4s2 3d10 4p2 for [Ar]4s23d104p2.) (a) 17 (b) 20 (c) 23
*October 6, 2008*

**Chemistry**

Write the ground state electron configurations of the following ions. (Type your answer using the format [Ar] 4s2 3d10 4p2 for [Ar]4s23d104p2. If the configuration is a noble gas, enter the noble gas in brackets, for example [Ne] for F -.) Pb2+ Au+ Mn2+
*October 6, 2008*

**college english**

not sure what to do
*October 1, 2008*

**college english**

How to correct this sentence Since 1980, the aids epidemic has continued to spread widely throughout the world.
*October 1, 2008*

**chemistry**

A 43 kg person drinks 490 g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 16% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake? [Hint: The work done in ascending is ...
*September 26, 2008*

**music**

the meaning of the word rest heads
*September 23, 2008*

**music**

the meaning of the words
*September 23, 2008*

**chemistry**

Yes you had the equation right. And that worked. Thank you!
*September 22, 2008*

**chemistry**

Determine the amount of heat (in kJ) given off when 2.07 multiplied by 104 g of ammonia are produced according to the following equation. Assume that the reaction takes place under standard-state conditions at 25.0°C. N2(g) + 3 H2(g) 2 NH3(g) ΔH°rxn = -92.6 kJ
*September 22, 2008*

**chemistry**

What is the mass in grams of 14.6 amu?
*September 15, 2008*

**Literature**

I Have read it i'm just not good with metaphors and not sure if i am looking for names or objects
*September 10, 2008*

**Literature**

In "To the Memory of My Beloved Master, William Shakespeare." By Ben Jonhson What are two metaphors that Jonson uses as names or titles for Shakespeare?
*September 10, 2008*

**chem**

The diameter of a neutral argon atom is about 2.0 multiplied by 102 pm. Suppose that we could line up argon atoms side by side in contact with one another. Approximately how many argon atoms would it take to make the distance 1 cm from end to end?
*September 8, 2008*

**A&P**

Why is chemistry such an important part of the study of Anatomy and Physiology?
*August 28, 2008*

**writing**

cons of universal health care
*August 26, 2008*

**Science**

Bart believes that mice exposed to microwaves will become extra strong (maybe he's been reading too much Radioactive Man). He decides to perform this experiment by placing 10 mice in a microwave for 10 seconds. He compared these 10 mice to another 10 mice that had not been...
*August 12, 2008*

**English**

thanx
*June 4, 2008*

**English**

Censorship of student writings in a school publication.
*June 4, 2008*

**English**

How does censorship limit student's creativity. In what Way. Please help!! I'm fresh out of ideas!!!
*June 4, 2008*

**Biology**

Provide a matematical reason for why codons cannot be two nucleotides in length
*May 22, 2008*

**Probability**

Find the probablity of getting a sum of at least 8 by tossing a six-sided die twice. I keep getting 5/36 but my book says 5/12.
*May 20, 2008*

**Math**

I need help in seeing if I solved these inequality problems correctly. 1. A store sells two models of computers. Because of the demand, the store stocks at least twice as many units of model A as of model B. The costs to the store for the two models are $800 and $1200, ...
*May 19, 2008*

**microeconomics**

i have to write a paper for a final and need some help with ideas for what I am writing about.. here is the question.... the competitive market system provides highly efficient mechanisms for the allocation of scarce resources to consumers. Using the guideposts to ecomonic ...
*May 18, 2008*

**health care**

I think that mentally ill people also need a place to go that they feel comfortable to sit and discuss their issues. Sometimes family and friends can be percieved to them as judgemental and further distroys their self esteem and self will to get the help they require. So, ...
*May 17, 2008*

**french!**

how do i put these words in a correct sentence? vous ne grossir pas parce que vous faire du sport
*May 13, 2008*

**Algebra**

The first thing that you need to do is figure out the length of the sides when the area is 196. To do this you find the square root which is 14 cm. That means that each side is currently 14cm. Since they were lengthened by 7 cm, you subtract 7 cm from 14 cm to get the original...
*May 13, 2008*

**Chemistry**

Do you understand what they are asking? Which of the following physical properties can be used to measure temperature using a thermometer? volume pressure density viscosity Im guessing they are talking about viscosity but I dont quite fully understand it
*May 5, 2008*

**engl - citing**

In my indroductory paragraph I talk about a certain individual. I mention her current profession etc. In the next sentence I give a quote by her. How do I cite that? Should I give her name and the page number? Or just the page number? Or do I even need to cite that?
*May 4, 2008*

**english -citing**

in my paragraph i mention a name of an author on my work cited page. and i talk about his ideas and thoughts etc. so how do i cite that. just (page number) or do i ever put a citation there.
*April 25, 2008*

**english**

The dialect in "To a Mouse" is consistent of what?
*April 3, 2008*

**English**

i dont know how to do my english assignmenton the book of narnia due tommorow 300 words 3 minutes can you help me...
*February 13, 2008*

**PPAC**

How is Carbon dioxide added to the water?
*February 4, 2008*

**PPAC**

How can I write a A Book Report? I need help
*February 4, 2008*

**Chemistry**

Thanks, I will start over. I appreciate your help.
*January 31, 2008*

**Chemistry**

I am totally confused. Does my answer make sense or do I need to start over? The more I read it the more I doubt my answer. I am also confused when it states Please be specific. Is it looking for a specific number for the temperature and pressure or just the conditions? Under ...
*January 31, 2008*

**physics**

How does the construction of the astro blaster increase GPE? How does this affect the KE?
*January 29, 2008*

**physics**

Define STPD, ATPD, BTPS and list the values. I'm in college and our books haven't came in from the bookstore. I don't understand how the prof. is still making us do this HW. my younger brother told me I should try to get help from this site since it helped him. ...
*January 27, 2008*

**math 3rd grade**

31 days in August
*January 23, 2008*

**Microeconomics**

I think this is good reasoning. If you've paid for the class and it's deep into the semester, why would you drop it? Plus, you've paid for it. And, of course, if the class is going to be required, then you'd have to pay and expend the time AGAIN which would be ...
*January 23, 2008*

**Microeconomics**

Oh, okay. Thanks. This is my first microecon class, and I'm just kind of lost!
*January 23, 2008*

**Microeconomics**

Late in the semester, a friend tells you, "I was going to drop my psychology course so I could concentrate on my other courses, but I had already put so much time into the course that I decided not to drop it" What do you think of your friend's reasoning? Would ...
*January 23, 2008*

**Microeconomics**

Yes
*January 23, 2008*

**Microeconomics**

I failed to say that the last 10,000 laptops increased COSTS by 8.9 million
*January 23, 2008*

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