Friday
October 24, 2014

Posts by Rachel


Total # Posts: 1,208

Thanks!
:)
June 8, 2010

Math
Describe each set of points for the given mathematical statement. (x + 3)^2 + (y - 4)^2 = 9 How would I figure this out? Any help would be great, thanks! :)
June 8, 2010

english
Can anyone tell me the tone of this poem? THE INVADING SPRING - Phoebe Hesketh Man has fenced the wilderness back in the hills; Tamed in the town he walks on concrete blocks; And in the park his heart with pleasure fills - But not at Wordsworth’s school-book daffodils. No...
June 6, 2010

Science
Okay, I get that. But I don't know where I would find these answers. Which is why I'm here asking you because honestly, I don't know them at all!
May 26, 2010

Science
These are all fill in the blank questions. Most objects _____ some colors or wavelengths of light and ____ others. When you paint a picture in art class the color is produced by color _____. Color was assed by hand called ____. __________ developed the making of metal letters ...
May 26, 2010

Science
We see a specific color, like yellow, because only yellow ____ are bounced back to your eyes.
May 26, 2010

science
s it possible for seismologist to know for sure that an earthquake or volcanic eruption will not occur in a particular area? And why
May 25, 2010

Physics
What causes the restoring force in a simple pendulum? A. friction between the thread and the support B. the force exerted on the pendulum bob while displacing it from the mean position C. the component of the weight of the bob acting perpendicular to the thread D. the ...
May 25, 2010

algebra
How do you solve this math problem? h= -8t^2+40t then it says: when t=0 and when t= 5 there are 2 questions that i have to answer: 1.) find the value of h 2.) graph this equation - i dont know if i did the problem right but when i answered #1 i got h=0, - and when i answered #...
May 21, 2010

physics
The energy difference between states A and B is twice the energy difference between states B and C (C > B > A). In a transition (quantum jump) from C to B, an electron emits a photon of wavelength 600 nm.
May 18, 2010

space
Which planet number are we?
May 17, 2010

Math
How do you solve an Expression?
May 17, 2010

Physics (math)
Fayce Slift found that it took her 132 steps to pace off 100.0 m. She was studying the flying trapeze. She noticed that when the ride was running that the chairs swung outward. She found that it took her 14.5 steps to go from the outside of the swing path on one side to the ...
May 9, 2010

distillation
what is the purpose of adding packing material to the distillation column? what is the purpose of insulating the distillation column?
May 6, 2010

Chemistry
Calculate the pH of a buffered solution that is 0.100M in C6H5COOH (benzoic acid, Ka = 6.4 x 10-5) and 0.100M in sodium benzoate (NaC6H5COO).
May 5, 2010

Chemistry
How many mL of 0.75M HCl are needed to neutralize 20.0 grams of NaOH?
April 29, 2010

Chemistry
How many mL of 0.75M HCl are needed to neutralize 20.0 grams of NaOH?
April 29, 2010

english
how does anna feel about what is happening to her family from the play Thunder on Sycamore Street
April 26, 2010

Science
I'm trying to determine what fossil fuel contributes the most to acid rain. I said coal because it is thought to be the "dirtiest" fuel with the greatest carbon footprint. Do you think this is correct?
April 26, 2010

Question about University (general).
Hello! I'm just trying to get an understanding of the reputations of some of the fine post-secondary institutions in Canada. I know this is not a homework question, and that all of the educators on this site are busy helping with homework questions. But, considering most ...
April 23, 2010

math
Soybean Meal Is 16% Protein; Cornmeal Is 8% Protein. How Many Pound Of Each Should Be Mixed Together In Order To Get 320 Lb. Mixture That Is 15% Protein?
April 23, 2010

english
it is B.
April 20, 2010

ochem
What's an equation of the hydrolysis of one ester group in tannins by CaCO3?
April 16, 2010

chemistry
how would longer roasting time of green coffee beans effect its caffeine content? why?
April 14, 2010

11th grade chemistry
How many grams are in 2.7 mol of table salt, NaCl (molar mass of NaCl=58.44 g/mol)?
April 13, 2010

trig
The function d=-8cos2t describes a simple harmonic motion, where d is the distance(in meters) an object travel in t seconds. What is the frequency?
April 13, 2010

trigonometry
The function d=11cos6t describes a simple harmonic motion, where d is the distance(in meters) an object travels in t seconds. What is the time required for one complete cycle?
April 13, 2010

Global Studies
I have to write a story taking place in Eastern Asia. I've decided to write about a South Korean exploring life in North Korea. Would they need to sneak in or are they permitted to go?
April 12, 2010

Math
1. sin (teta) / cot (teta) + cos (teta) = sec (teta) --> sin (teta) divide 1 / tan (teta) + cos (teta) I'm stuck now because i dont know where to go from here
April 7, 2010

chemistry
how much CO2 can be produced if 100 g glucose is allowed to react with 100 g O2? which is the limiting reactant, oxygen pr glucose?
April 5, 2010

biology
Honeybees are asexual because not only do I check the websites for facts but also my textbook. thanks for the search engine but i wanted environmental conditions for asexual and sexual reproduction but i found some good websites. Thanks alot!!!
April 5, 2010

biology
What environmental conditions would favor sexual reproduction? What environmental conditions would favor asexual reproduction? Organism - sexual reproduction - gonads asexual reproduction - honeybees - Is pillbugs an asexually organism or is a sexually organism? I think its ...
April 5, 2010

math
Prove this identity (cos è - 1) / (cos^2 è) = sec è - sec^2 è I have a question when you simplify the secant in terms of cosine. Would you cross multiply but then again there's the subtraction sign there instead of a multiplication sign? then ...
April 5, 2010

English
I'm sorry i didnt see this question posted, by accident i made the same question. I'm sorry once again.
April 5, 2010

English
A moral defect in a work of art is always also an artistic defect What does this quote mean? Therefore, any defects of art can easily give away clues. I'm confused with this quote.
April 5, 2010

English
A moral defect in a work of art is always also an artistic defect. What does this mean? Therefore, any defects can easily give away clues. I'm confused with this quote.
April 5, 2010

GRD 11-NEEED IT FAST, EMERGENCY
Line of best fit
April 4, 2010

English
“I've got a theory that if you give 100 percent all of the time, somehow things will work out in the end.” by Larry Bird, im thinking if this is the quote related to perverse but im confused on what the quote is stating
March 31, 2010

English
Oh okay. When i looked up i've got a theory i thought it was related to lyrics of a song or something else. But thanks
March 31, 2010

English
Can someone explain this....."I've got a theory". I looked up the def. of perverse and realized it's someone who is stubborn or wrongly self-willed. But I'm confused on that quote stating "I've got a theory". How is this quote related to ...
March 31, 2010

chemistry
What quantity of heat is required to warm 53.7 g of liquid water from 0°C to 100°C?
March 29, 2010

math
y=5x+5 2y+10x=-78 Please help i dont know how to solve this System of Equations Thanks
March 29, 2010

physics
A box weighs 50 N, placed on a titled board (30). What force must be applied to pull the box up the board at constant velocity(u=0.35)
March 25, 2010

Math
what is thr perimeter of an equilateral triangle that measurea 4 in one side
March 24, 2010

Math
How do I find the dimensions of a piece of wrapping paper used to wrap the box? The dimensions are 15in, 9in, 4in. The Surface area equals 462. I dont know to make it into an answer like 40 in. BY 10in
March 24, 2010

Math
Surface area and I was wrong it ='s 462.0
March 24, 2010

Math
How do I find the dimensions of a piece of wrapping paper used to wrap the box? The dimensions are 15in, 9in, 4in. The SA equals 270. I dont know to make it into an answer like 40 in. BY 10in
March 24, 2010

french
what does nous avons bu un cafe mean?x
March 14, 2010

Chemistry- Solubility Curves
If 50 grams of water saturated with potassium chlorate at 23*C is slowly evaporated to dryness, how many grams of the dry salt will be recovered? I know that I should know this.. But it has 50 grams of water instead of 100. ): Please, someone tell me how to do this?
March 10, 2010

organic chemistry
how do you increase the yield of triphenylmethanol in a grignard reaction?
March 8, 2010

organic chemistry
how do you increase the yield of triphenylmethanol in a grignard reaction?
March 8, 2010

chemistry
I am doing stoicheometry and I need help. Is there anyone who knows about it? It's in my chemistry class. HELP! I am in tears and cannot figure this out.
March 2, 2010

chemistry
if you started with 2.154g of aluminum, how many grams of aluminum oxide would you get?
March 1, 2010

chemistry
how many grams of magnesium is needed to produce 2.154g of magnesium nitrate?
March 1, 2010

UW Lacrosse
if you started with 2.154grams of al, how much of product of aluminum oxide would you expect?
March 1, 2010

Quick Math Check
Graph x+4y=16 using slope. y= -1/4x+4 the slope would be -1/4 and the y intercept is 4?
February 26, 2010

6th grade math
No because similar objects are congruent. Congruent figures are the same size and the same shape.
February 24, 2010

brother:mother::fly:
This isn't a question but those of you who are having troubles with brother:mother::fly: the answer is spry. It's a word but I didn't know it was a word until my parents gave me the answer LOL but this was a very handy site considering the fact I had the same one ...
February 23, 2010

calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, and x=.2 about the y-axis
February 17, 2010

calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, and x=.2 about the y-axis
February 17, 2010

calculus
Find the volume of the solid formed by rotating the region enclosed by y=e^(3x)+2, y=0, x=0, and x=.2 about the y-axis
February 17, 2010

social studies
Approximately what percentage of Th Colonial population were patriots, neutral, loyalists?
February 15, 2010

geography
can you give me examples of countries in stage 2(early expanding) and 3(late expanding) in the demographic transition cycle ???? thank you rachel
February 2, 2010

chemistry
CH3OH(g) CO(g) + 2 H2(g) H = +90.7 kJ . Calculate the amount of heat transferred when 35.0 g of CH3OH(g) are decomposed by this reaction at constant pressure
January 29, 2010

Algebra
i need help with graphing inequalities ex: y < 4 + x
January 28, 2010

statistics
Im a fat cheatercheater
January 25, 2010

math
A basketball team has won 50 games of 75 played. The team still has 45 games to play. How many of the remaining games must the team win in order to win 60% of all games played during the season?
January 21, 2010

lit
what word best describes ha mercedes and charles? sensitive frightened prepared or inexperienced
January 21, 2010

Social Studies
What Florida County did the seminole indians fight over against the american colonists? A) Seminole B) Highland C) Dixie D) Osceola
January 20, 2010

algebra 1
What is the third term of a recursive sequence that follows the pattern x - 7 and has a first term x = 100? May somebody explain the answer and how they got it? Thank you so much
January 16, 2010

To: Writeacher
Ok thanks for the update I'll be back on here later to check.
January 15, 2010

For all teachers
Does anyone know if Sra will be on here today because I really need her to check my french.
January 15, 2010

French
Could you check these thanks Directions: Answer as indicated, using the pronoun en. Part 1 1. Tu as de l'aspirine? Answer: Oui, j'en ai. 2. Tu as du sirop? Answer: Non, je n'en ai pas. 3. Tu as des médicatments? Answer: Non, je n'en ai pas. 4. Tu as de ...
January 15, 2010

diagramming a sentence
is book old
January 14, 2010

science
explain why certain bugs can walk on water
January 4, 2010

Sciece
What is the pronunciation rebus for nitrogen?
December 31, 2009

English
You could say this: I cheat because I use a website on the internet to get the answers.
December 31, 2009

math
The lowest score the student could make on the last paper and still get an A is 97%. So all the test scores would be: 92, 83, 88, and 97.
December 30, 2009

English 2 honors quick question
I have a final in this class tomorrow and I need a free online practice test. Somethings we have learned our poetry terms, (sonnet, lyrical, haiku, simile, metaphor, hyberbole etc..) We have also read the story Antigone, Pit and the Pendulum, Witness for the prosecution. Thanks:)
December 17, 2009

Biology quick please
I need a practice biology test to practice for my final exam which is tomorrow. I'm a tenth grader and the things we learned were mitosis, meiosis, production of gametes, human reproduction, cell devision, mendelian genetics, probablitity of inheriting traits, dna, and ...
December 15, 2009

Calc./ Physics
when apollo 15 astronaut David Scott dropped a hammer and a feather on the moon to demostrate that in a vacuum all bodies fall with the same (constant) acceleration, he droppes them from 4 feet above the lunar surface. the television shows them fallen more slowly than on earth...
December 9, 2009

history
Well, either way, was it true that if people gave names then they would be let off the hook?
December 8, 2009

history
I know that during the McCarthy Era, people accused as being communists were asked to give names of other communists. I was wondering if it was true that if accused people gave names then they would be let off the hook? Thanks.
December 8, 2009

French
Could you please check this also thanks Directions: L'Alsace, vous connaissez? Complete with the correct form of connaître or savoir. Karen et Melissa vont en France. Elles vont visiter l'Alsace. Elles ------------------(connaissent) assez bien Paris, mais elles ...
December 2, 2009

French
could you please check these thanks Directions: Connaître et savoir: Rewrite the following sentence with each pronoun and make all necessary changes. Use this model for each sentence Je connais Marie et je sais qu'elle est française. 1. Il...
December 2, 2009

World History quick question
What kind of picture/symbol would you draw for principle of intervention?
December 1, 2009

hellllp physics
A solid cylinder rolls along the floor. What is the ratio of it's translational kinetic energy to its rotational kinetic energy about an axis parallel to its length and through its center of mass?
November 24, 2009

Physics help
A solid cylinder rolls along the floor. What is the ratio of it's translational kinetic energy to its rotational kinetic energy about an axis parallel to its length and through its center of mass?
November 24, 2009

Wolrd Geography
Possible answer: The acculturation that brings negative effects might involve Country A imposing its language, religion(s), methods of education, system of government, social customs, etc. upon Country B, despite the will of the people to retain their own cultural traditions ...
November 24, 2009

MATH
Could someone please double check me? ------------------------------------------ A Developer works 40 hours per week at $30 per hour. He or she earns : 40 hours x $30.00 per hour = $1200.00 - per week. The four developers earn : 40 hours x $1200.00 = $4800.00 - per week...
November 23, 2009

momentum
i tried that, but i'm not getting the answer right i did disk momentum=Iw and boy momentum=m*rpm*2pi/60 then i set those two equal to each other and then changed the w back to rpm, but i'm not getting the right answer.
November 20, 2009

momentum
A playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. The disk has a mass of 230 kg and a radius of 1.6 m. A 38- kg child rides at the center of the merry-go-round while a playmate sets it turning at 0.15rpm. If the...
November 20, 2009

Physics
can somebody explain how to do this problem without changing it to radians? the final answer has to be in rates per minute
November 19, 2009

Physics
i tried the technique that was posted on there, but the answer was wrong. and my answer is supposed to be in RPM.
November 19, 2009

Physics
A playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. The disk has a mass of 240 kg and a radius of 1.4 m. A 33- kg child rides at the center of the merry-go-round while a playmate sets it turning at 0.20rpm. If the...
November 19, 2009

u.s. history
thanks for the help
November 18, 2009

u.s. history
Why did Northerners oppose slavery? Thanks.
November 18, 2009

Physics
A pulley with a rotational interia of 4.4*10^-3 kg m^2 about its axle and a radius of 6 cm is acted on by a force applied tangentially at its rim. The force magnitude varies in time as F=0.32t + 0.27t^2 where F is in newtons if t is given in seconds. The pulley is initially at...
November 16, 2009

spanish
thanks :)
November 14, 2009

spanish
Hi, can someone please tell me the english translations of these words? thanks no gastar, suscribirse, and transferir
November 14, 2009

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