Questions Asked on
March 26, 2009

physics
In a doubleslit experiment, it is found that blue light of wavelength 460 nm gives a secondorder maximum at a certain location on the screen. What wavelength of visible light would have a minimum at the same location?
asked by Anonymous 
physics
How far apart are an object and an image formed by a 75 cm focal length converging lens if the image is 2.5x larger than the object and is real?
asked by Anonymous 
reding
milkweed jerry spinelli what do you think the black horse on the merrygoround might have symbolized?
asked by joseph 
PreCal.
Determine between which consecutive integers one or more real zeros of f(x)=3x^4+x^32x^2+4 are located? A. no real zeros B. 0 and 1 C. 2 and 3 D. 1 and 0 I was thinking it's either A or C? I need lots of help.
asked by Spencer 
reading
milkweed by jerry spinelli one,a thick, burly monster of a tree with warts, came down with a high, thin wail that sounded exactly like ababy criyng. what is bieng personified? what does this reaveal about the narrator`s feelings?
asked by joy 
Math
Let S = {Barnsley, Manchester United, Southend, Sheffield United, Liverpool, Maroka Swallows, Witbank Aces, Royal Tigers} be a universal set, A = {Southend, Liverpool, Maroka Swallows, Royal Tigers}, and B = {Barnsley, Manchester United, Southend}. Find
asked by Rachel 
math
Use the solution of the system below to find xy: 4x2y=11 3x4y=6 a 11.3 b 0.1 c 0.1 d 11.3 please explin how to do this. Thanks!!!
asked by Anonymous 
reading
jerry spinelli milkweed what is the dramatic irony in the scene when misha accompanies janina`s family on their way to the ghetto? what is the effect of this device?
asked by joseph 
math
Use the solution of the system below to find xy: 4x2y=11 3x4y=6 a 11.3 b 0.1 c 0.1 d 11.3 please explain how to do this. Thanks!!!
asked by Anonymous 
Algebra 2
"At a school sponsored car wash, the fees charged were: $5 per car, $8 per truck, $10 per van. Twice as many cars were washed as pickup trucks. The amount collected for washing cars and pickup trucks was $360. A total of $410 was collected. Let x represent
asked by Anonymous 
lisa
Distinguish between a projectwide evaluation plan and an objectiveoriented evaluation plan. What are the pros and cons of each type of evaluation plan?
asked by HSM 270 
algebra
I have tried these problem cannot get the answer so could some one help me. Solve by the subsitution method. 2x7y=11 2x +17=y What is the solution of the system.
asked by Keaton 
Social Studies Project
I have to creat a kids book of about 15 pages or more that tells the story of Jacques Cartier, Samuel de Champlain, or Life in New France. It has to be written nice and simple with awesome drawings for kids! But, I must tell the whole story. I decided to
asked by Larry 
chemistry. please help!!!
A voltaic cell is constructed based on the following reaction and initial concentrations: Fe2+ (0.0050M) + Ag+ (2.2M) > Fe3+ (0.0050M) + Ag(s) calculate [Fe2+] when the cell reaction reaches equilbrium i'm so confused. please help. thank you!
asked by Theresa P. 
reading
milkweed novel by jery spinelli the literary devices the streetlight were like moons cupped in iron fingers what is being compared?
asked by jad 
reading
milkweed jerry spinelli the steetlights were like moons cupped in iron fingers what does this reaveal about the narrator`s view of the world around him? thanks
asked by jad 
history
Franklin Roosevelt put together a coalition of different groups that became the backbone of the Democratic Party for the next thirty years. FDR’s Democratic Party coalition included all of the following EXCEPT A. Southerners B. urban political machines
asked by kyle 
English
Does this sentence have correct punctuation? "The ball hit me on the head!" exlaimed Airick.
asked by Yan 
English 4
I have a project due tomorrow and no matter HOW HARD I look I CANNOT FIND any quotes supporting the theme "painted faces" AND I have to document them with the page number!!! Can somebody please help me? I have to have atleast five. Any help would be
asked by Carly 
health
Which of the following digestive functions can occur in the mouth? A. Enzymatic action on protein B. Absorption of water C. Enzymatic action on carbohydrates D. Secretion of bile
asked by Anonymous 
physiclscience6thgrade
something that does not change
asked by tammy 
grammar
does this sentence need a comma? "next time you see a bat don't be afaird.
asked by lil 
math
Can you please explain how to put the following fractions in order from Least to Greatest? Thank you 3/10, 2/5, 1/4, 1/2
asked by deb 
writing
if this is a subject verb agreement Did you know a famous animal rights activist has criticized horseracing because of the danger involved? and why
asked by alberto 
english 3
Why does nick think Gatsby is gorgeos in the novel The Great Gatsby?
asked by renee 
writing
Where could I find information on differnent types of beef?
asked by Anonymous 
Energy
is the world running out of energy?
asked by Rachel 
9th grade weighte average
how should i do weighted average
asked by josh 
spanish
i was wondering if the following sentences correctly use the preterite and/ or imperfect: Juan pensaba que fue al amore al principio vista, pero Isabel empezo a trabjar con juan una dia despues de trabajo, Juan pidiera Isabel a comiera la cena con el
asked by auburn 
science help
what is the technology used in genetic engineering called?
asked by sam 
science help
what is the technology used in genetic engineering called?
asked by sam 
Spanish
Can someone please check my work? What are these people doing? Use elements from each bracket to write three complete sentencs. (nosotras)(aprender)(el almuerzo) (usted)(compartir)(una carta) (yo)(escribir)(el español) 1. Nosotras
asked by Larry 
Chemistryhelp needed
I am asked to draw the 'dot and cross' diagram to show the ionic bonding in sodium chloride. I am asked to show only the outer electronic structure. Sodium has 2.8.1 electronic configuration. After losing 1 electron to chlorine, it has 2.8 electronic
asked by carrie 
Chemistry
Starting with S = kB * ln W Derive S = (U(T)  U(0)) / T + N * kB * ln q(T)
asked by Sean 
10th grade English
This is my To Kill a Mockingbird monologue I am doing Nathan Radley. Any suggestions or corrections will be helpful I know what I¡¯m doing Arthur and it is for our own good. I told you many times about staying away from those Finches. Lord, I have. You
asked by Andy 
health
In which condition is the patient most likely to hemorrhage? A. Thrombocytopenia B. Polycythemia C. Thalassemia D. Erythroblastosis fetalis I think the answer is (A)
asked by Megan 
body structure/terminology
Which is not considered a complication of peptic ulcers? A. Hemorrhage C. Perforation B. Obstruction D. Gangrene D
asked by Anonymous 
Math
These are two equations: 1)y=x3 2)y=x+3 a. Which equation translates the parent graph _ units up? b. Which equation translates the parent graph _ units down?
asked by Angie 
Health of young children
Which of the following statements regarding exclusion policies is true? A.They prevent illness and infection in centers B.They're necessary only when there's threat of serious illness C.They protect care providers against charges of negligence D. They
asked by Cynthia 
Physics
For Hooke's Law, the one about springs and mass, is the mass M a unit of g or kgs?
asked by TP 
ethics
Are there any situations in business that are legal but unethical? Can you think of any situations that are ethical but illegal
asked by Anonymous 
4th grade
1) write one or two theories you have about this myth[Enana and tamuzz]this book
asked by yokashi 
health
Which of the following structures are tubes? A. Frontal, maxillary, sphenoidal, ethmoidal B. Eustachian, pharynx, bronchi C. Cilia, adenoids, mucous, epiglottis D. Apex, base, hilum b
asked by Anonymous 
math
how to complete the square for 2x^2+3x1? can you plz help me, and any help is greatly appricieted. thnx a lot for your effort.
asked by gagan 
Math
For each statement, write it as a conditional statement. (A) All 18 year olds in the United States can vote. (B) You'll be happy if it's not raining. (C)Today is Friday only if yesterday was Thursday.
asked by Jacobi 
government
How can you compare and contrast Obamas administration with Bush's on Healthcare, Education and taxes.
asked by Amanda 
social studies
which major ocean lies east of the continent of africa?
asked by naihomy 
English
I'd like to make the program, "Let's Learn Japanese". In this program, the main characters are two Japanese and a Japanese teacher. With the help of the two Japanese, the teacher can make a good textbook, and learners can learn correct Japanese
asked by John 
Social Studies
When Chinese immigrants in the 1800s moved to America, were most of them happier here than in China?
asked by Angie 
English
What are the good points and bad points of watching TV? The strong points are as follows. We can learn a lot of things by watching TV. There are many kinds of educational programs, so we can learn many subjects. We can get the information about the
asked by John 
CHEMISTRY HELP
NH3 + HCl > can someone please finish that?? is it 2H2 + N2 + Cl or something? if so how would i balance it?
asked by lyne 
chemistryy
Most window cleaners are aqueous solutions of ammonia. A 9.00 mL sample of a particular window cleaner requires 42.95 mL of 0.0508 M HCl for its titration. What is the molarity of ammonia in the window cleaner? i am completely lost i cant even find the
asked by lyne 
Adv. Math.
Find the number of possible negative real zeros for f(x)=6+x^4+2x^25x^312. Answer: 0 2) Approximate the real zeros of f(x)=2x^43x^22 to the nearest tenth. Answer: no real roots
asked by David 
chem
When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 1.0 M HCl is required to react completely with 4.00 g of magnesium i did 4.00g x (mol/24.31 g Mg) x (2 mol HCl/1 mol Mg) x (L/!.0
asked by Anon 
Socials Studies (URGENT)
I need to create a children's book of at least 15 pages. I must write about Jacques Cartier, Samuel de Champlain or what life was like in New France. I was going to do Jacques Cartier, but it was too hard. I didn't know how to do it. I've decided to try
asked by Larry 
Music
What is the Mongolian equivalent to the guitar called? I've searched under Mongolian instrument lists, but I couldn't find it. Thanks!
asked by Benjamin 
chemistry
The total acidity in water samples can be determined by neutralization with standard sodium hydroxide solution. What is the total concentration of hydrogen ion, H+, present in a water sample if 300. mL of the sample requires 7.5 mL of 2.8 103 M NaOH to be
asked by lyne 
Reading
Can Some One Help Me Unscramble These Letters To Make One Word!!! These Are The Letters, crpesaymu Please Help Me If I Don't Get The Answer Then I Am Gonna Fail ELA So Please HELP Me!!!!!! :)
asked by Jenique 
Algebra
Solve by the substitution method 8 m + n=1 M4N=29 What is the solution of the system
asked by Keaton 
Physics
what is the relationship between specific heat capacity and conduction? if an substance has a higher heat capacity is it a better heat conductor?
asked by Chris 
physics
If you were to burn a candle under equal masses of water and iron for the same amount of time, would one increase in temperature more than the other? which one?
asked by Chris 
english
Any one help me to choose the correct meaning of the word 1. Disperse: move, separate,throw,distract 2.snarl:shout stare, attract,threaten 3.Notorious: popular, various, difficult, disgraceful. 4.wrench: pull, bird, destroy, wet. My answers are :
asked by ramesh reddy 
4th grade math
compare the mixed numbers. write , or = ro each . 1. 1 1/3 > 1 5/8. 2. 6 5/6 < 6 2/6. order the mixed number froms least to greatest. 5 1/8, 5 2/3, 5 4/9.
asked by Nora 
Socials Studies (URGENT) #2
Alright, for my children's story on life in New France. This is what I have so far.  Little JonJon was exploring his backyard. He saw a tunnel that wasn't there before. He crawled right in.... ...and came out the
asked by Larry 
English
We are doing research papers in my English class on controversial issues. My topic is endangered species and we need to present the two different sides of the issue. I am unsure of what two sides I should write about.
asked by Linda 
math
In the number 268,743 how many times greater than the 3 is the 6
asked by charlie 
English
Please suggest me the best fit in each sentence. 1. the cardangerously before coming to a sudden halt.(turned, swerved, screeched) my answer is "turned" 2. The Manageroff angrily after giving them orders.(broke, stalked threatened) My
asked by ramesh reddy 
English
Please correct following sentences. 1. You can tell him. you will meet him today. when My answer is When you will meet him today? tell me. 2. I was ill. I went to the doctor. I went My answer is I went to the doctor because I was ill. 3.
asked by ramesh reddy 
English
1. When the program is going on, the director sits in the control room. (At a TV studio) 2. When the program is continuing, the director sits in the control room. (At a TV studio) 3. When the program is happening, the director sits in the control room. (At
asked by John 
Biology
How is information stored and coded in DNA and genes? A. In sets of three nucleotides called codons B. In amino acids that are bonded together to form proteins C. as mRNA, tRNA, and rRNA D. By an RNA polymerase I am stuck between A and B, but am pretty
asked by Rachale 
english
The cheetah has a thin elongated body and is said to be the fastest runner on earth. in the above sentence, runner is a noun or not
asked by ramesh reddy 
english
If you fall off during our flight, you'll die please help me to rewrite the above sentence by using commas, full stops, exclamation/question/quotation marks whereever necessary.
asked by ramesh reddy 
english
in the following set which rhymes with the word "awoke". broke provoke soak pack. please help me
asked by ramesh reddy 
math
1cos^2 (x) = sin^2 (x) is this correct?
asked by jasmine 
math
how to simplify: {cos(x)/sin(x)} / (sin^2 (x))
asked by jasmine 
PreCalculus
I have to write the equation of a hyperbola whose center is (0,0) and which has a vertical transverse axis. The equations of the asymptotes are 6x+2y=0 and 6x2y=0. I don't even know where to begin. Could someone help? Thanks.
asked by Joanie 
math
the figure shows eight congruent triangles. redraw the figure with four fewer segaments, so that only four congruent triangles remain.
asked by donna 
statistics
The average price for new mobile homes is known to be distributed with a standard deviation of 350. if a random sample of 49 homes resulted in a sample mean of 38500, obtain a 90% confidence interval on the population mean.
asked by April 
Stats
If X is a normal random variable with mean 60, and a standard deviation of 2, find: A: P (X63) C: P(57
asked by April 
Physic
Given that the distance between the Earth and the Moon is d = 3.84 108 m, show that a satellite located exactly inbetween the Earth and the Moon at a distance of 90% d from the Earth experiences no net force (at least when only the gravitational
asked by Jorge 
Algebra
3(square root of)18 + square root of 2. How would I solve this problem, preferably making the numbers after the square root sign the same? P.S: Is there a way to do the square root sign on the computer?
asked by Cassie 
science
why is the northern hemisphere colder in the winter even though its closer to the sun?
asked by mike 
science
how were the latitudes of the tropic of cancer, tropic of capricorn, Arctic circle, and Antarctic circle determined?
asked by rob 
Biology
How could one change in a DNA nucleotide alter the formation of the translated protein?
asked by Astrid 
math
A ladder 8ft long leans against a wall. It rests on the ground 2ft from the wall. How high on the wall does the ladder reach?
asked by Anonymous 
science vocabulary
What does "deviations" mean?
asked by Emma 
reading
the stetlights were like moons cupped in iron fingers? what does this reveal about the narrator`s view of the world around him
asked by joy 
Physics
Given that the distance between the Earth and the Moon is d = 3.84 x 10^8 m, show that a satellite located exactly inbetween the Earth and the Moon at a distance of 90% d from the Earth experiences no net force (at least when only the gravitational force
asked by Jorge 
science bio
how can traits on a particular chromosome be determined? how can these traits determine the characteristics of an organism? what could happen if a base is out of order?
asked by trixie 
7th grade
What word means the same as > To reduce the brightness of something
asked by Tatiyanna 
reimbursement methodologies
you work for a third party payer performing medical records review, your job is to match codes that are submitted on the claim form to documentation in the medical record. the code has been inputed but you don't see the procedure report anywhere in the
asked by uknown 
reading
milkweed jerry spinelli what dop you think the foxface furs with beady black eyes symbolize?
asked by joseph 
Intermediate Algebra
13a^259a=30
asked by Sonia 
science
what do the tropic of capricon, tropic of cancer lines, artic, an antartic circles represent?
asked by rob 
art
what's the purpose of reflecting something that's happening in society in art? What does it accomplish?
asked by help please 
Algebra
2ã48  ã3 Thank you!
asked by Cassie 
spelling
Could you give me the synonyms & antonyms for face, door, cut, done, group, true, half, red, fish, and plants? Thanks.
asked by Yan 
Biology
how can traits determine the characteristics of an organism? and what would happen if a base [i'm assuming in the dna sequence] is out of order?
asked by Tori 
Nationalism in Europe
I am doing a research paper on 19th Century European nationalism. During my research, I came upon a famous Italian nationalist by the name of Mazzini. I read some of his writings and I was led to the realization that he believes in the sharing of
asked by Trudy 
French
How do you say (a) What is your family like (b) When is your birthday in French?
asked by Emily 
Economics (Equilibrium)
Suppose fred ethel ricky and lucy have the following demand functions for a public good Qf= 401/2p Qe= 20p Qr= 301/2p Ql= 50p The good can be produced at a constant cost of 5 dollars Calculate the Lindahl Equilibrium I know that the lindhal is the
asked by Brett 
Biology
Based on a reigious viewpoint why is using human embryonic stem cells from embryos wrong?
asked by Sabrina 
Microbio
Please write a one paragraph abstract arguing for or against one of the following statements: Hormone replacement therapy is carcinogenic Water fluoridation causes bone cancer Regulation of carcinogens should take hormesis into account Aneuploidy, not
asked by Jorge 
math
Arrange the fractions in order from smallest to largest. , , , 5/8,3/4,9/16,7/8 Add. Write the answer in lowest terms. 3 2/7 + 5 3/7 Subtract. Write the answer in lowest terms. 6 4/5  2 1/5 Evaluate. Write the answer in lowest terms. 8/154/15+1/15 Add.
asked by sw 
Precalculus
Given the following values for f(t): t : f(t) 3 : 7 6 : 6 9 : 19 12 : 6 15 : 7 18 : 6 a) What is the period, frequency, midline, amplitude, maximum, and minimum? b)Find a possible formula for f(t) c)Find the domain and range of f(t) d)Find a formula for
asked by Elle 
math (rounding)
3,845,211 round to the nearest ten thousand. is this the right answer. 3,850,000
asked by queeneka 
Math/Algebra do u know how to do slope intercept?
The following problems are in slope,point slope, and slope intercept forms of a line. Could you check these thanks. Find the slope intercept form of a line that passes through these two points (4,4) and (2,1) Answer: y= 1/2x2 Find the slope intercept
asked by Chico 
8th grade science
infer why deposits form in the steam vents of irons in some parts of the country. thank you.
asked by al 
8th grade science
Explain if it is possible to have a dilute solution of a strong acid? Thanks.
asked by al 
Romeo and Juliet Help!!!
Could someone please help me I can't find the answer anywhere! thanks for you help! Why does Romeo's answer to Tybalts insults upset Mercutio? What does he think Romeo is doing? (By the way this is all in act 3 scene 1)
asked by Alex 
Math
Sometimes when you're graphing a linear equation, you get that ushaped line called a parabola. And sometimes you get a vshaped line,and I forgot what you call that..
asked by Angie 
math
i want 2 know if these are correct!!!! 5+6*32=21 4^2+7(3(5))=26.15 4*9/2+(4+6)=36 (2.3+7.8)*4+3=43.4 ((2*4)+3)*6/2=33 3/3+64=5.3 ((4+11)*3)/9*3=.48 thank u.. __ ++++++++++++++++++++++++++++++++++
asked by elenny 
math (rounding)
7,568,250 round to the nearest hundred thousand. is this the right answer 7,570,000
asked by queeneka 
Math
Explain how the translations of y=x+k as k changes are similar to translations of y=mx+b as b changes.
asked by Angie 
Rounding (math)
598,587 round to the nearest ten thousans is this the right answer. 600,000
asked by queeneka 
Safety of the young child
The leading cause of death and permanent disabilities due to untentional injury is A.drowning B.falls C.poisoning D.automobile accidents I chose B as my answer. Can someone check my answer.
asked by Cynthia 
US history
how did president eisenhower domestic policy reflect that of his republican predecessors coolidge and hoover? he favoed a national health plan. truman fair deal aimed to. appeal to conservative republican eisenhower and his administration wholly supported.
asked by LaNoria 
Physics
I'm having a hard time with some free body diagrams. If you have a box on a slope/ramp and the angle of the ramp is X degrees why is it that the angle between the normal force and the gravitational force is also X degrees? Am I missing something obvious
asked by KC 
biology
Which organ sterilizes ingested food? A. Salivary glands C. Pancreas B. Stomach D. Liver (B)
asked by rick 
social studies
What is china's involvement in the World trade Organization?
asked by nick