Questions Asked on
October 5, 2006

PHYSICS PLEASE HELP QUICK
An object with an initial speed of 4.0 meters per second accelerates uniformly at 2.0 meters per second2 in the direction of its motion for a distance of 5.0 meters. What is the final speed of the object? Vi=4m/s a=2.0m/s*s d=5.0m Vf=? Vf©÷=Vi©÷+2ad
asked by Katelyn 
Biology
Describe two practical applications for being able to extract DNA from cells. Genetically engineering insulin producing bacteria Crime lab testing of blood (white cells have DNA) and semen what are some biome characteristics for a freshwater wetland
asked by Anonymous 
PreCalculus
The period T (in seconds) of a simple pendulum is a function of its length l (in feet), given by T(l) = 2pi sq root of l/g, where g = 32.2 feet per second per seconds is the acceleration of gravity. Express the length l as a function of the period T. If
asked by Erica 
Science
A supersonic jet flying at 145 m/s is accelerated uniformly at the rate of 23.1 m/s squared for 20.0 s. a. What is its final velocity? b. The speed of sound in air is 331 m/s. How many times the speed of sound is the plane's final speed? I don't care what
asked by Rob 
Chemistry
This is a mulit step problem How many grams of barium phosphate are produced from the reaction of 3.50g of sodium phosphate and 6.4g of barium nitrate? The other product is sodium nitrate. 1. Write the balanced equation for the reaction 2. How many grams
asked by Tracey 
the earth
name the four layers of the earth in order from the outside to the center of the earth This site will not only give you the layers but a picture and a discription. http://volcano.und.edu/vwdocs/vwlessons/lessons/Earths_layers/Earths_layers2.html crust,
asked by kamya 
5th grade math
what is the least common multiple The least common multiple is the lowest possible number that has both numbers for a factor. For instance, if you are asked to find the LCM for 4 and 8, the LCM would be 8 because it is divisible by both 4 and 8. If you
asked by leo 
Chemistry  Density
Automobile batteries contain sulfuric acid. Calculate the number of grams of sulfuric acid in 0.500L of battery acid if the solution has a density of 1.28g/mL and is 38% H2SO4 (small numbers) by mass? Can you please answer this for me? density = 1.28 g/mL
asked by Tracey 
calc
given S=piX(X+2Y) and V=piX^2Y show that dS/dX=pi(XY) when V is constant, and dV/dX=piX(XY)when S is constant. Please HELP!! I have tried several times, and I don't get the result you asked for. If we're given S=piX(X+2Y), then dS/dx=
asked by sammy 
Chemistry  Density
Automobile batteries contain sulfuric acid. Calculate the number of grams of sulfuric acid in 0.500L of battery acid if the solution has a density of 1.28g/mL and is 38% H2SO4 (small numbers) by mass? Can you please answer this for me? double post.
asked by Tracey 
Biology
Describe how densitydependent and densityindependent factors regulate population growth.
asked by Anonymous 
Math
*Sigh* Can someone explain to me how I would work through this problem? An honest coin tossed n=3600 times. Let the random variable Y denote the number of tails tossed. (a) find the mean and the standard deviation of the distribution of the random variable
asked by SherylA 
U.S History
Unscramble this message: worl h wa emer ralp d. " the 'ro und "th son, eard e sh ldo ot h thanks. http://www.unscramble.net/ =) That doesn't work. I already tried it. Just guessing ... worl h wa emer ralp d. " the 'ro und "th son, eard e sh ldo ot h worl +
asked by Amber 
chem
Using electronegativity arguments, classify the following diatomic molecules as nonpolar (N), polar (P), or ionic (I), and enter five letters in order (e.g. NPNPI, INPNP, etc) : NaF, HF, NaH, CaO, and F2. Look up electronegativity (EN)of each element and
asked by maria 
Geography
 What large city lies east of rocky mountains and north of 37 north?  Name a large city that lies near the Sonoran Desert? Denver is probably the city you are looking for east of the Rockys and north of the 37th parallel. Both Phoenix and Tucson are in
asked by Rosa 
Algebra
Write an equation for the translation so the graph has the given vertex. 1. y=x vertex (5,0) 2. y=2x vertex (4,3) 3. y=x vertex (p,q) I really have no idea how to even begin these, but I do know the answer to # 2 is y=2x+11 and #3 is y=xp+q
asked by Josie 
english advanced grammar
I want you to explain modals to me but not basically please send me your answers I WAÝT YOUR ANSWERS IMPATIENTLY I don't know what "not basically" means. Modals are irregular verbs that do not follow the normal pattern of verbs in the third person. Here
asked by aysenur 
Math
It takes ten identical pices to form a circular track for a pair of toy racing cars. If the inside arc of each pair is 3.4 inches shorter than the outside arc, what is the width of the track? any help would be greatly appreciated. If you know that the
asked by Amey 
unscrable this phrase
Need help in unscrambling this phrase: MTLEFKOTRYETEEMCISRTRAE for what subject?Is this for What subject is this for? capilpsean (toy) ttstelli can you unsramble this (ttstelli) resdoita Littlest
asked by Jin 
PreCalculus
The function f(x)= x^4 is not onetoone. Find a suitable restriction on the domain of f so that the new function that results is onetoone. Then find the inverse of f. Restrict it to be nonnegative to meet the 11 requirement.
asked by Erica 
Chem titration ph
What arethe pH, pOH, and concentrations of CO3 2 and HCO3  after 1.000 mL of 0.1500 M HCl is added to 100.0 mL of 0.0100M sodium carbonate solution? ignore the added1% volume. CO3^2 + H^+ ==> HCO3^ Calculate mols carbonate to start. Calculate mols HCl
asked by Andy 
Spanish
Hey can someone proofread my work? I had to write a short paper on the life of an astronaut. Thanks. SPANISH: Una vida del astronauta como una parte de la Estación Espacial Internacional es muy interesa. Debido a la diferencia en la gravedad, un
asked by JYD 
History
How did Thomas Jefferson's inauguration differ from that of George Washington ? Discuss
asked by Milind 
chem
determine the correct molecular shapes of XeF4, GeF4, and SeF4 (Broken Link Removed)
asked by maria 
History
What was Thomas jefferson doing during the revolutionary war years ? Did he awquit himself well ?
asked by Milind 
History
How did Thomas Jefferson attempt to heal the differences between the rupblicans and the federalists after the election of 1800 ? Was he successful ?
asked by Milind 
genetic information
I am doing a small (paragraph) section on the requirements of genetic information and I probably will put some of this in. It can be over anything. Is the below all correct? It must be an information carrier. It must be resistant to change. It must be able
asked by Susette Stubbs 
Geography
Why is it unlikely to find earthquakes at depths greater then 300km? (something to do with the athenosphere) According to the principle of isostasy, what will happen to the elevation of a mountain range in the early stages of erosion? Why are continents
asked by Stephen 
Science
Where can I find a biography on William Harvey? http://www.accessexcellence.org/RC/AB/BC/William_Harvey.html http://www.accessexcellence.org/RC/AB/BC/William_Harvey.html The other two posts don't seem to work right. Try this one.
asked by Nicky 
History
List and explain the ways i which Jefferson's administration was able to reduce the fededral debt ?
asked by Milind 
History
Who was Samuel Chase ? What were Thomas Jefferson's feelings about the proceeding for his impeachment ? Was this incident in any way political maneuver ? http://en.wikipedia.org/wiki/Samuel_Chase
asked by Milind 
History
Look up the 12th amendment to the constitution and summarize it in several sentences. then discuss its impact on theelections of 1804 ? Are you going nuts? Do you think someone here will do that for you? Folks here will gladly critique your work or
asked by Milind 
science
what steps do you think can be taken to reduce the harmful effects of human activities on biogeochemical cycles? i don't know What steps do you think can be taken to reduce the harmful effects of human activities on biogeochemical cycles? The first major
asked by nickey 
To Lindz
If you see this post, respond here for a follow up on previous questions about reactivity to double bonds.
asked by DrBob222 
History
Did Thomas Jefferson overstep his authority in making the Louisiana Purchase ? How wa sthe New Orleans area originallhy governed by the United States ? Disscus.
asked by Milind 
ETH
What is the most significant similarities between the Chinese American and Japanese American [cultural] experiences They like baseball? this is an opinionated question physical appearance
asked by Bernadette 
math
the key...^=exponent QUESTION: What is 2^36x3^2 Can anyone help me please!!!! 2^3 is 8 3^2 is 9 I will be happy to check your work. is it 1? [[[help]]] u there No, of course not. Where is your work?
asked by jessica 
Science
What lives in the forest and starts with the letter k A koala? KuduAfrica KangrooAustralia King SnakeUSA Kodiak BearAlaska i want adeai of kangroo please
asked by Danette 
5th Grade Math
Complete each pattern: 25,_____61,_____ We are thinking 43 and 80 since you can count up and down by even and odd. 64,_____,_____,_____,32 This one is no clue 25,43,61,80 YOUR RIGHT ABOUT THIS ONE 32,40,48,56,64 YOU GET THE ANSWER BY MULT BY 8'S Thank you
asked by Trudy & Mark 
english
I have to write a one page persuasion letter to a congress person. I would like to write it about the issues surrounding DD. Debbie.... I don't know what topic "DD" is, so I can't help you specifically. However this site is super in giving you a step by
asked by Debbie 
math
6=7x+x 4=2/3X+91/3X Not sure about the question, but it could be to solve for x, like this: 6=8x , then x=6/8 or x=3/4 49=(2/3)X  (1/3)X try to finish it...if you need more help, post it again
asked by james 
vacation
If you were going on vacation to New Zealand in December......... What would you pack??? THANKS FOR HELPING!!!!!!! Since December is wintertime in the northern hemisphere, it's summer in the southern hemisphere, where New Zealand is  so pack for summer.
asked by SW 
U.S History
The first two battles of the Revolutionary war were at ________ and ________. http://www.americanrevolution.com/RevolutionaryWarBattlesIndex.htm Be sure to scroll down. =)
asked by help!!! 
social studies
what is the connection between arabs and electricity? can not think of any relation but oil to generate energy.
asked by hannah 
english
To what extents did Tolkien borrow characters,events and objects that are found in the book,"The Hobbit" from the pervious literature,"Scandinavia" I have not read either of these works, but if you go to http://www.google.com and enter as search terms, you
asked by Mike 
History
Who are the "midnight judges" In your own words, explain the Supreme Court decision Marbury v Madison. What does "judicial review" mean ? You need to learn how to research and then answer your own assignment questions. Then people here will be able to give
asked by Milind