Questions Asked on
September 6, 2008

physics
A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt falls off the side of the rocket. The bolt hits the ground 6.10s later. What was the rocket's acceleration?
asked by Jeff 
trig
The number of revolutions made by a figure skater for each type of axel jump is given. Determine the measure of the angle generated as the skater performs each jump. Give the answer in both degrees and radians. a. single axel: 1.5 b. double axel: 2.5 c.
asked by meg 
geometry
If CFD=12a+45, find a so that FC is perpendicular to FD
asked by Mary 
chemistry 12
what is the chemical formula for the reaction between lead acetate and potassium iodide? please show both reactants and products. :)
asked by need help 
Biology
In 1665, Robert Hooke, an English scientist, reported an interesting observation while looking through his microscope at a cork, "I took a good clear piece of cork, and with a penknife sharpened as keen as a razor, I cut a piece of it off, then examining
asked by Jennifer 
5th grade
I have a unscramble analogies worksheet that I can't answer. Here are the analogies: ________:judical branch [eempusr ructo] radius:______[meeairtd] brass instruments:_____[stoaercrh] _______:poem[anzsat] _______:pants[bowaerrd] thank you
asked by ??? 
math
the diagonals of a parellelogram are 20 cm and 30cm long and intersect at an angle of 25 degrees. Find the sides of the parellelogram
asked by shan 
english
can someone check these over. I have to pick out the sentence that is wrong. 1. wrong use of the word divinity a. Christian divinity students study Hebrew.... b. Dagon, the chief divinity of the Philistines, was represented as a half human half fish. c.
asked by kayla 
succession and natural selection
Post a total of 200 to 300 words in response to the following items View the succession of the ecosystem in the Succession animation. Is it primary or secondary succession? Explain your answer.
asked by linda 
maths
y is partly constant and partly varies as the cube of x given that whenx=1,y=5,andx=2,y=1 find the relationship betweenx and y hence find the value of y when x=3
asked by john 
math
tanx+secx=2cosx (sinx/cosx)+ (1/cosx)=2cosx (sinx+1)/cosx =2cosx multiplying both sides by cosx sinx + 1 =2cos^2x sinx+1 = 2(1sin^2x) 2sin^2x + sinx1=0 (2sinx+1)(sinx1)=0 x=30 x=270 but if i plug 270 back into the original equation i get undefined
asked by shan 
Business (Linear Programming)
WalMart, a discount store chain, is planning to build a new store in Rock Springs, Maryland. The parcel of land the company owns is large enough to accommodate a store with 140,000 square feet of floor space. Based on marketing and demographic surveys of
asked by JYD 
Memorizing Spanish
hey guys. how can i memorize spanish phrases like Buenos Dias or Buenos Tardes or Adios, etc... (sry i can't spell in spanish yet.)
asked by Jay 
English
On the various types of patterns of development, choose a pattern to plan, organize, and write an essay. I have chosen Youth Violence as a cause and effect for my pattern development. In writing your essay, base your writing on your own experiences and
asked by Success 
Gr 12 math
I need to calculate the volume of a parallelepiped using the scalar triple product. I can do this if i have vectors. however instead we've been given 8 points which mark the corners. HELPPP this is the question: Calculate the volume of the parallelepiped
asked by Teniel 
business law
Six months later, the same client comes to see you again. She shows you an advice received recently from the partnership¡¦s investment banker, Selby Bank, which suggests that the partnership should engage in some risky behaviour because it will produce a
asked by tom 
geometry
brain teasers!!! 7 = h. of r. 10 = a. in the b. of r. 4=h. of the a. thanks!!!!
asked by roy 
URGENTTT!!
I need to use the scalar triple product. but i don't have any vectors? how am i supposed to know what the vectors all coming from one corner are?? Q:Calculate the volume of the parallelepiped with vertices at: (9,4,3), (7,12,2), (12,5,6), (3,4,0),
asked by jess 
maths
y is partly constant and partly varies as the cube of x given that whenx=1,y=5,andx=2,y=1 find the relationship betweenx and y hence find the value of y when x=3
asked by john 
french
i have to fill in the blanks with pronouns but im not sure which ones to use. ____________ et __________ s'écrivent depuis septembre.
asked by kayla 
Math
A chemist working on a flu vaccine needs to mix a 10% sodiumiodine solution with a 60% sodiumiodine solution to obtain a 50milliliter mixture. Write the amount of sodium iodine in the mixture, S, in milliliters, as a function of the number of
asked by Anonymous 
chemistry
How many gallons of distilled water must be mixed with 50 gallons of a 30% alchohol solution to get a 25% solution?
asked by chelsea 
MORE OPINIONS NEEDED PLEASE!!
FOR HISTORY WE HAVE TO CONDUCT A SURVERY FROM PEOPLE CONCERNING 9/11. THERE ARE ONLY TWO QUESTIONS THAT ARE ASKED. QUESTION 1:WHY DO YOU THINK SEPT. 11TH HAPPENED? QUESTION 2: HOW DO YOU THINK WE CAN PREVENT ANOTHER SEPTEMBER 11TH FROM HAPPENING? YOUR
asked by SENiOR '09 
Calculus
a) Prove that A^2 = A•A for every vector A. (Note, the A's are vectors) b)Use this to show that if F(t) is constant for t for all (a,b), then F'(t)•F(t) = 0 for t for all (a,b). (Note the Fs are vectors)
asked by Mark 
Chemistry
the number of moles in 6.2g of sodium oxide
asked by ali 
Geometry  Angle Construction
I need to construct a 75 degree angle. I was thinking I could get a 45 degree angle by drawing a right angle and bisecting it, but I'm not really sure on how to get a 30 degree angle. Am I going about this wrong?
asked by Amy 
Math / Fractions
Here is another one that I am having trouble with. Julio works as a quality control expert in a beverage factory.The assembly line that he monitors produces about 20,000 bottles in a 24hour period. Julio samples about 120 bottles an hour and rejects the
asked by lifeontwofeet 
engineering
Im doing a project about heat transfer in the house. One of the aspect i have to look at is "cladding". Can you suggest any good websites that introduce what "cladding" is and how it works?
asked by mike 
math
if you do a job in 4 hours, and your friend can do the same job but in 6 hours, and if you both work together how long will it take to complete the job?
asked by Sonia 
math
what are two prime numbers that if added together equal 23?
asked by dawn 
english report
i have to do a persuasive paper on a canidate for president, im not asking for who you think should be president im asking if you think this is a good introduction. please if you can help me. Obama said this before, “I’m you to believe. Not just in my
asked by stacy :] 
Social Studies Project
For social studies i have to do a project called the "american dream" We have to create a poster of pictures that we think defines what the american dream is for either america or our own dream. Im doing what i think americas american dream is. I only have
asked by Micheal 
Human Resources
In the home office, a director asked an employee about a particular machine, the employee replied that she did not know what the machine was called or what it did, but she precisely know how to operate it. At the branch office, a supervisor explained that
asked by Katie 
Chemistry
You have a 12 M solution of hydrochloric acid. How many milliliters of this solution will give 25.0 mL of 2.0 M hydrochloric acid when diluted? Very confusing, If I can get a step by step process on how to figure this out, that would be great.
asked by George 
Psychology
What is another name for a pretty part of a flower? ( NOT BLOOM) What are the male and female parts of a flower? (LIST THE NAMES) Thank you!
asked by Nicole 
college
A sanero where these two things are connected . 1. Snake 2. Desk thanks alot for the help!!!!
asked by Ashley 
spanish
T/F I'm a little cunfused on the translation(s) generalmente se prohibe entregar el trabajo a tiempo en el colegio cuando hay 31 estudiantes y solo 30 asientos alguien no se puede sentar
asked by Anonymous 
Pscyhology help again
Hellok, my question was misunderstood, I know how to write a book report, I have to write a review on a movie with psychological issues. I chose the movie I am Sam, but my problem is do I mainly write about the mental retardation, the lawyer that has
asked by clark 
AIU
500 words (not including references) Details: Visit the following websites and explore the collections of Ancient Art there: The Metropolitan Museum of Art The Louvre Museum The Smithsonian Institution Freer Gallery and Sackler Gallery See the Course
asked by Sunshine 
math, URGENTT!!
I'm trying to find the volume of a hemisphere by rotating it around the xaxis. I know how to and can do this with one exception. what is the integral of y=(2/2)((2^2)(x^2)) ???
asked by Teniel 
vocabulary english
although the storm left the family...., it could not.... their spirits.
asked by joe 
Calculus  repost
Find the derivative of F(x)= integral from 2 to x of sqrt(t^3+8)dt? My answer: sqrt(x^3+8)? Is this right?
asked by Amanda 
Health Science
34 Paragraphs: Your friend Mary works in the medical records department at the local hospital. She is in charge of making sure that the correct diagnostic codes are being recorded for the procedures performed at the hospital. She tells you that she
asked by Success 
Writeteacher/journal
"Were anyone's 4th amendment rights violated?" Please elaborate.
asked by jules 
math
the graph of a quadratic function has xintercepts 1 and 3 and a range consisting of all numbers less than or equal to 4. Determine an expression for the function.
asked by shan 
10th grade math
3(x2)= 4(x2)
asked by Maria 
principles of macroeconomics
It is possible for an economy to increase its production of computers and, at the same time, to increase its production of cars if the economy a. moves downward and to the right along its production possibilities frontier and the frontier is bowed outward.
asked by elizabeth 
Chemistry
You have a 12 M solution of hydrochloric acid. How many milliliters of this solution will give 25.0 mL of 2.0 M hydrochloric acid when diluted? Very confusing, If I can get a step by step process on how to figure this out, that would be great.
asked by George 
12TH HISTORY
FOR HISTORY WE HAVE TO CONDUCT A SURVERY FROM PEOPLE CONCERNING 9/11. THERE ARE ONLY TWO QUESTIONS THAT ARE ASKED. QUESTION 1:WHY DO YOU THINK SEPT. 11TH HAPPENED? QUESTION 2: HOW DO YOU THINK WE CAN PREVENT ANOTHER SEPTEMBER 11TH FROM HAPPENING? YOUR
asked by SENiOR '09 
ecology
WHICH WEATHER SITUATION WILL BE THE LEAST COMFORTABLE FOR A LONG DISTANCE RUNNER? A.20* CELCIUS (68f) WITH RELATIVE HUMIDITY OF 40% B. 20* CELCIUS (68f) WITH RELATIVE HUMIDITY OF 90% C.25* CELCIUS (77 f) WITH RELATIVE HUMIDITY OF 90% D.35* CELCIUS (95 f)
asked by JOSHUA 
college Western Civ. answer
That the tigris amd euphrates are in mesopotamia and the nile river is in egypt
asked by Nancy 
Spanish
T/F I'm a little cunfused on the translation(s) generalmente se prohibe entregar el trabajo a tiempo en el colegio cuando hay 31 estudiantes y solo 30 asientos alguien no se puede sentar
asked by Anonymous 
Math/College Algebra
A water trough with triangular ends is 9ft long, 4ft wide, and 2ft deep. Initially the trough is full of water, but due to evaporation, the volumn of the water decreases at a rate proportional to the square root of the volume. Using advanced concepts from
asked by Debi 
PreCalculus
What is the Domain and Range of the function: Y=sin2x+4?
asked by Crystal 
Math / Fractions
If 3/8 + 3/4 = $36.35 and the room to cover is 12 ftX 12 ft how much will the total cost be. I do not want the answer, I want you to explain to me HOW to GET the answer.
asked by lifeontwofeet 
trig
if a and b are acute angels and sin(a+b)=1,sin(ab)=1/2 then prove that (1)tan(a+2b)=(3)1/2
asked by kalpana 
math
find the area of a triangle w/ sides 4x, 5x and 7x Round to the nearest hundredth thanks for your help
asked by Amy 
English
How does mindmapping prepare you for outlining
asked by Gwen 
just a ?
what are some characteristics that are important to be a professor (any kind)
asked by Anonymous 
math !!
solve the equation for the interval 0
asked by Amy 
here is the intro
Obama said this before, “I’m you to believe. Not just in my ability to bring about real change to Washington… I’m asking you to believe in yours.” Yes, he is an African American, so he would be the first president of a different color. That
asked by stacy :] 
college algebra
the answer is supposed to be 4 but i do not know how they got it. Solve for x. [x(1/x)]/[1+(1/x)]=3
asked by chelsea 
algebra
Use the variable C to represent total cost and S to represent the sale price. the total cost equal the sale price plus a $25 delivery charge.
asked by evelyn 
earth
What is a scientific instrument?
asked by Rebecca 
college
I need information about how it is that military/officer death notification is greatly different from that of the civilian.
asked by Nicky 
Math
What do we call the nunmbers that cannot be arranged ito 2row arrays
asked by Jaz 
Math
What do we call the nunmbers that cannot be arranged ito 2row arrays
asked by Ross 
Critical Thinking
I could not identify vague, ambiguous, or rhetorical devices in this article. Can you tell me if I am missing something? John Kerry is making the outsourcing of jobs by American companies a centerpiece of his campaign, telling audiences that ''because of
asked by robert 
teaching as a professional career
In a 200 to 300word response, you must identify 35 factors that define teaching as a professional career, and elaborate on how teachers employ these factors on a daily basis. Your responses might include the following: teaching requires professional
asked by ashajackson 
11th grade
does any one know anything about persian calendars how do they count years and anything at all
asked by jess cole 
Criminal law
i'm needing help under standing the assignment please help. Describe the purposes of criminal law.Describe the two main functions of criminal law.Describe the written sources of American criminal law and their purposes.Describe how criminal responsibility
asked by Tina 
Calculus
Find the derivative of F(x)= integral from 2 to x of sqrt(t^3+8)dt? My answer: sqrt(x^3+8)?
asked by Amanda 
Word Problem
Given a normally distributed population, find a 95% confidence interval for the population mean; sample mean is 119; sample std deviation is 14; sample size is 28
asked by Marilyn 
Word Problem
As a sample size approaches infinity, how does the student’s t distribution compare to the normal z distribution?
asked by Marilyn 
college western civ.
SOUTH WEST ASIA TIRIST EUPHROTIES NORTH AFRICA NILE RIVER VALLEY INDUS VALLEY YELLOW RIVER VALLEY WHAT DO THEY ALL HAVE IN COMMON? AND HOW DO YOU KNOW?
asked by Nancy 
college western civ.
opps sorry. south west asia tirist euphraties north africa nile river valley indus valley yellow river valley what do they all have in common? how do you know? thanks
asked by Nancy 
sucession and natural selection
Although most salamanders have four legs, the aquatic salamander shown below resembles an eel. It lacks hind limbs and has very tiny forelimbs. Propose a hypothesis to explain how limbless salamanders evolved according to Darwin's theory of natural
asked by linda 
psychology help
Hello, I have to review a movie with psychological issues and I chose the movie I am Sam with Sean Penn. I know the main issue is with Mental Retardation but would I do the review on mental retardation or the one where the lady is obsessive compulsive.
asked by clark 
language
what kind of name is it called when it is a play on words... such as "Sonny Rains?" Would the name just be called a pun?
asked by zgord 
latin
how do you say "hello" and "goodbye" in Latin?
asked by anonymous 
HELP!! (s.s)
Why are gas prices go up besides the war?
asked by Mark =} 
HELP!
WHY ARE GAS PRICES RISING?
asked by MARK 
Math B
Can some one please explain the set of real numbers as a field to me?
asked by Ashleigh 
College Algebra
4(x6)5(y+8)=90 F(x)=
asked by Lilly 
Pick a career to define
Can someone help me identify 35 factors that define teaching as a professional career
asked by ashajackson 
Calculus
Please help explain the following: Estimate the solution of the equation f(x)= 1
asked by Kim 
algebra
(32)3/5 simplify would the answer be1/8
asked by nicky 
science
cross word puzzel 19 letters clue the "I" can change variable?
asked by nyya 
algebra
(8x)^2 (2x^0)^2/(4x^1)simplify Is the answer 64x^3
asked by nicky 
US History
How did Chesapeake settlement differ from that of New England?
asked by Vania 
hystory
Why did Europeans press westward during this period, instead of concentrating in the more easily defended coastal towns?
asked by raul 
math
a home purchased for $300,000 depreciatd 8% over a 1year period. what was the value of gthe home after the end of the year?
asked by seanna 
URGENTTT!!
I need to use the scalar triple product. but i don't have any vectors? how am i supposed to know what the vectors all coming from one corner are?? Q:Calculate the volume of the parallelepiped with vertices at: (9,4,3), (7,12,2), (12,5,6), (3,4,0),
asked by jess 
chemistry
what change occurs when sucrose solution is heated?Give evidence.
asked by Sibgha 
Science (technically astronomy)
I need help understanding and using the Cosmic Calander (ans in figuring out the dates certain events such as when our solar system was created). Can someone plz help me with this? Thnx in advance.
asked by TAG 
science
how dose oceanography effect the planet earth
asked by carolina 
english (2)
are these right as well? 1. a. Native peoples of the American northwest shared a pantheistic belief in manitous, good and bad spirits..... b. the Roman empire practiced pantheism in its acceptance of all the gods..... c. A complete pantheistic, she excels
asked by kayla 
maths
if y variesdirectly partly as b andc if y=3,b=2,andc=2,andwhenny=2,b=3 andc=1/2 find k hence findc when y=4,b=1
asked by john 
maths
a hemisphericalbowl of diameter 14cm mounted on a bucket inform of frustrum of a cone if the base diametre of the bucket is 7cm and total hieght is 21cm calculate the total surface area
asked by john 
History
In the Spanish Civil War didn't the Republican and Nationalist have different flags? The only one I can find has red, yellow, and purple with an emblem on it. Thanks
asked by Sue 
algebra
I need help with simplifying (9.5x)(11Y) and it is not 104.5XY or just (9.5X)(11y). I also need help with Apply the multiplication property of 0. 5(3)(0)(2377) and its not 0. Your help would be SO MUCH APPRIECIATED!!
asked by nicky 
math
how do you turn a fraction in to a decimal??
asked by justdontkno 
Biology
What is the name of the chemical which makes up the cell wall?
asked by Jennifer 
6th grade
Please unscramble eefilnpptt, this may be more than one word
asked by Anonymous 
Biology
State if the organelle is present in a plant cell or an animal cell? Nucleus Nucleolus Ribosome Endoplasmic reticulum Golgi appartus Vacuoles Lysosomes Chloroplast Mitochondria
asked by Jennifer 
math
what is the exponent of 729 of
asked by joe 
Sociology
Who is a real canadian
asked by Julie 
college algebra
[x(1/x)] / [1+(1/x)] = 3
asked by chelsea 
stats
how do you construct a relative frequency table based on an ogive?
asked by arielle 
umm it won't work
Obama said this before, “I’m you to believe. Not just in my ability to bring about real change to Washington… I’m asking you to believe in yours.” Yes, he is an African American, so he would be the first president of a different color.
asked by stacy :] 
Chemistry
10.0 g of H2SO4 are added to 50. 0 mL of water. Is the answer 200. If not how do you approach the problem to get the solution.
asked by George 
ap world
how do we know that the most agricultural production came from the fertile crescent?
asked by lilian