Questions Asked on
December 14, 2007

Physic
A 65 kg dancer leaps .32 m high. a) With what momentum does the dancer reach the ground? b) What impulse is needed to make a stop? c) As the dancer lands, the knees bend, lengthening the stopping time to .050 s. Find the average force exerted on the body.
asked by Einstein 
Physics
The velocity of the transverse waves produced by an earthquake is 7.2 km/s, while that of the longitudinal waves is 4.2 km/s. A seismograph records the arrival of the transverse waves 68 s before that of the longitudinal waves. How far away was the
asked by Einstein 
Math
Henry bought a new dishwasher for $320. He paid $20 down and made 10 monthly payments of $34. What actual yearly interest did Henry pay? 1  14.55 2  29.09 3  34.38 4  68.75
asked by Kate 
Physic please help!
In the photoelectric effect, suppose that the intensity of the light is increased, while the frequency is kept constant. The frequency is greater than the minimum frequency f0. State whether each of the following will increase, decrease, or remain
asked by Mary 
Physics
Rachel pulls her 13 kg suitcase at a constant speed by pulling on a handle that makes an angle x with the horizontal. The frictional force on the suitcase is 28 N and Rachel exerts a 44 N force on the handle. a) What angle does the handle make with the
asked by Einstein 
Literature  HELP!
Identify the auditor, rhyme scheme, metrical feet, unstressed/stressed syllables and the type of poem it may be. Do Not Go Gentle into That Good Night by Dylan Thomas Do not go gentle into that good night, old age should burn and rave at close of day;
asked by Anonymous 
Physics
A 4610 kg helicopter accelerated upwards at 2 m/s^2. What lift force is exerted by the air on the propellers?
asked by Einstein 
Spanish Research
How did the geography influence the emigration and exploration to Colombia and Venezuela? How did the indigenous people mix with the Europeans to contribute to the growth of colombia and Venezuela? PLEASE can someone help me with these questions... if you
asked by Jenny 
st
7) (8 pts) Construct a histogram and a frequency polygon for the following frequency distribution Miles Number of Commuters Class Frequency 0  24 4 25  49 10 50  74 11 75  99 5 100 –124 1
asked by Rose 
natural approach
WHAT IS A NATURAL APPROACH METHOD???
asked by pray_the_rosary 
math
what is the area of the largest rectangle formed when a plane intersects a right circular cylinder with a diameter of 12cm and a height of 15cm?
asked by billy 
Chemistry
1. Commercial vinegar is a solution of acetic acid in water. How would you determine which brand of vinegar contains more acetic acid in a given volume of vinegar?
asked by Dick Rogers 
Dr Bob thanks last one
Last one thanks lewis dot for CO3^2
asked by sam 
Algebra
I need help, I don't understand this at all! I want to use Orange Juice. So what do I do? Find the hydrogen ion content of a substance of your choice. Using this hydrogen ion content, show how to find the pH of the substance using the formula. Is this
asked by Cupcake 
dr bob
I am still confused by the last one CO3^2 You were nice enough to do a diagram and then the expalnation for what else I needed to do was so confusing  I am at study hall and this is my last one
asked by sam 
French
What is the main linguistical difference between the phrases; 1. Je m'en vais and 2. J'y vais
asked by xX_Supaman_Xx 
statistics
5) (2 pts) One fourth of the scores in any data set are below the A) first quartile B) secon quartile C) third quartile D) fouthr quartile
asked by Rose 
INS 205
Imagine that you immigrated to a foreign county with a culture vastly different from yours. While the economic opportunity in the country is great, there is a strong push to assimilate into the new culture. What are the positive and negative aspects of
asked by STEPH 
statistics
Half of the numbers in any data set will be larger than the A) mean B) mode C) median D) midrange
asked by Rose 
statistics
Find the mean, median, and mode for the following set of data which shows the number of pages per article in a random sample of magazine articles. 4 6 4 6 5 4 4 5 7 4 3 6 5 8 4
asked by Rose 
wr
cross word!! (4) letter word for too, too (3) letter word for pen pal Thank you so much
asked by roy 
Algebra 2
HOW DO I SUPPLY THE AXIOM OR THEOREM THAT JUSTIFIES TO A GIVEN STATEMENT
asked by Anonymous 
Psychology
What are the repercussions of a bruised ego? Would it be correct to say that there is not much difference in the theories of Freud and Erikson on ego? Are there any consequences to a bruised ego? I don't think there are but I am having such trouble with
asked by Christian 
astronomy
if a comet is 125 years from sun and has a perihelion distance of 1. AU..What is the aphelion distance? I formulated it this way, is this right? 125years^2/1.AU^3= 15,625
asked by Liz 
algebra HELP
I cant seem to get this one right can someone help me with the dot diagram.
asked by sam 
sra McGuin
hi, I think I made all the changes  except i do not know how to put the accents on? Can you help me and review please thanks sam Como hacer un batido de fresas y kiwis 1. Primero, necesitas tener una licuadora, cinco kiwis, seis fresas, jugo de nuranjo,
asked by sam 
Physics
A constant net force of 406 N, up, is applied to a stone that weighs 33 N. The upward force is applied through a distance of 2.4 m, and the stone is then released. To what height, from the point of release, will the stone rise? Thoughts: F = ma. Would the
asked by Einstein 
SRA McGuin HELP PLEASE
what should i change paso to in number 10 thanks Como hacer un batido de fresas y kiwis 1. Primero, necesitas tener una licuadora, cinco kiwis, seis fresas, jugo de naranja, hielo, un cuchillo, y unos vasos. 2. Despues, corta las fresas 3. Ahora corta en
asked by sam 
HUM 130
What are some other advantages and disadvantages of reuse? How should we recycle solid waste? To Separate or Not to Separate? Explain.
asked by dawn 
English
Please check my correction. Punctuation within Sentences—Hyphen You will need to write both short and long term goals. The presidentelect of the Rotary Club had the winning lottery ticket. Please buy three half gallon containers of ice cream for the
asked by Mckenzie 
statistics
5) (2 pts) One fourth of the scores in any data set are below the A) first quartile B) second quartile C) third quartile D) fourth quartile
asked by Rose 
science
NO2 ( negative by the 2 on the right side) how do I do this as lewis dots
asked by sam 
CONTEMPORARY ISSUES IN AMERICAN EDUCATION
Standardsbased education can sometimes put pressure on teachers to be sure they measure up to state standards. How does teacher accountability have a positive influence on the classroom environment? How does it have a negative influence?
asked by mike 
world history
what was the name of the Renaissance period whose sketches of submarines, parachutes and flying machines were years ahead of their time?
asked by Carol 
Physic please check
Consider two different hydrogen atoms. The electron in each atom is in an excited state. (a) Is it possible for the electrons to have different energies but the same orbital angular momentum L, according to the Bohr model? Justify. No.Electrons within the
asked by Mary 
Earth Science
What is a temperature inversion? What causes major temperature inversions in te atmosphere?
asked by Audrey 
mathbinomial prob
I do not understand the binomial theorem. One of my questions is "there are 5 mutiple choice questions with 4 possible answers each. What is the probability of getting more than 3, exactly 3, and less than 3 correct?" Thanks for any help:)
asked by Danielle 
spanish
what should i change paso to in number 10 thanks Como hacer un batido de fresas y kiwis 1. Primero, necesitas tener una licuadora, cinco kiwis, seis fresas, jugo de naranja, hielo, un cuchillo, y unos vasos. 2. Despues, corta las fresas 3. Ahora corta en
asked by sam 
Calculus
A piecewise function is given. Use the function to find the indicated limits, or state that a limit does not exist. (a) lim is over x>d – f(x), (b) lim is over x>d + f(x), and (c) lim is over x>d f(x) x^2  5 if x < 0 f(x)= 2 if x >0 ; d = 3 1.
asked by Kelly 
English
Can someone look over my assignemnt for accuracy please. Punctuation within Sentences—Colon 1. The book had some nice features, such as: a hardbound cover, a ribbon for a bookmark, and the author’s signature.2. German grammar is simple: in that
asked by Mckenzie 
english
Punctuation within Sentences—Dash 1.Her mind flew so quickly—she had so much to remember—that she forgot to stop at the light.2.The gardener—took the hoe and the shovel—and began to plant the flowers. Punctuation within Sentences—Hyphen 1.You
asked by Mckenzie 
Ms Sue please help
Can someone look over my assignemnt for accuracy please. Punctuation within Sentences—Colon 1. The book had some nice features, such as: a hardbound cover, a ribbon for a bookmark, and the author’s signature.2. German grammar is simple: in that
asked by Mckenzie 
Bowling
Where can I download a bowling score sheet?
asked by Diana 
ethics
List and explain the legal provisions of Roe. vs. Wade.
asked by nick 
financial management
What does the results for payback equal to in the lemon juice project
asked by syd 
world history
What is the term for the movement of people from rural to urban due to changes in farming, a soaring population, and an everincreasing demand for industrial workers?
asked by SallyAnn 
Physics please explain
In the quantum mechanical picture of the hydrogen atom, the orbital angular momentum of the electron may be zero in any of the possible energy states. For which energy state must the orbital angular momentum be zero? n = 1 n = 2 n = 3 n = 4 Give your
asked by Mary 
Physics please check
A charge of 3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.125 m). The charges on the circle are 4.60 µC at the position due north and +5.00 µC at the position due east. What is
asked by Mary 
Chemistry (materials)
I have 3 questions: 1) how might the actual structure of a diamond help explain why it is sometimes found in the form of large, single crystals? 2) what feature of graphite's structure might account for its usefulness as a lubricant? 3) why are fullerenes
asked by Michelle 
Ethnics
Louisiana is made up of predominately what race? Baton Rouge is in what direction of New Orleans?
asked by Anonymous "T" 
Old Japanese riddle
These letters and numbers have taken us far. It's not a long journey. It's really quite terse. Can you solve the riddle of the japanese curse? 41 2d 4b 48 41 20 44 49 42 45 48 20 54 4b 49 4e 20 54 53 41 48 2d 41 53 2d 5a 49 48 20 54 4c 4f 2d 43 48 49 4e
asked by Stevo 
Ethics
Race in Baton rouge (community) or louisiana. consider relations within neighborhoods, local government, service groups, clubs, schools, workplace or any environment.
asked by Anonymous 
Geography
I need a detailed map of south america, showing were the Andes Moutains, the Central plains, the Eastern Highlands and the equater.
asked by Like you'd want to know! 
maths
how would i solve the differential equation dx/dt=kx^2 i.e. solve for x as a function of t. I've been told to rearrange the equation to yield dx/x^2=k dt but what can and should I do now?
asked by xX_Supaman_Xx 
math
what is 30%of90
asked by shomari 
S
What are some other ways we can reduce resource use, waste, and pollution?
asked by dawn 
Maths
How does the integral of k dt = kt?
asked by xX_Supawoman_Xx 
ethics
According to W.D. Ross, what duties are binding on all moral agents?
asked by nick 
English
How do you cite an online transcript of an interview in MLA format?
asked by Brandon 
statistics
11. (4 pts) The following statistics provide information about the scores on a national mathematics exam. Mean 312 First Quartile 201 Median 296 Third Quartile 423 Mode 326 49th Percentile 307 a) What score did half of the test takers surpass? b) What was
asked by Rose 
science
How do I show HCN with the lewis dots
asked by sam 
world history
what was the Aztec capital that had been build upon an island in the middle of Lake Texco in central Mexico? It was connected to the mainland by broad causeways.
asked by Roderick 
world history
what is the term for the movement of people from rural areas due to changes in farming, a soaring population and an ever increasing demand for industrial workers?
asked by Roderick 
world history
who was the main author of The ommunist Manifesto that portrayed the entire course of human history as a struggle between the "haves" and the "haves nots"?
asked by Carol 
english
how do each protagonist from one flew over the cuckoos nest,stranger in a strange land and catcher in the rye handle costom rules,behaviors of their respective societies
asked by kelly 
world history
who was the daughter of Henry VIII that returned England to Protestantism ruled England for 44 years and firmly established it as a Protestant nation?
asked by Carol