Questions Asked on
November 8, 2007

physics
An unstable nucleus of mass 17x10^27 kg, initially at rest, disintegrates into 3 particles. One of the particles, of mass 5x10^27kg, moves along the positive y axis with a speed of 6.0x10^6m/s. Another particle, of mass 8.4x10^27kg, moves along the
asked by Anonymous 
physics
A 10g object moving to the right at 20cm/s makes an elastic headon collision with a 15g object moving in the opposite at 30cm/s. Find the velocity of each object after the collision. answer: 40cm/s, 10cm/s
asked by Anonymous 
Nautical studies
Please advise formula for calculating rising/dipping ranges if tables are not available or the height of light is beyond the scope of the tables. ie Ht of light 155m/ ht of eye 3m Thanks Mike
asked by Mike 
Physics
A regulation volleyball court is L = 18.0 m long and a regulation volleyball net is d = 2.43 m high. A volleyball player strikes the ball a height h = 1.76 m directly above the back line, and the ball's initial velocity makes an angle q = 55° with respect
asked by Lindsay 
social studies
what is a graphic organizer
asked by kayla 
physics
If two particles have equal kinetic energies, are their momenta necessarily equal?
asked by Anonymous 
history
list some advantages to Rome's location. thanks for the help =]
asked by kelly 
chem
the wavelength of ligh is 310 nm. calculate the frequency? what is the wavelength of electromagnetic radiation if its frequency is 3.2 X 10 2(exponent) Hz??
asked by Amanda 
Mathematics  Trigonometric Identities
Prove: sinx + tanx = tanx (1 + cosx) What I have so far: LS: = sinx + tanx = sinx + (sinx / cosx) = (sinx) (cosx) + sinx / cos = tanx (cosx + sinx) I don't know what to do now
asked by Anonymous 
ENGLISH
WHICH OF THE FOLLOWING SENTENCES CONTAINS A WORD THAT'S USED AS A PREDICATE ADJECTIVE? 1. JERRY LOOKS AT THE MAP 2. JERRY LOOKS ILL TODAY. 3. JERRY LOOKS IN THE MICROSCOPE. 4. JERRY LOOKS DISDAINFULLY AT THE PILE OF LAUNDRY.
asked by Anonymous 
ENGLISH
WHICH SENTENCE CORRECTLY USED MODIFER 1. HE SPOKE SHARPLY TO HIS SISTERS. 2. I FEEL BADLY BECAUSE I LOST THE RACE. 3. THE SAUCE TASED BITTERLY,AND I COULDN'T SWALLOW IT. 4 JOE LOOKED SAD AT HIS BROKEN BIKE.
asked by Anonymous 
Mathematics  Trigonometric Identities
Let y represent theta Prove: 1 + 1/tan^2y = 1/sin^2y My Answer: LS: = 1 + 1/tan^2y = (sin^2y + cos^2y) + 1 /(sin^2y/cos^2y) = (sin^2y + cos^2y) + 1 x (cos^2y/sin^2y) = (sin^2y + cos^2y) + (sin^2y + cos^2y) (cos^2y/sin^2y) = (sin^2y + cos^2y) + (sin^2y +
asked by Anonymous 
mummiacation
what substance is used to stuff the nostrils? what else did Egyptians embalm? the material used to stuff the eye sockets? what mummy shaped figures worked in the after life field for the Mummy?
asked by Elicia 
spanish sra jmcguin
anita is in mall with ehr friends  fill in blancks with correct present progressive form of verbs in parentheses to say what she and her friends are doing right now. 1. Maria Luisa esta comprando (comprar) una falda negra 2. Santiago esta miranda ( mirar)
asked by sam 
Microeconomics
6.) "Since peaking in 1976, per capita beef consumption in the United States has fallen by 28.6 percent... [and] the size of the U.S. cattle herd has shrunk to a 30year low." a.) Using firm and industry diagrams, show the shortrun effect of declining
asked by Evan 
math
How do I derive the secant reduction formula? Am I asking this question wrong? Integrate: (sec x)^n dx
asked by mathstudent 
Physics repost
A regulation volleyball court is L = 18.0 m long and a regulation volleyball net is d = 2.43 m high. A volleyball player strikes the ball a height h = 1.76 m directly above the back line, and the ball's initial velocity makes an angle q = 55° with respect
asked by Lindsay 
ENGLISH
CHOOSE THE SENTENCE THAT CONTAINS AN INDIRECT OBJECT. 1. IT IS DIFFICULT TO SAVE MONEY. 2. I WORKED HARD EACH DAY. 3. THEY GAVE ME A BOUNS. 4. I SPENT IT IMMEDIATLEY.
asked by Anonymous 
English
Reading the book Twilight by Stephenie Meyer. Will have to write book report in class 11/13/07. Has anyone read the book and written a book report on it.
asked by Richard 
math
nick has a revolving department store credit card account with an annual percentage rate of 15% last month's balance on the account was $423.78 during the current month he made purchases totaling $123.42 and he made a payment of $100.00 the store uses the
asked by Anonymous 
ENGLISH
CHOOSE THE SENTENCE THAT'S WRIITEN IS THE PASSIVE VOICE. 1. TO KILL A MOCKINGBIRD WAS WRITTEN BY HARPER LEE. 2. WATCH FOR THE TURN AT THE CORNER OF THE BLOCK. 3. MARY AND JILL WON'T EAT HER VEGETABLES. 4. THE BOYS WANT THEIR DESSERT NOW.
asked by Anonymous 
precalc
How do you solve this inequality? 2x over 4 minus 5x+1 over 3 is greater than 3
asked by Amanda 
english
choose the sentence in which all pronouns are used correctly? 1.Just between you and I ,I AM NOT IMPRESSED BY OUR NEW MANAGER. 2 BE SURE TO DIVIDE ALL THE INCOME FROM THE SUBURBAN PROPERTY BETWEEN HE AND I. 3. IN SAT BETWEEN HIM AND HER DURING THE SALES
asked by Anonymous 
SPANISH
last one CHOOSE THE CORECT INFINITIVE FORM SENTENCES ABOUT WHAT THESE PEOPLE ARE DOING RIGHT NOW. MODELO BO/ (COMPRAR, ESUCHAR) UNAS BOTAS = BO ESTA COMPRANDO UNAS BOTAS 1. MARILU / (CANTAR, BUSCAR) /UNAS SANDALIAS Y UNA CAMISETA PARA EL PICNIC ANSWER:
asked by sam 
Science/ L.A.
How many words can you get from the letters in Scientific method? examples: tin do the
asked by jakhajgakl 
Math Calculus Word Problem
an 18 inch by 20 inch sheet of cardboard is cut and folded to make a box for the great pecan company. a. write a polynomial funtion to model the volume of the box. how can i graph this? c. the company wants the box to have a volume of 224 cubic inches.
asked by Ashley V 
Physics
Consider a perfectly elastic collision between two objects of equal mass. Object 1 is initially moving with a velocity v = 4.33 m/s while object 2 is at rest. What are the final velocities after the collision? Enter the final velocity of object 1 first.
asked by Jonny 
Algebras
How do you find the odds if the probability of tossing a total of 7 two number cubes is 1/6.
asked by CRY 
***updated answer algebra****
Can someone help me solve this: Decide all values of b in the following equations that will give one or more real number solutions. (a) 3x^2+bx3=0 (b) 5x^2+bx+1=0 (c) 3x^2 +bx3=0 (d) write a rule for judging if an equation has solutions by looking at it
asked by nana 
PreAlgebra
So since 2/3 of Spinner 1 is sedans (The 3rd is a truck), and 1/2 of Spinner 2 is purple (the other half is a green), write a multipilcation problem to describe the probability of spinning a purple sedan. Write a problem to describe the probability of
asked by Ellen 
accounting
The lag between purchase date and the date at which payment is due is known as the "terms lag". The lag between the due date and the date on which the buyer actually pays is termed the "due lag", and the lag between the purchase and actual payment dates is
asked by pioneer2006 
accounting
Assume that Hickory Copany has the following data related to its accounts receivable: 2005 2006 net sales $1,425,000 $1,650,000 net receivables beginning of 2005:375,000 beginning of 2006:333,500 end of 2005:420,000 end of 2006:375,000 Use these data to
asked by pioneer2006 
Social Studies
I am doing a crossword puzzle. One of the questions was "The electoral college was developed because some of the founding fathers believed that too much democracy was a very ____thing. The answer is 9 letters long, and it has me completely stumped. Any
asked by Stephanie 
sra JmcGuin
1. sleep late /watch football answer: dormier tarde  media futball 2. give flowers / go out to dinner answer:dar flores/ voy a le cana 3. watch fireworks / have picnic Answer: media ??? / tengo picnic 4. Eat turkey / be with fmaily answer: comer ???? / 5.
asked by sam 
social studies
I need some examples of cruelty to creation for a school project
asked by kristina 
International Business
Despite the difficulties, many technology companies experienced when the bubble burst  Internet commerce ebusiness is here to stay. What resources does an International Internet retailer need other than merely a storefront on the Internet? Does it
asked by Vision/ Help 
algebra
Can someone help me solve this: Decide all values of b in the following equations that will give one or more real number solutions. (a) 3x^2+bx3=0 (b) 5x^2+bx+1=0 (c) 3x^2 +bx3=0 (d) write a rule for judging if an equation has solutions by looking at it
asked by nana 
Algebra
Can anyone please check the following for me please Expand (5  2x) Squared (5  2x) (5  2x) 5 sqrd + 5 X  2x + 2x x 5 + 2x X 2x so 5 Sqrd  10x  10x + 4X = 5 sqrd + 4x Am I right..thank you :)
asked by Leo 
Ardmore elementary english
what is the name of a tool use sweeping on a farm?
asked by Ashley 
Ardmore elementary english
what is a field for growing fruit trees? what is a containers made of carboard and wood? what is a farm buildings? what is a tool for sweeping on a farm ?
asked by Ashley 
Algebra
I need help on one particular part of algebra because i forgot what my teacher said! Here is the question: Directions: Find the x intercept of the graph of the equation. 1. x+ y= 5
asked by Eva 
spanish 2
i need help understanding subjunctive form
asked by Chris 
Calculus
How do you find the derivative of (x2)^.5 times (2x+1) times (x3)^.666666667? What is the final answer as well?
asked by anonymous 
algebra
Hi, can someone please help me with this question? When each of three different numbers is added to the average of two other numbers, the results are 105, 106 and 125. What is the average of the three original numbers? I'm not exactly sure how to go about
asked by Eliana 
Biology
Industrial melanism was seen in what insect?
asked by Fred 
What does the following ...... mean ?? Followup
Since English is my second language, I have difficulty understanding the language overall. So, if someone can please translate the following to simple terms without missing key concepts, that'll be appreciated! The Masterstroke That Launched A Masterpiece:
asked by English as my second language 
ENGLISH
IN WHICH SENTENCE DOES THE VERB CORRECTLY AGREES WITH THE SUBJECT. 1. A COPY OF MOBY !@#$%^& AND A MAGAZINE HAS DISAPPERED FROM MY ROOM. 2. PEGGY OR PHYLLIS DRIVE ME TO FLORIDA EVERY WINTER. 3. LES AND MIRANDA IS LATE FOR WORK TODAY. 4. NOT ONLY THE
asked by Anonymous 
spanish sra JmcGuin
change verbs to prsent progressive example: (tu) escuchar escuchando 1. (ellas) dar estan dondo 2. (tu) beber estas bebiendo 3. (yo) bailar estoy bailando 4. (el) tomar esta tomando 5. (usted) traer esta treyando 6. (ella) leer esta leyendo
asked by sam 
ENGLISH
CHOOSE THE SIMPLE SUBJECT IN THIS SENTENCE. THE TALLEST CONTESTANT WON THE PRIZE
asked by Anonymous 
math
If Angelina's name is woth 20 points, Thomas'10 and Paul and Jane's 5points each, how many points is Martina's name worth? How do you find the answer?
asked by gator 
spanish Sra JmGuin
change verbs to prsent progressive example: (tu) escuchar escuchando 1. (ellas) dar ANSWER: estan dondo 2. (tu) beber ANSWER: estas bebiendo 3. (yo) bailar ANSWER: estoy bailando 4. (el) tomar ASNWER: esta tomando 5. (usted) traer ANSWER: esta treyando 6.
asked by sam 
sra JmcGuin
use the present progressive to say what the following people may be doing now. Match the phrases from the two boxes to make complete sentences. BOX 1 Andre Agasi y Pete Sampras Cindy Crawford y Naomi Campbell Gloria Estefan Maya Angelou el grupo R.E.M. Box
asked by sam 
business
do tariffs help us to maintain a favorable balance of trade and balance of payments.
asked by in serious need of help 
Alg 2
what is (7x6)(7x6)=120
asked by Sarah 
Language art
When do we use some and do we use any. What is the use of some and any?
asked by Wali 
Earth Science
Rock A has pieces of Rock B included inside it. Which rock is older and how do you know? My answer I know rock B is older but I don't know how to explain it. Can someone help?
asked by Camron 
Early Childhood Ed.
Would you please check these questions and my answers? Please let me know which I have wrong. 1. Anwar is a preschooler in a family whose culture does not place much emphasis on early language development and reading. As a teacher,you would rightly see
asked by Anonymous 
Social Studies
Please please point me in the direction of people contributed to Islam history i.e. contributors to medicine, poets, mathematician, astronomer. I would like to know where to start. Thanks
asked by Max 
American Literature
synopsis"prayer of the First Dancers"
asked by Dj 
Business
How does diversity training increase awareness building and skill building? I think Skill building help managers to teach and conduct perfomrance appraisals with different cultures. This can be done through diversity training. I am not sure what it exactly
asked by Jen 
history
Identify some greek influences on roman culture. =] thank you
asked by kelly 
Calculus
How do you find the derivative of (x+1) times the third root of (x5)spuared(x=4)?
asked by Aaron 
geography
what does a map scale show
asked by Anonymous 
chemistry
im given the refractive index values of two  isobutyl bromide (1.3785) and isobutyl chloride (2.4368). the solution's refractive index is 1.3931. determine the molar composition (%). im not sure how to get the concentrations of Br and Cl. i have this so
asked by christine 
Early Child Ed.
Would you please check these questions and my answers? If my answers are not correct please let me know! 1. Use of cohesive devices reflects a speaker's ability to: A. talk about things that are obvious. B. string ideas together to show specific
asked by Anonymous 
Accounting
A piece of equipment is purchased on May 1, 2007 for $80,000 and has a residual value of $5,000. The equipment's useful life is 8 years or 12,500 hours. It is used 2,700 hours in 2007, and 2,600 in 2008. The question is what is the book value on December
asked by Mercedes 
math
what are the four elements that are included in the total amount of a mortgage payment?
asked by Anonymous 
Physics
A cannon is fired from a cliff 190 m high downward at an angle of 38o with respect to the horizontal. If the muzzle velocity is 41 m/s, what is its speed (in m/s) when it hits the ground? Which equations do I need for this?
asked by Lindsay 
health
What are some common items that use lactose as a filler or as a flavoring agent
asked by cynthia 
physics
Is it possible for a collision to occur in which all of the kinetic energy is lost?
asked by Anonymous 
ENGLISH
IN THIS SENTENCE WHICH WORD IS THE SIMPLE PREDICATE. THE MEN FINISHED THE GAME IN A SHORT TIME.
asked by Anonymous 
ENGLISH
THE PART OF SPEECH THAT ANSWERS A QUESTION IS CALLED WHAT?
asked by Anonymous 
spanish Sra JMcGuin
look at dates on calendar and write name of holiday associated with each circled day  then list two things people do on each holiday. sorry it is so late  we went out togehter for my dads birthday  my brothers go ot a diff school and so we do not get to
asked by sam 
ENLISH
CHOOSE THE SENTENCE IN WHICH THE VERB HAS A DIRECT OBJECT. 1. SHE IS INSECURE 2. I WALKED AWAY. 3. GEORGE WAS FURIOUS. 4. THEY WON THE GAME.
asked by Anonymous 
ENLISH
WHICH SENTENCE IS WRIITEN IN AN ACTIVE VOICE. THE TEST WILL BE OFFERED SEVERAL TIMES THIS WEEK. 2. WE WERE TOLD TO WAIT UNTIL FIVE O'CLOCK FOR DELIVERY. 3. FORMAL CLOTHING MUST BE WORN TO KIM'S WEDDING. 4. RICK AND KATE BIT THE HOUSE WITH THEIR OWN HANDS.
asked by Anonymous 
business
do Tariffs encourage Americans to buy U.S.made products because doing so is patriotic.
asked by college student 
Eth 125
Consider the choices of Native Americans who decide to stay on their tribe's native land (reservation) and those who choose to relocate to a city. If you were presented with this decision, which would you choose and why?
asked by Sandra 
Ekman Spiral/Coriolis/problems
Lets talk N Hemisphere. I understand wind direction backs as it slows ie at lower altitudes due to friction with the earths surface. I would expect the same to happen with wind generated ocean currents. I would expect the current to "back" under the sea
asked by Mike 
Accounting
Indicate how each of the following six different transactions a company would make would affect (i)cash and (ii) net working capital: a)Paying out a $2 million cash dividend. b)A customer paying a $2,500 bill resulting from a previous sale. c)Paying $5000
asked by pioneer2006 
ib math studies
i need a internat assesment project idea with something to do with serial killers. It needs to have some statistical analysis.
asked by Yousra 
forensics science
what is the D antigen also known as?
asked by nick 
Science
What is the definition of a Pneumatic System??
asked by Lilly 
chem
How can the energy levels of electrons be determined by measuring the light emitted from the atom?
asked by Amanda 
Biology
1. Why must DNA be able to make copies of itself? 2. Define DNA replication? 3. What is the first step that must occur in DNA replication?
asked by Dannie 
yh8hy
why energy from the sun is important to the water cycle?
asked by juan 
English
identifying vowel and consenent patterns. v/cv vc/v
asked by Crystal 
math
what is the future value of an ordinary annuity of $12,000 per year,for three years at9% interest compounded annually?
asked by Anonymous 
math
on a blance sheet, the accounts of notes payable ,salaries, and taxes payable would fall under the category of what?
asked by Anonymous 
grady
what is vasoconstriction and vasodilation.What is the mechanisim of regulation?
asked by teh 
RELIGIONS OF THE WORLD
What effect do you think religious pluralism and the interfaith movement will have on the future of organized religion?
asked by Anonymous 
SOCIAL STUDIES
What kind of Paradigm shifts are underway in the world today?
asked by ballA 
Types of sources
Can someone check this for me?? Imagine you are writing a report to the governor on how to reform the state welfare system. Listed below are a number of sources which may be useful for your report. Carefully evaluate each of them, and then place a P next
asked by Jess 
physics
If a perfectly elastic colision between two objects, do both objects have the same kinetic energy after the collision?
asked by Anonymous 
PreAlgebra
So since 2/3 of Spinner 1 is sedans (The 3rd is a truck), and 1/2 of Spinner 2 is purple (the other half is a green), write a multipilcation problem to describe the probability of spinning a purple sedan. Write a problem to describe the probability of
asked by Ellen 
inverse function question
Hey, I'm having trouble fully understanding absolute value graphs and I've been asked find the largest value of a so that f^1 exists for the function: f: (efinity,a) > R where f(x)= logel2x1l *note: i have used 'l' to represent the straight line
asked by elle 
bussiness
Do tariffs protect American jobs and wages.
asked by college student Please in dire need... 
English  Definitions
What is social criticism and social commentary when it comes to literature? What should I think about when I'm criticizing or commenting on the social aspect of a novel? I need a clear meaning of both terms, "social criticism" and "social commentary".
asked by Anonymous 
DRWLS
THANKS WHAT IS WRONG WITH ESTAR IN NUMBER
asked by sam 
unscramble
afsedrniru
asked by joe 
Accounting
Three years back, Mr. Az bought a property from Mr. Za for $100,000 under a term. Today, after the depreciation property's book value is $70,000. Now, Mr. Za asking $200,000 more to give the title of the property to Mr. Az, and Mr. Az is bond to pay this
asked by Khan 
Monomials
I have two problems that I have done but I am not sure they are correct. 1) t^5(t^2t^4+5t) I got... 5t/t^7 2) 20(m^2v)(v)^3 / 5(v)^2(m^4) I got.... 20(4v^2)/ 5m^2
asked by Amanda 
history
Describe why the senate was so important to Rome. =] thanks
asked by kelly 
history
list all the ways Julias Caesar worked to gain political power in Rome. =] thanks!
asked by kelly