Questions Asked on
October 10, 2007

Physics
you lift a 10 N physics book up in the air a distance of 1m at a constant velocity of .5m/s. What is the work done by the weight of the book? a) +10 J b)10 J c) +5 J d)5 J 10 N is the force of gravity and to find work you do this: W=F_g(change in
asked by Tammy 
MathGeometry
B is in the interior of angle AOC. C is in the interior of angle BOD. D is in the interior of angle COE. The measure of angle AOE is 162 degrees, COE is 68 degrees, and the measures of angles AOB, COD, and DOE are all equal. The question is to find the
asked by Nikki 
Physics
A basketball player, standing near the basket to grab a rebound, jumps 73.6 cm vertically. How much time does the player spend in the bottom 15.4 cm of the jump? Ok...after this I swear I'm done! I just need someone to check my final answer, which is
asked by Lindsay 
math
two numbers have a sum of 39. their difference is 11. what are the two numbers?
asked by emily 
Physical Science
If you roll a 5.0 kg bowling ball down the alley at 10.0 m/s, how much work did you do on the ball? a). 250 J b). 490 J c). 2500 J
asked by Tyra J 
Physical Science
A flower pot falls off a window ledge 10.0 m above the ground. Its velocity as it hits the ground is?
asked by Tyra J 
algebra 2
Find the constant term or the term independent of x in the expansion of (3x – 5/x to the 2nd power )and to the 9th power
asked by Spenser 
physics please help
A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 11.0 m/s when the hand is 1.50 m above the ground. How long is the ball in the air before it hits the ground? (The student moves her hand out of
asked by Anonymous 
Math
If 6 students holding hands can reach 32 feet, how many students holding hands will it take to reach from one goal post on the football field to the other (a total distance of 366 feet) How would I figure this one out?
asked by Tyler 
science
describe the reaction of photosynthesis.
asked by chanell 
Check my answers. Algebra
Can you please check my answers? Thanxs! Write an equation that expresses the relationship. Use k as the constant of variation. 20. f varies jointly as b and the square of c. I got: f=kbc^2 22. r varies jointly as the square of s and the square of t. I
asked by Soly 
math
bill is 2 years older than ted. in 5 years, 5 times ted's age will be 4 times bill's age. how old is ted?
asked by chrissy 
History
Compare and contrast the ways China and Japan responded to the West. Describe how each nation's decision to respond to the West affected its domestic and foreign affairs in the years that followed. My answer: Comparisons 1. Both nations didn't accept the
asked by Camron 
history  greece
essay question is: the golden age of classical greece (500323 BC) is the first great age of humanism in the evolution of western civilization. if this is true, how might we account for its development in the greek renaissance (800500 BCE)? Show how the
asked by JJ 
Math
it says find the x intercept of the quadratic equation; 2x^2+3x+4=0
asked by Laurdin 
Physics
A basketball player, standing near the basket to grab a rebound, jumps 73.6 cm vertically. How much time does the player spend in the bottom 15.4 cm of the jump? I need someone to check my work. I got about 3.797 as the inital velocity. I plugged this into
asked by Lindsay 
science
how many electrons does a carbon atom have?
asked by emily 
physics sound waves
An explosion occurs that releases 2500J of energy in 110ms, 1.5% of which goes into a spherical sound wave traveling out equally in all directions from the explosion. A sound level meter records the average value of the acoustic wave as it passes the meter
asked by manny 
college class
What are ways you can make your presentation audience centered?
asked by dawn 
Microeconomics
The president of the United Auto Workers noticed that whenever he negotiates a pay increase for the UAW membership, the number of jobs available for the union membershiop is unaffected for the first few months but over the following months the number of
asked by Ryan 
english
i need a sentence that uses the word meticulously correctly.
asked by ang 
Meteorology
Posted a couple of days ago on this subject. The wind blows anticlockwise round a depression (N Hemisphere). In a stereotypical depression isobars form fairly regular circles round the centre of the depression with kinks at the warm and cold fronts with
asked by Mike 
algebra 2
If log 2 = .3010 log 3 = .4771, find the numerical value of x in 3x+2 = 405
asked by Spenser 
Math
The train leaves toledo at a speed of 40 mph for 3 1/2 hours until it arrives at it's destination in Indiana. At the same time the train left Toledo, you and Grandma Melba Jean headed out at a speed of 35 mph. How far from the train are you when it arrives
asked by Tyler 
spanish..i need help
How and why did people go to Argentina and Chile? please help. Thank you!
asked by astrid 
Biology
If a husband and wife have a 50% chance of having a child with autism (50% of their children should be born with it). In reality, would this 50% ratio be more closely approached if they had FEW children or MANY children?
asked by Jackie 
Word Problem
A developer wants to enclose a retangular grassy lot that borders a city street for parking. If the developer has 336 feet of fencing and does not fence the side along the street, what is the largest area that can be enclosed. I went back and worked the
asked by Angel 
Decartes Rules
Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. Please check my answers? 1. f(x)=7x^9+x^5x^2+6 This is what I did: There are 2 sign changes f(x)=7(x)^9+(x)^5(x)^2+6 There are 2
asked by Ash 
science
What role do plant pigments play in the process of photosynthesis? pls.reply
asked by chanell 
Math
Bertha has a cake recipe that requires four cups of flour, four eggs, one cup of sugar, three cups of milk and one teaspoon of vanilla. Bertha discovers that she has only three eggs. If she decides to adjust the recipe accordingly, how much mill will she
asked by Tyler 
Polynomial Functions
What do polynomial functions look like? And what can be consider a polynomial function? Would a graph that is like an upside down V be considered as a graph of a polynomial function?
asked by Jessi 
science
Explain why all life on earth is ultimately dependent on a continued supply of sunlight?
asked by chanell 
Math
Jason has a model airplane. The actual propeller for the plane is 12" wide. In Jason's model, the same propeller is 2" wide. What scale is he usingin lowest terms? How do I figure this?
asked by Tyler 
math
8x=4y=12
asked by bob 
Variation
Could you please help me with the following question? Find the variation equation for the variation statement. 31. z varies jointly as y and the cube of x; z=96 when x=2 and y=6 (I don't understand this one. My answer choices are: a.y=2x^3y,b.y=2xy^3,
asked by Soly 
Math repost for Justin
Math  justin, Wednesday, October 10, 2007 at 9:04pm what is the answer to the dot thing were you have three rows of there dots and you have to connect them all with four straight lines and no diagnals plez write back befor october 13 2007
asked by Ms. Sue 
college class
What are ways to enhance credibility and why is this important?
asked by dawn 
us history
Describe the significant changes in New England society, culture, economy, and politics as well as the influence of Puritanism in the late 1600s.
asked by joy 
chemistry
what volume of 0.100 M NaOH will react completely with 28.00 mL of 0.550 M HCl?
asked by Rebecca 
statistics
worried about customer complaints and potential lawsuits, the manufacterers decided that no more than o.5% of bags of Crunchy corn chips should be underweight. there are 2 possible adjustments that can be made; change the mean setting on the filling
asked by sophs 
science
i suppose to make a simple reciepe with the steps showing to be either chemical or phsical
asked by claire 
math( geometry)
indirect proof given: plane M and N intersect; line CD is parallel to plane M; line CD is parallel to plane N; line CD and line AB are not skew prove: line CD is parallel to line AB
asked by anonymous 
English
I NEED HELP.I live in Russia and study at American school, since I can't get the books I need, I need a already done and written essay: 1. Compare a book to a movie. If you have this essay, please post it here. THANKS. Yana
asked by Yana 
Math
What does compostie number mean??
asked by K.C 
Science
My homework today is. Is Pluto really a planet? I always thought it was, can you help me please?
asked by Samirah 
math
Find the perimeter of the figure given below 10.5 ft 6.3 ft 3.2 ft 7.4 ft 5.8 ft"
asked by lyric 
medical
this is not homeowrk for school it is homeowrk for me. I am having my gallbladder out friday and i also have IBS where can i find information on a diet to follow after surgery so i do not have to deal with bad IBS for the rest of my life.i know i can not
asked by alley 
math
You are the office manager for Dr. Rogers. The increasing cost of making photocopies is a concern to Dr. Rogers. She wants to examine alternatives to the current financing plan. The office currently leases a copy machine for $110 per month and pays $0.025
asked by lyric 
algebra I
(3,4) (9 7)
asked by Jackie 
math word problem
If log 2 = .3010 log 3 = .4771, find the numerical value of x in 3^x+2 = 405
asked by spenser 
world history
The social costs of world war 2
asked by cowgirl 
world history
How did both Ganhi's nationlist movement in India and Kemal's in Turkey differ in terms of their methods of protest and their attitudes toward the West and what actions did each call for the people to take?
asked by cowgirl 
math
i don't understand this question. 2+(9*9)= ?
asked by tim 
Physical Scienceplease help
A 250.0 kg roller coaster car has 20000 J of potential energy at the top of a hill. Neglecting frictional losses, what is the velocity of the car at the bottom of the hill?
asked by Sarah 
Language
What are the nouns in this sentence? She liked thick crusts better than the thin and crispy type, but she wasn't really fussy. Are they: liked, crusts, thin, crispy, type, Or are they just: liked, and crusts. Is type a noun too in that sentence?
asked by Tyler 
science
How long would it take a 20.0 hp motor to lift a 1,000.0 kg crate from the bottom of a freight's hole deck(40.0m)?
asked by Sarah 
Algebra 2
an ellipse has __ number of foci? A)1 B)2 C)3 D)4
asked by spenser 
Physical science
If something falls from 10.0 m above ground, what is its velocity as it hits the ground?
asked by Sarah 
Chemistry
I need to isolate the mass (m) of Zn in this formula but i am unabable to do so... 0.000595mol= 3(0,0233g  mZn) / 2 (26,98 g/mol) + m Zn / 65.39 g/mol Please help ASAP!! Thx!
asked by Sonia 
COM 215
What graphs and supporting graphics would work best?
asked by dawn 
English
During Shakespeare's time, what were the military duties of ranked officers? What was the military hierarchy? It would be great if there is a website I could refer to. Thank you in advance!
asked by Anonymous 
Language
are the nouns in the following sentence kind and cheese? She would eat either kind if it had big gobs of cheese.
asked by Tyler 
Language
are the nouns in the following sentence, toppings, pepperoni, Italian, sausage, black, olives, green, peppers, onions, mushrooms or would I leave out the colors (I think they're adjectives) She always ordered extra toppings, like pepperoni, Italian
asked by Tyler 
Literature( King Arthur)
Create a power point of 10 slides of the film Excalibur and/or The Once and Future King. The goal is to provide an illustration of one of the Arthurian legends. Where can I view Excalibur or The Once and Future King? What am I supposed to put in the slides
asked by Christian 
history
Where do I find examples of Medieval Europe and the Christian church interactions with society/culture/government???
asked by chris 
Language
Are the nouns in the following sentences thing, pop or do I include she and whole and appetite? Would She be a noun also? She usually washed the whole thing down with a quart of pop. She had a big appetite.
asked by Tyler 
Maths algebra
Factorise the following: x^4  x^3  x^2 + x The answer is x(x+1)(x1)^2 but I cannot understand how to get this answer. Can someone please show me the working? Thanks!
asked by Claire 
algebra 2
Find the vertex, focus, axis, directrix and latus rectum of the parabola x^2+ y = 6x  14
asked by Spenser 
chemistry
Rita traveled 135 miles in 4 fewer hrs than it took Jean to traveled 945 miles. If jeans speed was 3 times that of rita what was the speed of rita?
asked by jessica 
Math repost for Spenser
History  Spenser, Wednesday, October 10, 2007 at 1:33pm Find the center and radius of x^2 + y^2  x + 2y  3 = 0
asked by Ms. Sue 
Art
Can anyone provide help with finding a site that shows how American pop culture has influenced art throughout the world?
asked by David 
MATH 2ND GRADE
THE SUM OF 2 NUMBERS IS 28.THEIR DIFFERENCE IS 2 WHAT ARE THE NUMBERS?
asked by Anonymous 
science
if you were an ion where were you born and where do you hang out?
asked by e 
Science
How do I tell how many electrons are in an element?
asked by mark 
Social Studies
Muslims beleive that Muhammad became a messenger of God. How did that happen?
asked by Daniel 
english
sentence skills
asked by Anonymous 
Prin of Technology
If 3 cm3 of a substance has a mass of 300 gm, what is its density?
asked by Michael 
geomentry
52 divide by 3.2318
asked by lyric 
Editing
Im posting this essay on The battle of The Somme in 1916. If someone could edit it for me, that would be greatly appreciated. Thanks in advance =] Most Canadians know July 1st to be Canada Day: a day to celebrate the birth of their country. Nevertheless,
asked by Gina 
reading
i have to list ten characteristics of rikki tikki tavi and i have ten but I was wanting some more input cause I am not sure they are right
asked by victoria 
Math
explain how to add 96+79 using a 300 chart? I do not know what a 300 chart is.
asked by Travis 
Physics
A wooden block slides directly down an incline plane at a constant velocity of 6 m/s. What is the coefficient of kinetic friction if the plane makes an angle of 30 degrees with the horizontal? the coefficient of kinetic friction = force of kinetic
asked by Tammy 
Literature
I need to find a critical analysis for Thed Lady with the Pet Dog by Anton CHekhov? Can anyone give me advice where I can find this?
asked by Lacy 
Organic chemistry: dehydrohalogenation
Hello. I know you guys don't do organic chemistry but because I got so much help from you guys in general chemistry, I was wondering if you guys can help me out again. :P Here's my question. In dehydrohalogenation, how do you know whether a reaction is E1
asked by Steven 
business
how do you calculate breakeven output with; fixed costs = £300,000 Total revenue = £150,000 variable costs = £90,000 output = 2500 units would be a big help if someone could tell me! thank you!
asked by phill 
Polarity and electronegativity (science)
Describe the concept of polarity. How is polrity related to electronegativity? ~Well I think that polarity is how I remember it.."pull" basically due to the tendency for electronegative atoms in a molecule to attract the other electrons in the other atoms
asked by ~christina~ 
math
Math :The following table gives the free throws attempted? The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player
asked by lynn 
Chem: Molar Mass
Hi. What mass of phosporus is present in 5.00 mols of the compound P406 ? I need to use dimensional analysis, and I know that P406 has a mass of 219.88 grams, but I don't know how to get phosphorus by itself. Thank you!
asked by Johnny 
Physics
a packing ccrate slides down an incline ramp at constant velocity. Thus we can deduce that a) a frictional force is acting on it b) a net downward force is acting on it c) it may be accelerating d) it is not acted on by appreciable gravitational force with
asked by Tammy 
accounting
The Ritz Manor is a popular seaside resort. A double room costs $220 for one night. In order to reserve a room, guests must pay one night’s stay in advance. On each floor of the hotel, Vendalite Company operates vending machines with energy bars, juices,
asked by shelly 
Calc
Consider the surface xyz = 20. A. Find the unit normal vector to the surface at the point (1, 4, 5) with positive first coordinate. B. Find the equation of the tangent plane to the surface at the given point. Express your answer in the form ax + by + cz +
asked by Mike 
math
6 2/3 divided by 3 1/8
asked by pace 
French
my teacher marked these phrases as wrong but i don't know what about them is wrong: 1. je revelerais sans prevenir 2. j'ai vendu mes robes plus jolies both of them need "un mot a ajouter"
asked by JJ 
polarity
hexane acetone water methanol order from most to least polar... ~water/methanol, acetone, and hexane.. I can't decide which order does the 3 first go in... Help please...
asked by ~christina~ 
Physics
during a hockey game a puck of mass .3 kg is given an inital speed of 12m/s. it slides 50 m o the ice before stopping. Assume the puck decelerates at a constant rate. what is the coefficient of friction betweent the puck and the ice? I know that it would
asked by Tammy 
Maths
Simplify the following: (ã3  ã2)^2 The answer has to be 52 ã6 Can anyone please explain? Thanks
asked by Claire 
Physics
A basketball player, standing near the basket to grab a rebound, jumps 73.6 cm vertically. How much time does the player spend in the bottom 15.4 cm of the jump? I've been told that I need to use the height of the jump to solve for V. Then I need to use
asked by Lindsay 
Math repost for Samantha
Maths  samantha, Wednesday, October 10, 2007 at 3:24pm how do you graph linear equations?
asked by Ms. Sue 
Spanish
How do you say "ruins" in spanish [by ruins I mean the ancient Roman ruins, the physical ruings of great buildings, not "collapse"] ? I haven't been able to find a good spanish translation.
asked by Kelly 
Spanish / Perfect Tenses
I know that haber is used as an auxilary verb and is used with other verbs to say things like "I have [verb]" or "I had [verb]". I know that in order to say "I had walked", you would say "Habia caminado". How would you say "I had been walking"? Is haber
asked by Jessie 
Math
I am tring to figure out which of these numbers have neither 2 nor 5 as a factor? 1.125 2.251 3.512 4.215
asked by Harley 
Government (with answer choices)
Who has the power... (answer can be CONGRESS, HOUSE, SENATE, PRESIDENT, OR SUPREME COURT) 1. make laws 2. veto a legislative measure 3. make treaties 4. declare war 5. declare a law unconstitutional 6. coin money 7. regulate commerce 8. issue an executive
asked by Tyler 
language
the name of the god who guarded the canopic jar?
asked by krislin 
math
what are the factor of 82?
asked by didi 
Math
How could 20 multiplied by 10 help you solve 26 multiplied by 25.
asked by Kweku 
Graph Question
Does anyone know a website that will let you make graphs for free. I need to insert a graph into my psychology essay.
asked by Ashlynn 
French
What is subjonctif and when do you use it?
asked by Anonymous 
math
i need help with word problems dealing with estimation
asked by Kennari 
Social Studies
I need definitions (4thgradelevel) for: natural resources, physical features, human features. THANK YOU!!
asked by Effie 
Chemistry
How do you calculate the atomic mass of an element when an isotopic composition is given 99.985% 1H; 0.015% 2H Please show steps to solve!
asked by Jill 
Algebra
what is a perfect square number i know 9, 25 and 100, but what else if you multiply a perfect square by a perfect square, is the answer always a perfect square
asked by Cyleste 
Area and Perimeter
if the area of a square is 9m squared, what is the perimeter and how do you figure it out
asked by Cyleste 
Area and Perimeter
what is the difference in length of sides for 2 squares if the area is121m squared and 289m squared
asked by Cyleste 
precalculus
State the domain and range of the function. y=the cubed root of (x2) Thanks SO much!
asked by Lydia 
SOCIAL STUDIIES
NEED TO KNOW ABOUT THE LOST COLONY IN 1585
asked by STACY 
Social Studies
what is the most southern point in the world?
asked by Jessica 
5th grade math
what is the decimal form of 6 tenths
asked by 5th grade 
Algebra 2
If log 2 = .3010 log 3 = .4771, find the numerical value of x in 3^x+2 = 405
asked by spenser 
Math
How many ten thousanths are in one thousandth.
asked by Sara 
Math
Then how many ten thousanths are in one?
asked by Sara 
Physics repost
Please help!! I have tried everything and is still coming up with and incorrect answer. A piece of copper wire is formed into a single circular loop of radius 13 cm. A magnetic field is oriented parallel to the normal to the loop, and it increases from 0
asked by Mary 
Grammar basic
Should I write By: Deb Miller or By Deb Miller on my poster?
asked by Deb 
math please help
The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player by writing the FTM over the FTA and converting this
asked by chester 
physics
i know how to do it, i keep getting the wrong answer!! a bob of mass 4.00 kg is suspended from a fixed point by a massless string of length 1.50 m. The bob moves in a horizontal circle with the string always making an angle theta=22 from the vertical. what
asked by julia 
Elem
what would happen to our suburban communities if we did not have rural mountains?
asked by Peyton 
spanish
how and why did people go to ARgentina and Chile? What traditions, events, and ideas helped form the identity of ARgentina and Chile? What facotrs (geographic, economic, and political) allowed each country to grow and prosper? What does El Cristo de
asked by astrid 
math
Brenda spent half her money at a store in the mall. At another store, she spent half her remaining money and $6 more. She had $2 left. How much did Brenda have when she arrived at the mall?
asked by Jodi 
hi! I needed help finding an article...
I am in this debate class, and I needed help finding some articles on the Con points of charter schools. A con point I already have is that becuase charters run as buisnesses, they have a chance of failing. Other than that, I cant seem to find a bad thing
asked by min suk 
Math
What is standard form, when it is written out in words or with numbers?
asked by Sara 
6th grade math
medians, least and greatest values, where can I get help the homework makes no sense
asked by jean 
Math
Using the Big G answer the following questions: 248 pints = _______ quarts 520 ounces = __________cups The question is what does the "Big G" mean in math
asked by Tyler 
science
How could you show that adding salt in water resulted ina physical change?
asked by bella 
Physics repost
Posted by Mary on Saturday, October 6, 2007 at 5:13pm. Suppose you wish to make a solenoid whose selfinductance is 1.2 mH. The inductor is to have a crosssectional area of 1.2 103 m2 and a length of 0.048 m. How many turns of wire are needed? For
asked by Mary 
Accounting
How would I record this on the "Journal Entry" and at what amount? Information for YearEnd Adjusting Journal Entries December 31,2006 1. $71,400 of office equipment was purchased on Jan. 1, 2004. The office equipment is expected to have a useful life of 7
asked by Maly 
Pharmacy Technician
The label of a 10 g vial states the you are to add 176 mL to get a concentration of 500 mg/mL. What is the powder volume?
asked by Bree E 
Math
If Fred drives 720 miles in 6 hours, how far should he drive in 8 hours? (assume he drives at the same speed)
asked by Tyler 
Physics
If the distance between two objects is tripled, by what factor will the gravitational force between them change?
asked by Raj 
college class
What are some other verbal and nonverbal elements to consider? What are ways to enhance credibility and why is this important?
asked by dawn 
Math
(21 x 3)  18/2 x (9 x 4) I know to do the parenthesis first. so it would be 63  18/2 X 36. do I do the 18 divided by 2 next than times the 36 or do i take 9 (the 18/2) X 36?
asked by Tyler 
algebra
Sam must have an average of 70 or more in his summer course to obtain a grade of C. His firs three test grades were 75,63, and 68. Write an inequality representing the score that Sam must get on the last test to get a C grade.
asked by seano 
science desperate
can anyone help me with a recipe that gives the steps chemical or phyiscal for making a cookie.
asked by bella 
Romeo and Juliet
During act 2 and scene 2 what imagery comparisons does Romeo describe about Juliet. I need 3.
asked by Thai 
Algebra 2
Find the inverse of f(x) = 3x + 1 where f: RR
asked by Spenser 
Algebra 2
If f(x) = x3 g(x) = 2x+5 find fog and gof
asked by Spenser 
Macroeconomics
Discuss the implications of a tax cut. How would this impact the US economy
asked by Michelle 
science
can anyone give me the steps for making a cake  and if they are physical or chemical
asked by bella 
Math
If a 2 lb. piece of steak is sold for $10.88, how much should a 3 lb, 6 oz. piece of steak sell for? Would I take 10.88 divided by 2 than take that times 3.6 to get my answer?
asked by Tyler 
Nautical Studies/Tides
New moons & Full moons are responsible for Spring Tides. Moon's & Sun's gravity in line. 1st quarter & last quarter are responsible for Neap Tides. Moon's gravity 90 degrees to Sun's gravity. This is generally accepted & understood. However if you look in
asked by Mike