Questions Asked on
September 25, 2007

Physics Problem
A 60 kg skydiver moving at terminal speed falls 50m in 1 s. What power is the skydiver expending on the air? This what I got so far: powerloss=weight * velocity powerloss=60kg *50m powerloss=3000 (but I don't know the units)
asked by Jenni 
Chemistry
I have a reaction here: 2Na3PO4.12H2O + 3BaCl.2H2O > Ba3(PO4)2 + 6NaCl + 30H2O and a question: 0.349g of BaCl2.2H2O and 0.624g of Na3PO4.12H2O are dissolved in 500mL of water to form a solution  how many grams of the excess reactant remain after the
asked by Lacey 
matttth!
what would be the additive inverse of 3x + 7
asked by help me! 
Early child ed. /literacy question
I posted this question yesterday and some felt that minimal parental education may have the greatest negative influence on child literacy. Whowever, one person seemed to think that low socioeconomic status has the greatest negative influence on child
asked by Anonymous 
Physics (When will Kathy overtake Stan if )
Kathy has a sports car that can accelerate at the rate of 4.90m/s^2. She races with Stan. Both cars start from rest but experienced Stan leaves starting line 1.00s before her. Stan moves with a constant aceleration of 3.90m/s^2 and Kathy maintains an
asked by ~christina~ 
ENGLISH  The Sun Also Rises
Hello, I was wondering if there was any DIRECT quotes from the novel that provides proof that the character, Brett, changed throughout the novel. Please provide the chapters so that I can locate it! And an analysis of the quote(s) or explanations would be
asked by Anonymous 
Physics
A plane flying horizontally at a speed of 50m/s and at an elevation of 160m drops a package. two seconds later it drops a second package. How far apart will the two packages land on the ground? a)100m b)162m c)177m d)283m i think the answer is a) I got
asked by Tammy 
Trig
Solve the equation on the interval 0 less than or equal 0 < 2pi. 1. sec 30/2 = 2 2. cos(20  pi/2) = 1 3. tan(0/2 + pi/3) = 1
asked by KC 
accounting
Accounts often need to be adjusted because
asked by dee 
Trigonometry
use a calculator to solve on the interval 0 less than or equal to 0 < 2pi. 1. sin0 = 0.4 2. cos0 = 0.6
asked by Kay 
Geometry
If two angles are congruent, must their supplements be congruent? Thank you, anyone, in advance. c[=
asked by Rachel 
Vocabulary
Is street a place or a thing?
asked by Debbie 
Physics
A robot probe drops a camera off the rim of a 239 m high cliff on Mars, where the freefall acceleration is 3.7 m/s^2. a) Find the velocity with which the camera hits the ground. b) Find the time required for it to hit the ground. Ok so I'm not even sure
asked by Lindsay 
Physics
A 2.0kg siverware drawer become stuck, so the owner graually pulls with more and more force. When the applied force reaches 8.0N the drawer suddenly opens, throwing the utensils to the floor. Find the Coefficient fo static friction between the drawer and
asked by Eddie 
Math
Find all values of x in the interval [0, 2 pi] that satisfy 2 cos x1 = 0. cos x = 1/2 x = 60 How do I find the other value of x?
asked by Raj 
English
You know for the story "The Prosepector's Trail" by Cathy Jewison. Im supposed to be Norman and write a letter to Jennifer 1 year after Jennifer left Norman. Would Norman want Jennifer back or would he want to have a divorce with her and leave her? Please
asked by Nick 
finance
Should We Purchase That New Copier? Campus Print Shop is thinking of purchasing a new, modern copier that automatically collates pages. The machine would cost $22,000 cash. A service contract on the machine, considered a must because of its complexity,
asked by joe 
ENGLISH
What do I capitalize? Which is correct in this sentence: California Gold Rush or California gold rush? Please support with the grammatical rule. The decline of whaling in America began with the California gold rush in 1849.
asked by Cathy 
math
Hello, and thank you in advance for your help! I'm writing on behalf of my daughter in 6th grade, who was crying last night about a project that's due tomorrow (Wednesday). For Math, she's supposed to choose her favorite number (16) and create a "project"
asked by Deb 
Business Studies
Hello I have a paragraph and do not understand what some phrases mean (( Sales are falling due to new competition in the market with exiting new products. So " the company " must cut production costs to survive.)) Whar does mean that it has to cut its
asked by QA 
maths
Im confused can any1 help me on this question ?? or try and put me on the right track? (a) A circle has radius 2cm (in that circle there is an triangle AOB) and the chord AB has length 3cm. AO is 2cm and BO is 2cm. O is the centre of the circle. (b)
asked by hi 
history
do all civilizations have laws?
asked by rachel 
english
how can use in are or I want know if is correct use both together
asked by miguel 
computers
meaning of input
asked by angy 
Calculus
The point P(4,2) lies on the curve y=x^1/2 If Q is the point (x,x^1/2) use your calculator to find the slope of the secant line PQ for the following values of X: 1)3.5 2)3.9 3)3.99 4)3.999 5)4.5 6)4.1 7)4.01 8)4.001 i plugged these points into the intial
asked by Judy 
chemistry
if the levels of liquids are mercury, sugar, corn syrup and water and a sugar cube is dropped in where would it land? what would happen to the sugar cube over time?
asked by Amy 
vocabulary 4th grade
How can I make 2 sentences using both meanings of the word trap. I already know how to use it like in trapping an animal. But I can't think of a way to use it meaning something else.
asked by hunter 
Sciece (chemistry)
Sodium Chloride NaCl can be made by the reaction of sodium with chlorine. Balanced equation: 2Na(s)+Cl2(g)=2NaCl(s) Calculate the maximum mass of sodium chloride which could be obtained from 92g of soium?
asked by Ben 
math
There are 7 children who are 5ft long,their total length is 3ft longer than a full grown python. How long can the python be?
asked by Birungi 
human services.
what impacs do the american values have on health and human services workers and the delivrey of services?
asked by jean 
geography
i need toi know whats the difference between the eu and being british for my homework
asked by beckie 
Math
my daughter is working on a math problem called factor capture have any idea as to the rules for understanding it
asked by Kelly 
Ap Chemistry
Posted by Jake on Sunday, September 23, 2007 at 1:08pm. My objective is to find the molar volume of a gas. Is this the correct balanced equation for magnesium ribbon reacting with hydrochloric acid to form hydrogen gas? 2Mg (s) + 2HCL (l) > H2 (g) +
asked by Jake 
physics
In deep sapce( no gravity), the bolt( arrow) of a crossbow accelerates at 189 m/s2 and attains a speed of 127 m/s when it leaves the bow. For how long is it accelerated? Answer in units of sec. PLEASE HELP! SO LOST!
asked by Ty 
Science repost for help
Sciece (chemistry)  help, Tuesday, September 25, 2007 at 4:32pm what is the particle theory
asked by Ms. Sue 
Math
One model train travels around a loop every 5 minutes. The other travels on anothe loop every 4 minutes. If they begin at the same point at the same time, how much time will pass before they meet at that point again?
asked by Danessa 
Algebra 1
SOLVE FOR y. x+5y=15 can you please show me how do this
asked by CANDY 
math
solve the equation. 8w/10=3/5
asked by shakyra 
career aw
Can someone plz get a website all about photography for me I really need it for a project that is due tomorrow that my teacher assigned but i need a little bit more about what their daily tasks are?!?!?!?!?!?!? I REALLY NEED HELP!!!!! PLZ SOMEONE!!! THANXS
asked by Stacy 
chemistry
my younger sister has a homework assignment to find out and draw the hazard symbols found on the following.... vinegar milk of magnesia toothpaste pickled onions orange juice washing powder soap lemonade .....we've looked around the house but nothing seems
asked by aimee 
math
20800000cm= km
asked by rebecca 
Physics
A projectile is shot horizontally at 30m/s from the roof of a building 100m tall. Use g=10m/s^2. Choose + vertical direction to be pwards. a) determine the time necessary fot the projectile to reach the ground below b) determine the horizontal distance
asked by Tammy 
math
21200cm= m
asked by rebecca 
career aw
Sry to bother ppl again but i need to know about processing photos also...so if someone could help me find a site i'd really appreciate it thanxs
asked by Stacy 
homeland security
23pgs You just received intelligence that and international terrorist group has selected a major target in a major U.S. city. The terrorist are known for their hatred of capitalism and Western culture, and their intent is to wage a voilent canpaign
asked by nelson 
world history
where on earth is a place that is uninhabited by humans... in other words... where can a civilization not exist???
asked by precious 
Physics please clarify
Posted by Mary on Monday, September 24, 2007 at 10:11pm. A cube is located with one corner at the origin of an x, y, z, coordinate system. One of the cube's faces lies in the x, y plane, another in the y, z plane, and another in the x, z plane. In other
asked by Mary 
Social Study
What sea is between New Zealand and Australia? Thanks
asked by Alex 
Visual Art.
What is Craft?
asked by Roseana. 
Algebra 1
Solve the system by substitution. 3x+3y=0 y=3x8
asked by C.C 
Algebra 1
Write the equation of the line that passes through point(6,14)with a slope of 3. show the work
asked by Anonymous 
Math
I cant figure out this problem. A pool is rectangular in shape, with a halfcircle at one end. The length is 80 feet; the width is 30 feet; depth is 4ft the halfcircle is appended to one of the thirtyfoot sides, so that end is curved. Find the surface
asked by Amy 
Algebra 1
Find the slope and the yintercept. y=3x+3
asked by lucy 
english
nouns as objects
asked by thomas 
english
i have do do a persuasive essay on a book that i think should be in the high school curriculum but i cant think of one to do plz help im desperate
asked by anonymous 
texas studies
where can i find pictures of the texas regions?
asked by carmen 
Chemistry
What do i do when i have a question that ask to compare the size and density of an atom with its nucleus.
asked by Charles 
Algebra
Find the domain of y=2x4
asked by Tiffany 
U.S. GOVERNMENT
im writing a paper on whether the critisism that the constitution is right that it is not valid in today's society. please help!
asked by INEEDHELP!!! 
math
how do you figure out what prime and composite numbers are
asked by sydnee 
Writing
I have to write a narrative paper about an experience i have had with my pc or online that is a result of poor communication. any help would be appreciated. thanks
asked by Ben 
Records Management
Whats the Key unit to Chicago Technical Institute?
asked by Earon 
physics
What equation do you use to find the coefficient of kenetic friction
asked by Anonymous 
English
I need a peer reviewed journal source and a magazine article source on bureacracy model of Criminal Justice..thank you also what is the difference in an internet source and a web page?
asked by Amanda 
Pharmacology
This is super confusing, I'm sorry! The homework: You have to administer simultaneously two drugs which are each 90% protein bound when administered separately. Please use the law of mass action to calculate how do you have to change the administered doses
asked by Jade 
Early child ed.
Will you please look at this question and look at what I've posted that my text states, to be sure my answer is correct. I want to be sure I understoood my text correctly. It has been recommended that limitedEnglish speaking children attend preschools: A.
asked by Anonymous 
Physics
A projectile is shot horizontally at 30m/s from the roof of a building 100m tall. Use g=10m/s^2. Choose + vertical direction to be pwards. a) determine the time necessary fot the projectile to reach the ground below b) determine the horizontal distance
asked by Tammy 
physical eduaction
in which country were the ancient olympics held?
asked by shonteey 
Public finance
Please help me understand the problem provided below and suggest a solution. I thank you for your time and cooperation. Consider a public goods problem in which each person has the same income M and preferences as given by Uj=ln(g1+...+gN)+3ln(Cj) Assume
asked by Anna 
Physics
A jumper in the longjump goes into the jump with a speed of 10m/s at an angle of 30 degrees above the horizontal. Use g=10m/s. a) how long in the air is the jumper before returning to the Earth? b) How far does the jumper jump? for a) I got .001s as the
asked by Tammy 
Physics
When a football in a field goal attemp reaches its max height how does its speed compare to its inital speed? a)it's zero b) it is less than its inital speed c)it is equal to its inital speed d)it is greater than its inital speed since at the max height
asked by Tammy 
math
What is additive inverse?
asked by help me! 
English
What is the question and answer flow for an exclmatory sentence?
asked by Mathilde 
Early Child Ed.
Will you check to see if I have chosen the most appropriate choice to this question? Which would be the best way to welcome a child into the classroom in the morning when his mother drops him off? A. "Good morning,Joshua. We have new crayons to use later
asked by Anonymous 
PLEASE HELP! this is for tomorrow!!! English hw
My hw says this: what is the question and answer flow for an exclamatory sentence? also... article adjective can be called?
asked by Mathilde 
Please help?!
what is the difference between commen or propper?
asked by Mathilde 
U.S HISTORY
What should the united states foreign policy with Osama Bin Laden look like? I don't understand what this means and what the answer is...plz help
asked by Johan 
Physics
I am doing this exercise for physics class where I have to place a penny on a ruler and balance it. And I don't understand what is the use of knowing the center mass of an object when making a calculation?
asked by Soly 
Physical Science
"Can energy be created/destroyed
asked by Nneka 
Hum 130
How modern civilization has impacted the spiritual lives of the indigenous peoples?
asked by Kim 
thesis
I have to write a thesis for iy personal essay. i am choosing the time when i came to america when i was in second grade leaving my home country. My teacher just told us to come with the thesis first, but i can't put mine into words. can you please help
asked by Anonymous 
Philosophy
Describe the two problems that plagued the philosophers in the middle ages: 1. the problem of universals and 2. faith vs. reason
asked by Jennifer 
Physical Science
This is the question in my homework: In orbiting the Earth, what kind of motion is it, uniformly velocity, uniformly accelerated or nonuniformly accelerated motion? I have searched for almost an hour on the internet in any variety of those terms I could
asked by Beth 
question**english
what does an adj. modify? also, how do you know when a sentence is inverted?
asked by Mathilde 
Physics Homework
I have a few questions that I don't understand and would like to get checked, please? 5.If energy is conserved and momentum is conserved, would they both have to be conserved simultaneously in some interaction? My answer: No because each engergy and
asked by Jenni 
math
Suppose the lionel trains vistor's center gives a discount coupon to every tenth vistor.Everytwelfth vistors gets a free bumper sticker. which will be the first vistor to receive both?
asked by kejuan 
u.s. government
i need to find criticism that the constitution does not fit the country anymore in today's society and should be revised.
asked by INEEDHELP!!! 
English
what can an article adjective be called?
asked by Mathilde 
MATH
Lenny,mark,andliza are going to jog along 3 different trails in the park. To complete one circuit , lenny takes 6 min., Mark takes 12 min., and liza takes 9 min. if they start at the same place and the same time, how long will it be before they are
asked by kejuan 
U.S>
In the "Marbury Vs. Madison" case, did Marbury actually get the position? Did they just deny it because his request was unconstitutional or did they make an exception?
asked by Samantha 
psychology
How do insensitive remarks illustrate some of the social, emotional, and cognitive roots of prejudice?
asked by Anonymous 
english
review essay Selective Marketing on Ivy League School’s Undergraduate Websites Every year between the months of October and March, thousands of students narrow down their top picks of schools from over 4000 Colleges and Universities located in the United
asked by sarah 
Physics
The potential at location A is 370 V. A positively charged particle is released there from rest and arrives at location B with a speed vB. The potential at location C is 790 V, and when released from rest from this spot, the particle arrives at B with
asked by Mary 
earth science
hi im supposed to create a children’s story about Roger the Rock. Roger is a rock that has been a part of the rock cycle for millions of years. Your job is to tell Roger’s story. What volcanoe he came from and where he lived. You must describe how
asked by alex 
Math/Metric system
I need to know how to make conversions and compare within the metric system of measurement. Such as 0.75L. is equal to how many mL. I have to do problems like that with length, weight, andvolumn.
asked by David 
physics
when is a velocity is zero and acceleration nonzero?
asked by Anonymous 
english essay
please, someone proofread my essay, and help me correct the grammar error i cant spot them. thank you. The war that shouldn't have go on What does a war hero receive when he return home from war? Is it a welcome home hug, a medal of honor, or perhaps a
asked by star 
general math
I have 20 puzzle tables (1,2,3,…,20) that contain of 10 rows (1,2,3,…,10) each. There are numbers 1,2,3,4,… in each of every tables, which has a unique position to every rows. I am just wondering if you can help me how to find the relations between
asked by Steven 
davidson high
a consultant traveled 7 hours to attend a meeting. The return trip took only 6 hours because the speed was 10 miles per hour faster. What was the consultant's speed each way?
asked by lisa 
Algebra 1
Solve 6(x+9)+4x=5x6 can you work it out.
asked by Candy 
math
how would you change 0.3 into a fraction
asked by Pat 
Please help in english
I need an answer to what article adjective can be called? and also what's an adverb that comes right before the verb?
asked by Mathilde 
math
What is a finite, infinite and an empty number?
asked by Pat 
Spanish translation
El maistra es una aficionado el beisbol.
asked by Anonymous 
English, Need Help. Thanks in advance.
What does this mean? And look at my points to see if I'm on the right track or not (this is from Hamlet). "Identify and explain how Act 3 Scene i develops Ophelia's character." Points: Innocent, Pushover, Emotional
asked by Anonymous 
Algebra question
If the ratio of a to b is equal to the ratio of b to a, what can you say about the two numbers a and b? Are they the same or different? What are some some examples of this?
asked by Shawn H. 
ration equation mind jumbler
What is an example of a rational equation where the solution makes the denominator equal to zero and are extraneous solutions?
asked by Suzy Q 
Math
is 35 pie an irrational number?
asked by Pat 
English
I need to find the direct object in the sentences. 1. The Swedish chemist Alfred Nobel invented dynamite. DOdynamite 2.This invention made nobel a very wealthy man. DOman 3. The chemist established the Nobel Prizes with his money. DOmoney 4. These
asked by Sarah 
VB
To paint a graphic image into a picturebox control, you would use the function _______ i cant find the answer anywhere, but im thinking paint
asked by Tiffani 
art history
I need to find an article on Gothic art and spirituality...any suggestions?
asked by Janna 
Health/Language
How was cancer treated before chemotherapy?
asked by Clöe 
Math
How would you write 0 as a fraction?
asked by Brittney 
VB
Before you can use a file in your program you must _____ it. i was thinking encrypt, but i just cant figure it out
asked by Tiffani 
finance
Sunshine Corporation is considering several longterm investments. Management wants to accept the two best projects, given the following data: Project A B C D E Present value of net cash inflows . . . . . . . . $24,000 $44,000 $15,000 $30,000 $50,000
asked by neil 
finance
Nucore Company is thinking of purchasing a new candywrapping machine at a cost of $370,000. The machine should save the company approximately $70,000 in operating costs per year over its estimated useful life of 10 years. The salvage value at the end of
asked by neil 
French for "Miche"
Ça va aujourd'hui? This morning I was wondering if you sing at all in class. We did a lot of that and my students knew that they didn't have to be good, just loud, to drown me out! If we couldn't hear them, they got to do a "solo" so you can be sure
asked by SraJMcGin 
Managerial Economics/Math
This is an MBAlevel Managerial Economics course. I am working on a homework assignment and have a couple problems that I don't really know how to get started. Here is the first: Altmann, Inc. is a U.S. manufacturer of edible econimics texts. The firm has
asked by klynn 
Math
Please help me with the below questions. Write a rational approximation, to the nearest thousandth, for each number: 1) Square root 14 2) Square root 1.4 3) Pie 4) Pie 3
asked by Brittney 
Managerial Economics/Math
This is an MBAlevel Managerial Economics course. I am working on a homework assignment and have a couple problems that I don't really know how to get started. Here is another: Assume that a drug manufacturer sells a major drug in Europe and the U.S.
asked by klynn 
Science
At what latitude (on Earth) is the elevation of the South Celestial Pole greatest?
asked by Raj 
Math
Write Each rational number in the form a/b where a and b are integers and b is not equal to 0. 1) 5 1/3 2) 73 3) 0.21
asked by Pat 
physics
I need a plan to solve this problem and I'm stuck. Please help. A basketball laeaves a player's hands at a height of 2.10m above the floor. The basket is 2.60m above the floor. The player shoots the ball at a 38.5 degree angle. If the shot is made from a
asked by Mack 
home econmics
what is found in cellulose?????????? please answer as soon as possible cause i need it kk xxx
asked by sarah 
home ecinomics
what is a carbohydrate
asked by chloe 
english
i need a motto for my English class but i cant think of one plz help!
asked by anonymous 
chemistry
2NaIO3+5NaHSO3reacts and give 3NaHSO4+2Na2SO4+H2O+I2. If you wish to prepare 1.00kg of I2, what mass of NaIO3 is required? what mass of NaHSO3?
asked by mohsin 
economics
name ten countries using different techniques in industries
asked by harry 
womens studies
I need help with this question and trying to find the answer. Question is How does gender ranking reinforce sexism? Thanks
asked by cameron 
pre calculus
how do you tell if a function is even or odd?
asked by Mike 
history
i need as much information on laws that you can give me PLEASE
asked by rachel 
Chemistry
OMG i'm soo screw for chem.. >_ Mn^2+ + CO2 K2S3O6 + KClO + KOH > K2SO4 + KCL + H2O
asked by saLIna 
Algebra II
HELP! How do I set this problem up? Im confuzzled... Tom mows lawns and whitewashes fences during his summer vacation. He is paid $12 for each lawn mowed and $17 for each fence painted. Last month Tom did 105 jobs and made a total of $1410. How many of
asked by Sammy 
Grammar  subjectverb agreement
"Susannah Wheatley, wife of slaveholder John wheatley, took great interest in Phillis's education, and it was (she/her) who taught Phillis how to read and write English." We're to choose the appropriate verb for the subject (Susannah Wheatley), but I'm
asked by Jack 
Physical Science
Is it possible to keep adding C and H atoms to make longer and longer chains to an infinite number?
asked by CMS 
Science
Like I need to make a skit and part of that skit is someone dieing of blood loss. How does someone react right before they die?
asked by Anonymous 
chemistry
homer notices that his shower is covered in a strange green slime. His friend Barney tells him that cocnut juice will get rid of the green slime. Homer decides to check this out by spraying half the shower w/ coconut juice. he sprays the other half of the
asked by Anonymous