Questions Asked on
August 29, 2007

Vectors/Tension
A horizontal clothesline is tied between 2 poles, 20 meters apart. When a mass of 5 kilograms is tied to the middle of the clothesline, it sags a distance of 2 meters. What is the magnitude of the tension on the ends of the clothesline? Alright, so i have
asked by Michael 
science. . . =[[
crossword puzzle 1) Secure loose___________ before beginning lab. (its 7 letters) 2) If a chemical comes into contact with your eyes,wash them out for atleast __________ minutes (its 7 letters) 3) Know where this is before you begin any lab;you may need to
asked by toriiii 
Math
It's actually terrible, I forgot my book, and I'm stuck doing homework, and it's hard. I'm in fifth grade. 6. List all of the numbers up to 20 that can be arranged into arrays with two rows. 16, and 20, there's more but. 7. What do you call numbers listed
asked by Shelby 
statistics
Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the price for the one winning ticket is to be $500. What is your expected value?
asked by george 
math
you got 8 hours of sleep on monday night and 7 hours of sleep on tuesday night on wednesday you only got 4 hours of sleep because you were up late working on an english paper on thursday and friday you got 9 hours of sleep each night to make up for
asked by Cheyenne 
creative writing please help
Please help me I signed up for a creative writing class thinking that I would do pretty well because I am not that bad of a writer but the questions that are asked are really hard to answer. The questions that were asked were like "how old is the color T"
asked by Anonymous 
Biology
Organisms demonstrate exponential (r) or logistic (K) reproductive strategies. Explain these two strategies and discuss how they affect population size over time.
asked by Summer 
statistics
I'm trying to work through the proof for SST = SSM + SSE MEAN = ∑(X)/N SST = ∑((x  MEAN)^2) = ∑(x^2  2 * x1 * MEAN + MEAN^2) = ∑(x^2)  2 * MEAN * ∑(x) + N * MEAN^2 = ∑(x^2)  2 * ∑(x)^2/N + ∑(x)^2/N = ∑(x^2)  ∑(x)^2/N SSM =
asked by statstudent 
history
why did the nazis use trains for transporting jews even when the trains were meeded fot their war effort?
asked by nancy 
math
my fith grader has a work sheet on stem and leaf plots. There is no workbook or examples that were given and i have no clue. Can you help me?
asked by marie 
Physics Probelms ASAP
Could you please check my work and help me with a couple. An airplane that flies at 100 km/h with a 10 km/h tailwind travels at 110 km/h relative to the ground. If it instead flies into a 10 km/h headwind, its groundspeed is : 110 km/h /2= 55 km/h The
asked by Soly 
Algebra ll
Cleopatra was needed barge workers, and when the word went out 175 workers showed up, that is 21/2 times the amount needed. How many workers were originally needed? (I am trying to help my niece with her homework, and we live 600 miles apart. Can you
asked by Trisha 
MATH
I NEED HELP WITH FINDIING A SCALE FOR FREQUENCY TABLES
asked by AMY 
statistics
On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct
asked by george 
science
what is sience
asked by Ris 
Physics Word Problem
4. An automobile is traveling at 30 km/hr. It accelerates at 3 m/s2 until it has covered 100 meters.. What is its new velocity? I asked my teacher on what formula I should use and said I should use this one: V^2= Vo^2+2ax (V^2 is the velocit, Vo is the
asked by Emma 
statistics
I have a simple set of 10 data points My ten Data Points 2 3 3 4 5 8 9 11 11 13 (mean = 6.9) My prediction nodel predicts the following values for the ten data points (listed in same order) 2 3 4 5 6 7 9 10 11 12 I calculate SST = SIGMA (VALUE  MEAN)^2 =
asked by statstudent 
Hopkins middle
social studies where can i find info on the stone age for pictures of tools huntergathers and houses from that time period.
asked by nikia 
Math
I have to simplify 3y^212y/9y^3, I just can't seem to figure out how to simplify the 9y^3.
asked by Keema 
Algebra 1
Graph the function f(x)=2x+5
asked by Cliff 
Algebra
y=2x4 2y=x
asked by anabel 
algebra 1
2x3y=9 x=3 5x+4y=16 y=16 xy=1 5x4y=0 3x+6y=15 2x+3y=3
asked by anabel 
algebra II
A boy says "i have as many brothers as i do sisters." His sister says i have twice as many brothers as i do sisters." How many brothers and sisters are in the family?
asked by big man on campus 
statistics
A police department reports that the probabilities that 0, 1, 2, and 3 burglaries will be reported in a given day are 0.50, 0.41, 0.05, and 0.04, respectively. Find the standard deviation for the probability distribution. Round answer to the nearest
asked by tang 
theatre
In the play the Pot Boiler by Alice Gerstenberg where is the EXACT geographical location and date (day/month/year) plus season? I get the impression it could be anywhere at anytime but the teacher wants specifics as well as a breakdown of the relationships
asked by jen 
reading
I have to do a story map for the book Honus and me by dan gutman..they are asking for the place and the setting ..wouldnt that be the same thing
asked by matt 
Conversion
How many cubic millimeters are there in one square centimeter? I know that in one square centimeter there is 100 millimeters squared. So this is what I did: x^3 = 100^2 so x=100 is this correct?
asked by Tammy 
physics what did i do wrong
If the bus is 100 meters ahead of the car and the bus is travling at 65 km/hr and the car at 78km/hr, how long will it take the car to catch the bus? I used the following formula, but was informed my answer was wrong. 100m + (t) 65km/hr = 0 + (t)78km/hr
asked by jeff 
math
0.126/0.9
asked by byron 
algebra 2
Which property is illustrated: commutative, associative, etc. 5+3=3+5
asked by Christian 
math
there are 30 boxes to be moved out of a house bob can carry 3 boxes at a time pedro can carry 2 boxes at a time and jameelah can carry 1 box at a time if each person takes and equal number of trips how many trips will be needed to move all of the boxes
asked by Cheyenne 
math
there are 300 animals in the zoo there are 20 enclosures that hold 4 animals each 25 enclosures that hold 3 animals each and 42 enclosures that hold 2 animals each the rest of the animals all have their own enclosures how many have their own enclosure
asked by Cheyenne 
math
there are 300 animals in the zoo there are 20 enclosures that hold 4 animals each 25 enclosures that hold 3 animals each and 42 enclosures that hold 2 animals each the rest of the animals all have their own enclosures how many animals have their own
asked by Cheyenne 
Math
Math game called 24
asked by Kim 
science
what are the 5 branches of physics?
asked by hayden 
English/ Psychology
I need to find out what they did, what it has to do with our lives and how it deals with career exploration and write a paper on ; Carl Jung and Myers/Briggs.
asked by Tess 
Algebra ll
Answer to question is 70.
asked by Trisha 
French
Could anyone direct me to some websites that tell the differences between French and American Schools? Not necessarily the education process but schools in general. For example French students go to school six days a week as opposed to the American
asked by Leah 
science
will geographical isolation be a major factor in the speciation of a self pollinating plant species and an organism that reproduces asexually?
asked by beena 
Algebra
How do you Multiply this? (x/3+3/4)(3x/43/5)
asked by Kara 
biology
under what condtions is a hypothesis supported
asked by erik 
Math
Each day Ernesto drives 52 miles. If he can drive 26 miles on one gallon of gasoline, how many days can he drive on 14 gallons of gasoline? Can someone help me with this please?
asked by Arelis 
calculus
find the first derivative of f(t)= (1t)^(1/2)
asked by wendy 
English
I need to compare and write a paper on ; Carl Jung and Myers/Briggs.
asked by Tess 
math/algebra
i cant find out how to do linear equations
asked by lucky wright 
Precalculus
Write the statement using absolute value notaion: The distance between x and 1 is 7. I got the answer as the absolute value of x, plus 7 equals 1 Is that correct?
asked by Tammy 
math
(x+c)^3 or (x+3)(x+3)(x+3) how do i find the answer?
asked by billay 
science
we tested each ramp heigt three times what would it be ? an inference,prediction,or aqualitive observation
asked by Brittany 
calc
how would you solve this for x? (2x/4π) + ((1x)/2) = 0
asked by Anonymous 
Physics
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 = 0.135 m). The charges on the circle are 3.20 µC at the position due north and +5.00 µC at the position due east. What is
asked by Mary 
Biology
_____________provided significant sources of energy on early Earth, and were most likely involved in the origin of life. Options A) Volcanic activity, violent thunderstorms, and ultraviolent radiation B) Bombardment from meteorites, gamma radiation, and
asked by Sabrina 
Bio
Which of the following early embryos would be easiest to distinguish from othe others? a) Bird B)Honey Bee C)Human D)Snake E)Rat
asked by John 
marketing
am looking 4 McDonald ad online can you please give me website
asked by lollicupy 
science
how is my school jummper made. how does it from being a cotto seed to becoming a jumper
asked by jack 
social studies
how can i learn social more easily ?
asked by yaman 
statistics
Provide an appropriate response. On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct.
asked by kevin 
statistics
1. Express the indicated degree of likelihood as a probability value. "There is a 40% chance of rain." 2. Find the indicated probability A bag contain 6 red marbles, 3 blue marbles, and 7 green marbles. If a marble is randomly selected from the bag, what
asked by george 
science
a male parent has A blood group and female parent has O blood group.their offspring a girl has O blood group. can we predict which is the dominant gene or recessive gene?
asked by beena 
MGMT
DESCRIBE A FUNCTIONAL AND DYSFUNCTIONAL CONFLICT
asked by VET 
algebra1
solve the equation 3(x2)+4=4(x2)+1 please help me....
asked by john101 
Algebra 1
I really need help! Plese!! The price of an item is given by p=2x^2100. Find the polynomial that represents the revenue generated from the sale of x items.
asked by CHloe 
Math
A roof rises 8.5 ft over a horizontal distance of 18.02ft. what is the slope of the roof to the nearest hundredth?
asked by TC 
science
can you help me to outline a project which aims to find the dominant coat colour in dogs?
asked by beena 
WRITTEN COMMUNICATION
What is "(sic)" 19. Inclusive languagequoting from biased material  The mayors and their wives were invited on a tour of the state buildings. answer: The mayors[sic] and their wives were invited on a tour of the state buildings
asked by Iulia 
Finance
1. What is the interrelationship among the four financial statements? What methods are used to analyze an organization's financial condition?
asked by Brian 
physics
i need help with this one! A 100KHz oscillator that's followed by a doubler and two triplers will produce an output of frequency.... a.) 180 kHz b.) 500 " c.) 800 " d.) 1.8 "
asked by jeff 
Pysics Word Problem
4. An automobile is traveling at 30 km/hr. It accelerates at 3 m/s2 until it has covered 100 meters.. What is its new velocity? I asked my teacher on what formula I should use and said I should use this one: V^2= Vo^2+2ax (V^2 is the velocit, Vo is the
asked by Emma 
social studies
The oldest wonder was built around 2550 B.C. what is it?
asked by mark 
english
i need to know how to make a compound word chain
asked by tucker 
medecine
la langue modèletelle l'étage antérieur ou postérieur du palais
asked by kevin 
medecine
les gènes les plus en aval specifient l'dentité des segments les plus antérieurs ou medians de l'embryon?
asked by kevin 
math
so would it be like 8+7+4+9+9=x
asked by Cheyenne 
Math
5 less than a number
asked by Brianna 
geography
i don't understand what an ethinic group is????
asked by ashleigh