Questions Asked on
August 30, 2009

Physics Problem
A runner hopes to complete the 10,000m run in less than 30 minutes. After exactly 27 minutes, there are still 1100m to go. The runner must then accelerate at 0.20 m/s^2 for how many seconds in order to achieve the desired time? I get 80.9 but I know that
asked by Zack 
Economics
Describe a specific event that would make each of the following happen to a production possibilities graph. (a) a point moves down to the (b) the frontier shifts to the right:
asked by Anonymous 
physics
You and a friend each drive 50.0 km. You travel at 90 km/h; your friend travels at 95.0 km/h. How long will your friend wait for you at the end of the trip?
asked by Michelle 
pre calc
an earth satellite in circular orbit 1250 kilometers high makes one complete revolution evry 90 min. What is it linear speed? use 6400 kilometers for the radius of the earth.
asked by gab 
Math
If
asked by Jillian 
math
use the remainder theorem an the factor theorem to determine whether (y3) is a factor of (y4+2y24).
asked by Malcolm 
physics
A runner hopes to complete the 10,000m run in less than 30 minutes. After exactly 27 minutes, there are still 1100m to go. The runner must then accelerate at 0.20 m/s^2 for how many seconds in order to achieve the desired time?
asked by perry 
science
h t t p: / / tinypic . co m/r/f2vw1w/3 In the link above (take out the spaces) there is supposed to be a picture representing a foodweb. 1. Which letter is the producer? Is it A? 2. I'm not sure what B and C would represent? A. producer B. primary consumer
asked by casey 
biology
most of the total mass of a plant comesfrom which source? Nitrogen Oxygen Carbon Dioxide Water Hydrogen Is is carbon dioxide?
asked by casey 
check geo
which part of europe has advanced communications and transportation system? A)eastern europe B)western europe C)all of europe D)southern europe my chioce is c
asked by henry 
Geometry
Planes A and B intersect in line s. PLane C intersects A and B, but does not contain s. Draw and label the figure
asked by Taylor 
Chemistry
What is the theoretical yield of pbromotoluene (C7H7Br) from reacting 1.5 grams of toluene (C7H8) with an excess of bromine and an iron catalyst? Please help
asked by Carrie 
statistics
A consumer research organization is attempting to determine whether there is any difference in mpg for fully loaded 22foot trucks leased from three companies, AHaul, Bertz, and Glyder. Five of these trucks are rented from each company. Each truck is
asked by Josephine 
trig
Find cos(a=b). sin a = 3/5, a lies in Quadrant II, and cos b = 5/13, b lies in Quadrant I.
asked by Michael 
7th grade math
A splice uses 24 cm of rope when two ropes are tied together What basic fraction is this of a 300 cm rope
asked by Anonymous 
Algebra 2 PAP
Solve for r: V=(1/3)pie r squared h
asked by John 
math
A baker needs between 40 pounds and 50 pounds of a floursugar mixture that contains ten times as much flour as sugar. What are the possible weights of flour the baker can use?
asked by jessica 
Chemistry
How do I calculate how much sodium bicarbonate I need to neutralise 1L of 18M sulphuric acid?
asked by Gille 
How to study lecture notes
I know this seems like a silly question, but this is my first time taking a big lecture class (200500 students). I take really detailed notes and our professor provides us with lecture outlines but I don't really know how to go about studying these
asked by Kinley 
Chemistry
The freezing point depression of a 0.100 molality solution of NaCl(aq) solution is 0.34 deg C. Calculate the % dissociation of NaCl(aq) (Kf for water = 1.86 deg Cm^1)
asked by AJ 
English
1. He built a house with straw. 2. He built a house with straws. 3. He built a house with wood. 4. He built a house with woods. 5. He built a house with brick. 6. He built a house with bricks. (Which one is right? Do I have to use a singular form or plural
asked by John 
Macroeconomics
How does the existence of money affect efficiency and equity, stability and growth?
asked by Liz 
Geometry
Could you please help me with this and could you tell me how you figured it out. Thanks. Directions: In the figure, XP and XT are opposite rays and XQ bisects angle PXS. For each situation, find the value of x and the measure of the indicated angle.
asked by Alex 
accounting
93 The differences in accounting for an activity in an internal service fund rather than in the general fund may be striking. A school district establishes a vehiclerepair shop that provides service to other departments, all of which are accounted for in
asked by brandee 
check geo
abstract painting and geometric design are examples of: A)realism B)impressionism C)romanticism D)modern art my choice d the maastricht treaty was an agreement among: A)all european nations B)western european nations C)eastern european nations D)europe and
asked by henry 
Literature
Can someone check if these are correct? 1. Buddy's friend is comforting like an old sweater = simile 2. The trees' cried echo through the forest = personification 3. Their affection for each other is an oasis of kindness = metaphor 4. Queenie, the dog,
asked by mysterychicken 
Geometry
Draw and label this figure: Point C and line r lie in M. Line r intersects line s at D. Point C, line r, and line s are not coplanor
asked by Taylor 
science
A female moth deposits her eggs and pollinates a flower at the same time, The moth larvae hatch and feed on come of the seeds developing within the flower. This symbiotic relationship is an examples of a. parasitism b. mutualism c. commensalism d.
asked by anna 
science (symbiotic relationships)
A female moth deposits her eggs and pollinates a flower at the same time, The moth larvae hatch and feed on come of the seeds developing within the flower. This symbiotic relationship is an examples of a. parasitism b. mutualism c. commensalism d.
asked by anna 
Physics
You can use any coordinate system you like in order to solve a projectile motion problem. To demonstrate the truth of this statement, consider a ball thrown off the top of a building with a velocity v at an angle è with respect to the horizontal. Let the
asked by Annmay 
Literature
In "The Birds", ((Short story by Daphne du Maurier))what is the weather like during the autumn before the attack, and what does this signify? a. the cold autumn signifies that nature is frequently harsh and dangerous b. the cold autumn signifies that
asked by mysterychicken 
bio/science
Which of the following would be the best advice for the farmerof this land: h t t p ://tinypic. c o m /r/smydsg/3 (take out spaces) a. replace your current crop with a potato crop b. replace your current crop with a corn crop c. replace your current crop
asked by casey 
English essay
Sorry, I haven't written an essay in a long time. I'm studying for IGCSEs. How can I improve this essay? After visiting Asia for the first time in 2006, I noticed how hard life was for people with disabilities. Unlike in the developed world, people with
asked by Gabby 
Criminal Law
Max and Rich go hunting. They both know the area where they are hunting, and they separate to hunt from different positions. They are both wearing bright orange hats and vests as per hunting regulations. Max sees something moving in the brush. He does not
asked by Vonsell 
alegrebra
. Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: ￼ a) What does the number 3.03 represent?
asked by wanda 
Chemistry
Student in OChem Lab conducts a melting point experiment with an unknown compound and observes a melting range of 210 – 218C. Is this a typical range for a melting point? If not, what range would be typical? For this question, does it mean an unknown
asked by Christine 
geometry
A, B, C and D are collinear, points c x y z are collinear, AB = BC = CX YZ, AD = 54, XY = 22, and XZ = 33 i need help ho to figure this out
asked by pat 
Math
Bridget has a limited income and consumes only wine and cheese; her current consumption choice is four bottles of wine and 10 pounds of cheese. The price of wine is $10 per bottle and the price of cheese is $4 per pound. The last bottle of wine added 50
asked by Andrew 
physics [vectors]
The concept i get, but somehow i just can't execute this problem, please help me! You are given vectors A = 5.5 6.2 and B =  3.7 7.4 . A third vector C lies in the xyplane. Vector C is perpendicular to vector A and the scalar product of C with B is 19.0.
asked by lina 
science
Which would be a pair of ecological equivalents? zooplankton andsea anemone salmon and seagull rattlesnake and desert rat elephant and hyena zebra and wild horse
asked by kaley 
Statistics
is the standard deviation a measure of the center or distribution... my teacher told me center i read the article and i\'ve been lead to believe its a measure of the distribution not the center... if it is a measure of the center how is it? I think it\'s a
asked by Statistics 
SOCIOLOGY
Social change and behavior can happen rather quickly or slowly. For example, what was deviant or unusual years ago may be considered normal or acceptable today (i.e., piercing or tattoos) or once was normal is now not (i.e., smoking in restaurants).
asked by Brenda 
math
1. The equation, in general form, of the line that passes through the point (3,4) and is perpendicular to the line 5 x + 5 y + 9 = 0 is Ax + By + C = 0, where a=? b=? c=? 2.The equation of the line that goes through the points ( 9 ,6 ) and ( 6 ,3 ) can
asked by Allie 
Physics
Two points in the xy plane have cartesian coordinates (4.6,10) and (10,3.2) I found the distance to be 19.68 but i need to find the angle between the line connecting the two points and the xaxis (measured counterclockwise from the xaxis) within the
asked by bubba 
French part 2
Could you check these please thanks Directions: Choose the correct verb to complete each phrase. Here are the verbs you can choose: passer, enregistrer, sortir, remplir, servir, choisir, and attacher. 1.  une place coté couloir. Answer: Choisir 2.
asked by Lauren 
math
Find the first and third quartiles, Q1 and Q3, of the following set of numbers. 13, 5, 12, 16, 7, 14, 7, 3, 10, 7 i don't know how to figure it out can you help please. thanks
asked by scooby91320002 
math
mary's birthday is between june 13 and june 23. the date of her birthday is not an even number. the sum of the digits is 3.when is mary's birthday?
asked by bryce 
algebra
n+5=5+n? commutative, associative, and identity properties
asked by jade 
grammar
I'm not sure if the following sentenced are correct with the grammar: 1.Here (is/are) Janice and Jessie. 2. The anguish of the victims (has/have) gone unnoticed. 3. Neither of the lawyers are/is willing to take the case. 4. Each of those dresses is/are
asked by aveena 
check geo
in which fields do europeans work today? A)heavy duty and mining B)farming and heavy industry c)shipping and transportation d)manufactoring, service and technology industries and agriculture my chioce d
asked by henry 
check geo
on ______ foods are raised without chemical fertilizers and pesticides A)farm cooperatives b)collective farms C)state farms D)organic farms my choice is d
asked by henry 
Economics
Discuss each statement from the standpoints and possibilities of BOTH equity and efficiency. B."When workers are laid off, they should be able to collect unemployment benefits until they find a new job." help me please! THank you.
asked by Atan 
algebra
Two angles are complementary.The sum of the first angle and half the second angle is 82 degrees. Find the measures of the angles. What is the measure of the smaller angle? What is the measure of the other angle?
asked by saw 
science: check my answers please
h t t p: //tinypic . co m/r/309lnac/3 1. The population growth exhibited by population A to the right is what? Is is exponential? 2. Population B reaches its carry capacity at about what size? a. 0 b. 500 c. 1000 d. 1500 e. 2000 Is it 1500? 3. The plateau
asked by maggie 
ochem
30g malononitril in 300ml water, soluabiltity 20g/100ml in ether...13.3g/100ml water. what weight recovered by 3 100ml extractions using ether..i need help..how to work??
asked by reba 
algebra
Bayside insurance offers two health plans. Under plan A, Giselle would have to pay the first$70 of her medical bill, plus 30% of the rest. Under plan B, Giselle would pay the first$250, but only 25% of the rest.For what amount of medical bills will plan B
asked by saw 
science
h t t p : //tinypic. com /r/29za2co/3 In the diagram on the link,what numberof paramecium best represents the carrying capacity of the environmentfor the population shown? a. 200 b. 500 c. 600 d. 900 e. 1000 Is it 900?
asked by maggie 
Statistics
A study has shown that the thickness of sheet steel follows an approximately uniform distribution from 20 to 50mm. What is the probability that a sheet of steel chosen at random will be between 20 and 30mm?
asked by David 
Calculus
I need help with this integral. w= the integral from 0 to 5 24e^6t cos(2t) dt. i found the the integration in the integral table. (e^ax/a^2 + b^2) (a cos bx + b sin bx) im having trouble finishing the problem from here.
asked by Bobby Smith 
check geo
since the fall of communism some eastern european have: A)taken steps to return to a cummunist system of government. b)had difficulty adapting to free market system. c)cleaned up thier enviornment promblems D)all of the above my choice is d state farms in
asked by henry 
Biology
I have to come up with a theoretical experiment that would test whether the consumption of a certain food, i.e. strawberries is related to having a healthy heart. My plan was to measure the health of a person's heart prior to the study through EKG, cardiac
asked by Biologygeek 
check geo
what has caused the destruction of about 80 percent of polands forests? A)farming collectives B)acid rain C)global warning D)timber harvesting my choice is d
asked by henry 
science
What are the living and nonliving factors that contribute to or are affected by energy conservation?
asked by Crystal 
check geo
the european union requires its members to : A)limit and clean up enviornmental pollution B)pay high tariffs C)cease industrial production D)limit enviormental pollution my choice is d
asked by henry 
Biology
Read Scientific Inquiry, Controlled Experiments Then and Now, pages 67 of your textbook. Start by observing the living species around you. Ever wonder why a pollinator is attracted to a particular flower, or what would happen to predator species if a
asked by Samantha 
work relations
How do you create trust and respect in communication with clients and staff?
asked by ReeRee 
English
I have a hard time with making sentence fragments into complete sentences. Using this exampleTo get to the hospital quickly.
asked by tamara jones 
ext english
i had to make a poster about othello which was fine but after that we have to write a 12 page critique about it. i know to talk about why i used certain things and if it works or not. but i don't know how to start it of and how to put the ideas together
asked by Jessica 
English (Reading)
My question has to do with the book, The Secret Life of Bees . . . . My teacher wants us to list three ways the main character (Lily) changed throughout the book. I've already come up with two ways (the way she views her mother and the way she handles
asked by Myriah 
algebra
For this problem a/a1 a1/a=4 . Is the answer a=1 1/2. I solved it by multiplying a(a1) both side as suggested by bobpursley. thanks
asked by Brian 
HCA 220
How are blood clotting,immune response,allergic reaction and hormone release interrelated?
asked by Jessica 
dog groomer
what are some potential legal or ethical issues that would pertain to the dog grooming business?? I have ask google and ask on the net and maybe it's a diffucult question because I could find nothing on the net pertaining to this question can you help?
asked by lisa 
Science
What order polynomial should I use when registering a image?
asked by Lisa 
9th grade
what are the 2 driving forces of natural selection?
asked by jessica 
science (please check my answers)
h t t p: //tinypic . co m/r/309lnac/3 1. The population growth exhibited by population A to the right is what? Is is exponential? 2. Population B reaches its carry capacity at about what size? a. 0 b. 500 c. 1000 d. 1500 e. 2000 Is it 1500? 3. The plateau
asked by maggie 
geometry
a. If BC = 2x + 1, CD = 3x  4 and BD = 22, find the value of x. b. Using the value of x, find BC and CD.
asked by rachel 
French part 3
Could you please check these thanks Directions: Indicate whether each of the following statments is true or false. 1. Il faut passer par le controle de sécurité avant le vol. Answer: vrai 2. On peut laisser ses bagages à main dans le couloir pendant le
asked by Lauren 
algebra
how to solve this: a/a1  a1/a = 4
asked by Brian 
english
The face of the statue looked just like Connie's face. Would the Simple Subject be statue and the Simple predicate be looked? or would the Simple subject be face of the statue?
asked by Hunter 
english
Is this correct for Simple subject and predicate? A young boy was riding a donkey down the road. Boy was riding?
asked by Hunter 
English
The Novel : The Great Gatsby "The beauty and splendor of Gatsby's parties masked the innate corruption within the heart of the Roaring Twenties. JazzAge society was a bankrupt world, devoid of morality, and plagued by a crisis of character." The
asked by Hannah 
Math

English
The guide's loud voice interrupted Connie's thoughts. would it be guide's voice?
asked by Hunter 
Chemistry
When salt is spread on snow covered roads at 2 deg C, the snow melts. When the same amount of salt is spread on snow covered roads at 30 deg C, nothing happens. Explain.
asked by AJ 
English
1. You may have six mullets at the middle left. 2. You may have six mullets on the middle left. 3. You may have six mullets in the middle left. 4. You may have six mullets at the left middle. 5. You may have six mullets on the left middle. 6. You may have
asked by John 
geometry
if ab=bc=cx=yz,ad=54,xy=22,and xz=33 how do i find the indicated lenght
asked by pat 
Algebra
What would the domain of p be in p(x)=x squared2x+10? I believe that it would be x squared+10 solved but I am not sure how to get the domain.
asked by Anonymous 
english
Tell us why you want to work for Chuck E. Cheese's?
asked by latasha 
science
how early south africans incorporated the stars into their world, explaining how they used the stars to mark seasons and events and retelling some legends and stories linked with specific stars and constellations
asked by navi 
History
What are the imports and exports of Bosnia
asked by Diondrea 
biology
a k selected population is characterized by a. extensive parentalcare b, many offspring in one reproductiveperiod c. large eggs d. high death rate e. short life span Im stuck between a and c Please help!
asked by anna 
current event
what is a current event in 5th grade.what do i do ,and how do i start it.
asked by sam 
Math
I need help with the first and third quartiles of 15,17,19,22,23,27,31,36,43,44,48,54,57 is the answer 20.5;46 or 20.5;48
asked by Leigh 
eng vocab: attitude
i need an example of attitude in literature
asked by gab 
algebra
trains a&B are traveling in the same direction on parallel tracks. train a is traveling at 60 miles per hour and train b is traveling at 70 miles per hour. train a passes a station at 3:15a.m. if train b passes a station at 3:45a.m., what time will train b
asked by anonymous 
math am i correct
evaluate [14] is the answer 14?
asked by scooby91320002 
Calculus
I need some help understanding this limit formula, could someone please explain how to solve for f(x)=x^2+1 using this formula: (f(x+Δx)f(x))/(Δx)
asked by Christian 
check geo
global warning increases when _____ are trapperd in the atmosphere: A)oxygen atoms B)minerals C)greenhouse gases D)meltwaters my choice is c or a
asked by henry 
Art
How does Neoclassicism, Impressionism, and Abstract Expressionism reflect their era and culture?
asked by Anonymous 
French
could you please check these thanks. Directions: Indicate whether each of the following statements are true or false. 1. Avant de monter en avion, on passer par le controle de sécurité. Answer: Vrai 2. On sert un repas pendant un vol transatlantique.
asked by Lauren 
English
If I have to draw a line between the complete subject and the complete predicate. would this be correct? Star travelers/live on their spaceships?
asked by Hunter 
Management
What is changing in the competitive environment and how so? Provide examples from your experience or observations.
asked by Anonymous 
religion
Gnostic claim Jesus could not have been human because all humans are evil what would the christian response be
asked by sandy 
business law
Explain that distinction of "interactivepassive" test of jurisdiction.
asked by Eddie 
ENGLISH
IS THIS A INCONSISTENCY FALLACY SURE, IVE HEARD THAT ITS BETTER TO NOT EATCHEESEBURGERS EVERY DAY ITS EXTRA PROTEIN AND PROTEIN IS GOOD FOR YOU
asked by Anonymous 
social advocate
discuss the role of the lobbyist as a social advocate
asked by Anonymous 
dog grooming
how would you stop someone from sueing you over a potential legal or ethical issue?
asked by lisa 
math
Multiply (4)(3/2)
asked by scooby91320002 
English
would this be correct then? The ship/ is "home" for many travelers.
asked by Hunter