Questions Asked on
October 25, 2006

physics
You throw a ball toward a wall with a speed of 25m/s and at an angleof 40 degree above the horizontal. The wall is 22m from the realease point of the ball. a) How far above the release point does the ball hit the wall? b) What are the horizontal and
asked by Bobby 
AP Bio potato/osmosis lab
If a potato core is allowed to dehydrate by sitting in open air, would the water potential of the potato cells decrease or increase? i think it decreases but i'm not sure. and if a plant cell has a lower water potential than its surroundings and if
asked by lisa 
Math
The time t required to drive afixed distance varies inversely as the speed r. It takes 5 hr at a speed of 80 km/h to drive a fixed distance. How long will it take t odrive the same distance at a speed of 70 km/hr? Please help! In an inverse dependence
asked by Dee Williams 
puzzling math riddle
I am five times as old as my sister. In six years I will be twice as old. Some day our ages added together will total 72. How old will I BE IN TEN YEARS?????? Meage=5*Sisage Meage+6= 2*(sisage+6) 5Sisage+6=2Sisage12 solve for sisage, then myage, then
asked by severina 
English
The sentence is: No one grew tired of eating it. Is there any prepositional phrases in there? The other sentence says: Linking verbs link the subject with a noun, a pronoun, or an adjective. Is everything after with(also including with)a prepositional
asked by Katie 
spanish: Please help me remember one easy word
How do you say "to" in Spanish, as in; Would you like to.... You have to give the rest of the sentence in order to answer that question. You have to give me the word that follows "to" because that's how it works in spanish. the spanish word for that kind
asked by pinkpolkadots7 
chem
I have a few questions on how to do a few problems that I got wrong for homework. 1. If 5.28 g of tin reacted with fluorine to form 8.65 g of a metal fluoride, what is the simplest formula of the fluoride? I know my biggest problem here was that I misread
asked by Chris 
please help me paraphrase
I am going to have questions to answer on this passage, and it's very difficult to understand so if anyone could please help me paraphrase or give me a summary, it would help a lot. Thanks. Genius or originality is, for the most part, some strong quality
asked by confused 
Math
An appliance store sells three brands of TV sets, brands A, B, and C. The profit per set is $30 for brand A, $50 for brand B, and $60 for brand C. The total warehouse space allotted to all brands is sufficient for 600 sets, and the inventory is delivered
asked by Dolores 
algebra
Explain (in 3 or more sentences) how you can tell if a system of two linear equations has 0, 1, or infinitely many solutions. Be sure to say how the lines are not related and give specific examples of each. ok, I think it might be: A system of two linear
asked by anonymous 
math
a # that is neither prime nor the sum of two distinct primes. are you doing that month of math thing?
asked by christina 
Math
A dietitian is designing a daily diet that is to contain at least 60 units of protein, 40 units of carbs, and 120 units of fat. The diet is to consist of two types of foods. One serving of food A contains 30 units of protein, 10 units of carbs, and 20
asked by Dolores 
bio!
If huperzine A were present in synapses between motor neurons and muscles, it would
asked by Anonymous 
Comment
I am a freshman in college and this is the first time I have received help over the internet. I have been using this site for a couple of days now and all I have to say is that this site is great! I would like to say thanks to all the "helpers"! We are
asked by Rossi 
Math(7th grade)
What is the denominator of 13/107 in simplest form?PLz help! I think its just 107 Thanx dude! no problem does 13( a prime number) go evenly into 107? It appears to be in simplest form already to me.. no, your answer will have a decimal 13/107 is in
asked by Mary 
PhYsIcS
need help solving these problems. I tried but my teacher did not teach it to us so it is very difficult for me. Thanks. "Projectiles launched at an angle" 1. A golfer can hit a golf ball a horizontal distance of over 300 m on a good drive. What maximum
asked by anonymous 
math
the maximum number of pieces into which a pizza can be cut by making 6 cuts. Answer is from 131. The formula calculating the maximum pieces cut from a circle is: c*(c+1)/2 + 1, where c is the number of cuts. See math,hws,edu/~mitchell/Math135F05/Day18,pdf
asked by christina 
Sose xp
Christopher Columbus. Okay I need someones help pretty please ^_^ Uh well about columbus and Rodrigo Bernajo, who was first? Did Christopher Columbus find it and Rodrigo followed? Or the other way round. But Columbus only said he did right? SO does it
asked by Kat 
math: please help
The luncheon special at Little Jimmy's costs $4.89. The lunch bunch has $23.50 in it's account. What is the greatest number of luncheon specials they can buy with the money in their luncheon account? I got 4 lunches with about $0.80 left over. Is that
asked by pinkpolkadots7 
Economics
True OR False 1)Marginal cost is the additional cost incurred in undertaking an activity? 2)The "invisible hand" is the price mechanism that guides our actions in the market. 3)When individuals trade, using their comparative advantages, the production
asked by Yellow Bird 
Nouns
Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He",
asked by Richard 
social studies
what are the features, stories and legends, ways and needs associated with rampurva bull capital http://huntington.wmc.ohiostate.edu/public/index.cfm?fuseaction=showThisDetail&ObjectID=3819 http://cla.calpoly.edu/~jwetzel/India/slides/BullCapital.html
asked by jithin 
Chemistryelectron configuration CONFUSED!!
I need help with electron configuration. I do not understand any of it!! I bombed a test ad have a chance to retake it. Any info on electron configuration is great! It is really hard to help you if we don't know what is wrong. Here is a site that may help.
asked by cbarnett 
world geography
what were the most valuable skills learned during the paleolithic and neolithic periods. i have tried to figure this one out, but have failed many times. please help me. i need this asap. thank you . The first paragraph of this site will give you an
asked by Danielle 
math (rate)
I need help! Ok here's the problem. Melissa lights 2 candles that are the exact same height at the exact same time. The blue candle takes 6 hours to burn completely. The purple candle takes 9 hours to burn completely. After how many hours will the slower
asked by Kasie 
government
what three issues caused the most conflict during the constitutional convention? Wheather to keep the Articles of Confederation or generate a completly new document, states rights and, Individual rights. Acording to the Word book Encyclopedia, Circa 1977.
asked by cc 
physics
A gun that shoots bullets at 469m/s is to be aimed at a target 45.7 m away ans level with the gun. How high above the target must the gun barrel be pointed so that the bullet hits the target? Which equation would I use? I should have gotten 4.8 cm for the
asked by Bobby 
Noiuns
Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He",
asked by Richard 
math
convert 25mm= cm?????????????????????????????????????????????????????????????????????????????????????im confused wat is the metric table? the answer is 2.5cm. There are 10mm in 1 cm. So you can use this equation for that: ?mm/10=?cm Here is a simplified
asked by chemiii 
LOGARITHMS
HI THE QUESTION STATES THAT ONE SHOULD CALCULATE THE LOGS WITHOUT THE USE OF A CALCULATOR...OKAY MY PROBLEM IS THIS... 2 3 2log 8 + 2log 8 what should i do? i had come to the piont of... 4 5 log 8 + log 8 But what's to do now i don't know..Think u can
asked by TIGGER 
PLEEEEEEASE HELP, EMERGENCY!!!!!
Here is a word problem dealing with The Simplex Method: Maximization, Minimization A dietitian is designing a daily diet that is to contain at least 60 units of protein, 40 units of carbs, and 120 units of fat. The diet is to consist of two types of foods.
asked by Dolores 
english
can you please help me with two sentences inc these words. cupidity philistine i am trying to learn them for a test in a sentence thanks joes cupidity became obvious, as he had aranged the entire party just so Jane and Fred would meet. Fred,Dont be such a
asked by liz 
BIO!
If huperzine A were present in synapses between motor neurons and muscles, it would http://www.raysahelian.com/huperzinea.html
asked by Anonymous 
anonymous
I need help solving these problems. I tried but my teacher did not teach it to us so it is very difficult for me. Thanks. "Projectiles launched at an angle" 1. A golfer can hit a golf ball a horizontal distance of over 300 m on a good drive. What maximum
asked by PHYSICS.....confused 
Chemistry Electron Configuration Questions
I do not understand anything about electron configuration. How do you figure out if the element is in P,D,S,orF? What do the subscripts represent? What is a subshell? I am so confused!! You figure it out by using the Aufgau principle, placing electrons in
asked by cbarnett 
Chem 1
Why is this phrase, “Lewis Structure” a misnomer? I've googled it... and I can't seem to find an answer. Any suggestions as to where I can read some info on that? Lewis implies ionic bond, structure implies fixed covalent bonds. Screw you, that's
asked by Rossi 
SCIENCE!
How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries? Does the water in the strawberry cells rush out to the outside to dilute the sugar on the outside? Bob Pursley has answered this question for you. I also
asked by Ally 
math
the radius of a circle when the numeric values of the circumference and area are equal. circumference = 2*pi*r area = pi*r^2 Set them equal and solve for r. thanks! i understand it now! 2*3.14*r=3.14*r^2 6.28*r=3.14*r^2 r=3.14 Is that right? It doesn't
asked by christina 
Social Studies
Easiest way to build a model of an Iroquois village using natural materials? I suggest you use balsa wood for the longhouses. Perhaps twigs could be the trees  and, of course, you can use real dirt the the ground. This site has pictures and descriptions
asked by Caitlyn 
physics
A gun that shoots bullets at 469m/s is to be aimed at a target 45.7 m away ans level with the gun. How high above the target must the gun barrel be pointed so that the bullet hits the target? Which equation would I use? I should have gotten 4.8 cm for the
asked by Bobby 
HELLPPPP!!!!!!!!!!!!!!!!!
WHat are two circumpolar constellations Thanks alot Here are the five circumpolar constellations, you can choose two from this list: Ursa Major Ursa Minor Draco Cassiopeia Cepheus
asked by Carmen 
Economics
Multiple Choice: If the price of movies on video rises while the price of movies on DVD remains the same, the law of demand predicts that consumers will: A) substitute movies on video for movies on DVD. B) substitute movies on DVD for movies on video. C)
asked by Yellow Bird 
Financial information for management
ACCA Paper 1.2 Financial information for management Question 1 Preliminaries Generating data (unit cost) for your version of the question Using a scientific calculator,generate two 3digit random numbers (hit the random number button twice {shift then
asked by evans 
Economics
Written Answer: Show calculations and respond to questions for the following example. Use either arc convention or the normal % change formula. Specify what you used. Quantity of Demand Income Period 1 100 $25,000 Period 2 125 $35,000 a)% change demand=
asked by Yellow Bird 
math
the smallest nonpalidronic number whose square is a palindrome.
asked by christina 
science
wat is the metric order....u know.....hecto base units that order? megameter kilometer hectometer dekameter base unitmeter decimeter centimeter millimeter micrometer kilometer km 1,0000 .62 mile hectometer hm 100 328.08 feet dekameter dam 10 32.81 feet
asked by chemiii 
math
i have a number sheet that counts from 1 to 100. and it asks me to circle the numbers that have two more ones than they have tens.what would they be? My first grader had the same assignment tonight on her enrichment packet. 13 is an example. As is 24.
asked by jerri rose 
accounting
Production of 28,000 units, Variable cost to manufacture on one unit =$12 fixed cost = $240,000
asked by studio 
random error messages
Sometimes when posting a new message, a software error will occur with an "unable to post" warning. Right now I am working on fixing this error message once and for all. In the meantime, if you get this message, hit refresh on your browser to try to post
asked by Leo 
Math
(2 questions) Factor each expressions 1) 2c + 2d  cd  d^2 2) abd  abe + acd ace First rearrange: 2c  cd + 2d  d^2 = c(2d)+d(2d)= (2d)(c+d). The second one is done using the same kind of procedure. Post your work and tell us what you don't
asked by beth 
math: inequalities
2b < 8 My answer is that b is less than or equal to 3.9. Is that correct? If not, can you explain why it isn't, please? b< or = to 3.9 is correct, but you could just say b
asked by pinkpolkadots 
Customs traditions or habits of the characters
Customs traditions or habits of the charactersneed quotes! I can only find habits of Carlton as a drunkard and tiny customs back in that time period like curtseying in the book the tale of two cites. I need some more. Can anyone help? For which
asked by the shadow 
physics
what is the meaning and significance of the elastic limit and why it should be avoided? The elastic limit is the maximum deformation a material can go to, after that, structural changes occur, and it yields as if it were a plastic. Many structural failures
asked by Katrina 
science
what is the charge on a copper nucleus The atomic number is the number of protons in the nucleus and protons have a charge of +1. What is the atomic number of copper? Look on the periodic table. If you don't have one at home, here is one on the web.
asked by vannesa 
math
e^(X/2)=12 do i bring the (x/2) down by ln? how do i procede after that? thanks e^(x/2) = 12 (x/2) = ln12 x = ln12 * 2 x = (ln12 * 2) can you a also help me with this one? x^2ln(x)=ln(x) thanks x^2 = ln(x)/ln(x) x^2 = 1 x = +/1
asked by Linds 
Economics
Muliple Choice: Pizza prices rose from $2 to $3 and quantity demanded dropped from 100 to 75 pizzas. Using the traditional method what is the price elasticity of demand: 2.0 2.0 0.5 none of the above Elasticity is (%change in Q)/(%change in P). You have
asked by Yellow Bird 
essay help
how have you taken advantage of the educational opportunities you have had to prepare/ It’s unbelievable how each year, since the beginning of high school, my perfectly laid plans for myself have deteriorated. When I entered my freshman year, I had
asked by Anonymous 
Algebra
Simplify the expression (3y+1)^2 + (2y4)^2 I would start by expanding the two sets of parentheses, then combining like terms. Then take a look at the results and see if it can be factored or otherwise simplified. For example, the first one is 9y^2 + 6y
asked by Katie 
Word puzzles
Figure out this word puzzel 3= R in a C example 26= L in the A (26 letters in the alphabet) 3 R's (reading, 'riting, 'rithmetic) in a Curriculum? I don't know it could be I'll try it thanks!
asked by Lanna 
AP Pysics
You are the lead scientist for a criminal investigation unit. Your team has found what might be the gun that caused the murder.Unfortunately the bullet that identifies the gun can not be found,but there is enough evidence that if you can figure out the
asked by Keshia 
math
the number of furlongs in a league. apparantly there are 8 furlongs in a mile, i learned this just today on my ride home form school. I hope this helps. go to www.google.com and type in 1 furlong to league and hit search. The answer will pop up at you.
asked by christina 
English
How have the definitions of work, success, wealth, opportunity, and family changed over time? what does this question mean? how do you write your opinion? You might consider these questions: Is work what you get paid to do? Is work what you accomplish?
asked by Kalli 
Earth Science
How are distances in space measured? What is the nearest star to Earth beyond the sun and how far away is it???? http://en.wikipedia.org/wiki/Light_year http://en.wikipedia.org/wiki/Alpha_Centuri why does Jupiter spin so fast while it's do big
asked by Carmen 
Earth Science
The (blank) of these common rocks grow large because of the (blank) rate of cooling. Wow that's vague, crystals, slow or fractures, rapid ??? hmmm Variences, differential??nah Pumice rocks greatly expand as they shoot out of the volcano. The (Crystals)of
asked by Barb 
english
Should the education system attach itself from the electric media of popular culture Since this is not my area of expertise, I searched Google under the key words "classroom education 'electronic media'" and "teaching 'electronic media'" to get these
asked by Taunya 
math
the smallest number of people in a room where the probability of two of them having the same birthday is at least 50 percent. Answer is between 1 and 31. This is a classic problem given in probability classes. There are plenty of sites which will give and
asked by christina 
Pre Algebra
How do you subtract and add mixed numbers? Give an example of a problem so that I can show you.
asked by Doris 
english
How is electric media changing the world for betteror worse Please remember that we are not here to do your work for you. Once you have written out YOUR responses to these questions, please repost and let us know what you think. Then someone here will be
asked by Taunya 
Calculus  Tangent Line
Hi, im having problems with the following problem. The main issue is actually starting the problem. Find the two points on the curve y = x^4  2x^2  x that have a common tangent line. First, find the derivative of y(x) so that you know the slope of the
asked by Andrew 
Algebra
A salesperson has found that the number x of televisions she can sell at a certain price p is related to the equation x=1/5p + 90 A) Find the number of TVs she will sell if the price is $375 B) WRite a formula for the revenue when x TVs are sold C)Find
asked by Katie 
math
3%of a = 42 Divide both sides of the equation by .03. a/.03 = 42/.03 What answer do you get? poop
asked by nrm 
Math
What 2 digit number has 2 one digit factors that have a sum of 16 and a difference of 2?What is it? the numbers are 9 and 7
asked by MaryAnn 
CHemistry
Is the charge of nitrogen in N2O +1? If you are talking about the oxidation state of N in N2O, yes, it is +1. Charge, to me, implies that N2O is an ionic compound and it is covalent, not ionic.
asked by Alyssa 
math
the 2digit # that is divisible by both the sum and the product of its digits. i got 24 and 30, but would 30 count? in other words, is it ok that 30 is divisible by 0, the product of its digits? 30 isn't divisible by zero. Any number divided by zero is
asked by christina 
Earth Science
What is circumpolar, when it is visible and what are two circumpolar constellations http://en.wikipedia.org/wiki/Circumpolar_constellation http://en.wikipedia.org/wiki/Circumpolar
asked by Carmen 
Economics
Multiple Choice: Products with a positive income elasticity greater than one are: a)dying products b)normal goods c)luxury goods d)inferior goods Take a shot. Be sure to research the concepts of normal, inferior, and luxury goods. (hint: "dying products"
asked by Yellow Bird 
AP Physics
You are the lead scientist for a criminal investigation unit. Your team has found what might be the gun that caused the murder.Unfortunately the bullet that identifies the gun can not be found,but there is enough evidence that if you can figure out the
asked by Keshia 
writing
Being succesful in college means students must find ways to stay motivatied. Some ways to stay motivated are sports and extracurricular activities. I am writing an essay can you suggest any ideas on this topic? is there a particular sport or
asked by beau 
math(7th grade)2(PLz Help BOB)
9 is the GCF of 18 and this 2 digit number between 50 and 60.What is it? what number between 50 and 60 is divisible by 9? (hint: what is 9*6)
asked by Mary 
Economics
Show price elasticity of demand for Company XYZ’s product. Using the following data: Price Quantity 2000 5.00 100 2001 5.25 115 2002 5.50 150 2003 6.00 198 Calculate endpoint elasticity from 2000 to 2003 over the entire period. Use the arc convention and
asked by Yellow Bird 
government
How did the constitutional delegates solve these problems? Secret ballots I think~ don't quote me I could be wrong. Ken is wrong. The delegates compromised, and you need to expand on the compromises. They are in in your text.
asked by cc 
shuttle run
what would be a suitable wa up plan before i do the shuttle run Huh? I have no idea what you asked Ahhh. I figured it out. Warm up plan. http://www.cmcrossroads.com/bradapp/docs/rec/stretching/stretching_5.html#SEC40
asked by lydia 
math
one of two numbers that can be both the area and perimeter of a triangle whose side lengths are a Pythagorean triple.
asked by christina 
math
the largest integer that is not the sum of 2 or more different primes.
asked by christina 
Math
calculus help needed example: sin1(1/2) how do you figure this out? The sin^1 means the arcSin, or the angle whose sine is ... so sin^1(1/2) is the angle whose sine is .5, which is 30 degrees. In your calculator, put in .5, then press INV sin. so as
asked by Linds 
Algebra HELP!!
Plz help me!! And what is your question?
asked by Margie 
Biology Taxonomy Project
Distinguish between the schemes that use Domains with those that use Kingdoms. I don't know where to find this stuff. Thank you in advance http://faculty.plattsburgh.edu/neil.buckley/Concepts%20in%20Biology/Lecture6DomainsandKingdoms.htm vashex cnfsaor
asked by Amanda 
Science
Where can I find A article on evolution? http://en.wikipedia.org/wiki/Evolution
asked by Briana 
Math
The square of the least 2 digit prime number.What is it? the least two digit prime number is 11. square that and you have your answer.
asked by Mary 
college essay first question
this is the question about taking advantage of educacation. now this paragraph sounds so simple. can you give me examples on how to improve it. and in the bracket, how can i write that in a better way. it sounds confusing As a high school student for three
asked by Anonymous 
physics
extrapolation is the process whereby we extend an established numerical relationship between two variables beyong the elastic limit, why extrapolation would not be usedful in this particular situation? What "particular situation" are you talking about?
asked by Katrina 
math
one of four #s where n! has n digits.
asked by christina