Questions Asked on
January 8, 2007

science
what is the kinetic energy, in J, of a)an Ar atom moving w/ a speed of 650m/s b)a mole of Ar atoms moving w/ a speed of 650m/s? a) K.E. = (1/2) M V^2 For M, use the mass of an Argon atom. It equals 0.040 kg (40 g) divided by Avogadro's number. M must be in
asked by michelle 
Trigonometry
A plane is observed approaching your home and you assume its speed to be 550 miles per hour. The angle of elevation of the plane is 16 degrees and one minute later is 57 degrees. Approximate the altitude of the plane. Draw yourself a figure with two
asked by Timisha 
physics
Given that the Moon's period about the Earth is 27.32 days and the distance from the Earth to the Moon is 3.84*10^8 m estimate the mass of the Earth. Assume the orbit is circular. Why do you suppose your estimate is high? The force of attraction=
asked by becky 
calculus help plz
a force of 1250 pounds compresses a spring 5 inches from its natural length. find the work done in compressing the spring 8 additional inches. f=kd 1250=k5 k=250 then what do i do. the answer choices are: a.3250 b.21,125 c.18000 d.2000 e. none of these
asked by david 
unscramble this word!!
i need help unscrambling these words : slebsurs prusto tripcoa harbrub surgpassa bekrechuryl 2nd one apricot 3rd rhubarb Is there a certain subject? asparagass4th brussels sprout 1st huckleberry last one CERINOSMOG Okay.. so I am doing a math assignment
asked by Ellyana 
physics
1. the average distance separating the Earth and the Moon is 384 000 km. Use the data table 7.3 to find the net gravitational force the eath and the moon exerts on a 3.00*10^4kg spaceship located halfway between them. TABLE 7.3
asked by becky 
physics
Use the table of 7.3 to find the point between the Earth and the Sun at which an object can be placed so that the net gravitational force exerted on it by these two objects is zero. TABLE 7.3
asked by becky 
Chemistry
propane(C^3H^8)is used as a fuel. Propane is a type of hydrocarbon. Write a balanced equation for the combustion of propane in oxygen. Assume that the combustion is complete. Hydrocarbons (C and H compounds of which propane is one) burn in oxygen to
asked by chrissy 
calculus help lttle question
find the area of the regin bounded by the graphs of y=x^2=2x=3 and y=3. i don't need help solving the problem and but i am a little confused. ok the graph is a parabola and i drew a parobla with y= 3. now when find the area, am I finding the area on the
asked by david 
English"My Antonia"
I need some help writing an essay on this topic Discuss how realism affects the way a reader might approach the different issues in "My Antonia" such as suicide, the representation of the harshness of the prarie, or Jim's views of life. I'm not sure what
asked by tia 
AnYbOdY WiLLiNg To HeLp
As soon as she arrived she went straight to the kitchen to see if the monkey was there. It was: what a relief! She wouldn’t have liked to admit that her mother had been right. Monkeys at a birthday? her mother had sneered. Get away with you, believing
asked by annaiiz 
physics
A satellite has a mass of 100 kg and is in an orbit at 2.00*10^6 m above the surface of the Earth (a) what is the potential enegry of the satellite at this location?(b) what is the magnitude of the gavitational forece on the satellite? a) Since the weight
asked by becky 
Math
Is this correct: sqrt2/sqrt10=sqrt2/5sqrt2 nope. it would be sqrt2/(sqrt5)(sqrt2) no.d sqrt2/sqrt10= sqrt (2/10)= sqrt (1/5) sqrt 0.2 thanks can you help me with this please? Factor:9x^28y^2 oh ok; can one of you help me with this: 4sqrtx^12/24sqrtx^2
asked by margie 
calculus help work
a force of 1250 pounds compresses a spring 5 inches from its natural length. find the work done in compressing the spring 8 additional inches. f=kd 1250=k5 k=250 then what do i do. i have to do this the calculus way, not the physics way. by using integrals
asked by david 
Chemistry
That worked out perfectly! I understand where you're going now! THANK YOU SO MUCH!!! Use the electrondot symbols to show how the bonding (covalent or ionic) takes place. Use as many of each atom as needed for: 1. Carbon and Hydrogen 2.Silicon and Fluorine
asked by Megan 
Chemistry
what symbols are used to represent the charges on atoms in a polar covlaent bond? the polarity of the bond? I am a little confused by the question. I would answer that the polar covalent bond is represented with small delta + and small delta ; however,
asked by Bryan 
math
If A^TA is an invertible matrix, prove that the column vectors of A are linearly independent. You know that if statement X implies statement Y then that is equivalent to Not(Y) implies Not(X). You can start by taking the column vectors of to be linearly
asked by mathstudent 
physics
IO, a small moon of the girant plant jupiter has an orbital period of 1.77 days and an orbital raduis equal to 4.22*10^5km. From these data, determine the mass of jupiter. nvm XD i solved it myself ^^
asked by becky 
ALGEBRA
i AM HAVING TROUBLE GRAPHING SOLVING THE FOLLOING BY GRAPHING. cAN SOMEONE HELP PLEASE. 2X=Y=1 2XY=5 i do know that the lines do not intersect what do I do with the problem
asked by DANIELLE 
ALGEBRA
Do I place the following two equations on the same line as they both represent the same lines. Pleas show. Thanks much. 3x2y=8 6x+4y=16 I am sorry I am not too big on graphing. no they are not the same line. because if you had reduced 6x+4y=16> you
asked by DANIELLE 
English, Poetry Riddles
Legs I have got, yet seldom do I walk; I backbite many, yet I never talk; In secret places most I seek to hide me, For he who feeds me never can abide me. [p.s pleeeeeeease help me!! :S
asked by Becky 
Polotics
What is City Hall? Why do people go to City Hall? What is another name for City Hall? What is the purpose of advertising City Hall? http://en.wikipedia.org/wiki/Town_hall
asked by Melthea 
the bible
which part of the bible has most pages the old or the new testtament The number of pages will vary depending on the publication. But I believe the Old Testament has more books in it than the New Testament does, if that makes any difference. The best you
asked by rebekah 
math correction
can someone correct this for me. Business and finance. The cost for a longdistance telephone call is $0.36 for the first minute and $0.21 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could
asked by Jasmine20 
Chemistry
Are the Carbon atoms full though. I don't know. My teacher was saying something about putting the atoms with dots on a diagonal and she said something about using arrows to indicate the "CC" bonds. ??????????????????????????????????????? I don't understand
asked by Megan 
Science
What is relative humidity? What is Absolute humidity? What is Specific humidity? But can you give me an answer a paragraph long each thanks a lot! Or just answer 1 or 2 of my questions I will take any answer!! P.S Thank you so much for your help!! What is
asked by Stephanie 
Math
Using all four numbers 8, 4, 2, 1 in that order, mkae equations that equal 0 through 10. (you may use the operations +,,x and divide in any order and any number of times). 8421=1 2? 8 divided by 4 + 2=3 4? 8/4/2+1=2 8/4+2x1=4
asked by Logan 
alphabetical order
actually brother with an "'s" is the possesive form of the word brother. so it's actually brother('s) than brothers i thought that was it 'cause that's how the computer alphabetizes things, but i needed to make sure which word comes first in proper
asked by quinn 
Algebra
Posted by bailey on Monday, January 8, 2007 at 2:12pm. The area of a rectangular blanket in square centimetersis 40x^2+2x65. The width is 4x5cm^2. Find the dimensions of the blanket in terms of x. Can someone plz help with this? Do you have any more
asked by bailey 
AP English
My question is about the novel Crime and Punishment by Dostoevsky. How does the novel Crime and Punishment have universal significance in actual crime and punishment? Any help would be wonderful. Thanks. Thank you for using the Jiskha Homework Help Forum.
asked by Ashley 
CALC HW
FIND THE X VALUES OF ALL POINTS, 2PI LESS THAN OR EQUAL TO X LESS THAN OR EQUAL TO 2PI, WHERE Y=X+B IS TANGENT TO Y=X+BSINX. I KNOW THE ANSWER IS PI/2 AND 3PI/2, BUT WHY AREN'T THEY PLUS OR MINUS. If they are tangent, they have the same coordinates, and
asked by anonymous 
CHEMISTRY
IN A CERTAIN EXPERIEMT A SAMPLE OF HELIUM IN A VACUUM SYSTEM WAS COMPRESSED AT 25C FROM A VOLUME OF 6000.0ML TO A VOLUME OF 240.0ML WHERE ITS PRESSURE WAS FOUND TO BE 32.0 MM HG. WAHT IS THE ORIGINAL PRESSURE OF HELIUM? (P1V1)/T1 (P2V2)/T2 Change T to
asked by TIFFANY 
GOVERNMENT
Do you think the majority in Dickerson VS. The United States engaged n judicial activism? Why or why not? Can someone help me understand the difference between judicial activism and judicial restraint? Also I need to find a little more info on this case to
asked by KAYLA 
Algebra
Here is what I have done so far with thes two equation that I need to slove by graphing 2x+y=5 y=52x 3xy=10 y= 10 3x I have substituted y= 52x into the second equation 3x (52x)=10 5x+5=10 x=1 Here I got lost and don't know what to do next in
asked by DANIELLE 
HELPPPP
What is relative humidity? What is Absolute humidity? What is Specific humidity? But can you give me an answer a paragraph long each thanks a lot! Or just answer 1 or 2 of my questions I will take any answer!! P.S Thank you so much for your help!!
asked by Stephanie 
Civics
Giving someone a job for being loyal to you during an election is called what>? "I scratch your back, you scratch mine" logrolling i learned that today in my class
asked by Dylan 
history
what is the legend of kailashnath templee.. in kanchipuram.?? plzz reply .. need it urgently .. I checked dozens of web sites about the Kailashnath Temple and none mentions any legends. This is the most complete article I found about the temple.
asked by shivani 
Math
1)Ms.Troy would like you to make a copy of an outfit that she owns and really likesa sleeveless dress with a shortsleeve jacket. She has selected a lilac linen fabric that comes in 36in.width. You make a pattern for the dress and record the following
asked by Mirayah 
math
how to solve this equation: 20 8 4 4 = 18 20 + (8/4)  4 = 18 :) I do not understand the 8/4 part on this answer? Please clarify Count . 8/4 = 2 if you add that to 20 you get 22 and if you then subtract 4 you get 18.
asked by brandi 
math check please
would some please check this for me. An important fact to consider is that a person needs to burn off 3,500 calories to lose 1 pound. The following table shows the number of calories burned per hour (cal/h) for a variety of activities, where the figures
asked by tony 
math correction
can someone correct this for me.or teach me if i'm wrong Statistics. Sam must have an average of 70 or more in his summer course to obtain a grade of C. His first three test grades were 75,63, and 68. Write an inequality representing the score that Sam
asked by Jasmine20 
Algebra
The area of a rectangular blanket in square centimetersis 40x^2+2x65. The width is 4x5cm^2. Find the dimensions of the blanket in terms of x.
asked by bailey 
Chem Help
You are given several grams of solid sodium chloride and water and asked to make a solution. Explain what happpens on a molecular level as sodium chloride dissolves in the water. The solid (which is a network of ions) breaks apart, and the sodium ions are
asked by Alisha 
math angles
find the measure of m
asked by Angelica 
History
Hey, I have an essay question: Compare and contrast the views of Thomas Jefferson and Alexander Hamilton on the Constitution, National Bank, and Foreign Affairs. I have already researched this topic but I don't think I have enough sources. If you know of
asked by Kinda needs help 
College Essay
Is any one can help me to revise my college application? Thank you. Question: Please describe which of these activities ( extracurricular or personal activities or work experience) has had the most meaning for you, and why. I was used to be a President of
asked by Kate 
socialogy
can someone help me understand what are the major parts of society.How are they interelated. What are the consequences of these parts.How is society interelated. my teacher made a whole lecture which to me made no sence. I took notes as much possible but i
asked by ejm42 
math ,correction
can someone correct them for me. for this inequality: x>4 it is an open circle which looks like this: 0> and the open circle on 4 with a solid line going through the x axis straight on zero.so it would be: (4,0)(5,0)etc...... for the following:
asked by Jasmine20 
Science
You may have to decide a second theme be sure to show a variety of examples (plant, animal, and other kingdoms) from a variety of smaller habitats within your ecosystem. explain how your examples fit the extreme theme. this is ecology. Thank you for using
asked by Nikki 
religion
How did the childhood experiences of Siddhartha Guatama (Buddha) lead to his questioning of the spiritual practices of his time? http://www.wsu.edu/~dee/BUDDHISM/SIDD.HTM =)
asked by kailin 
religion
How do contemporary Buddhist practices reflect the foundations of the religion? Go to http://www.google.com and enter buddhism  be sure to spell it correctly! =) How do contemporary Buddhist practices reflect the foundations of the religion? By following
asked by kailin 
French
Can some please help me transaleet the following into french. I am new to french I am slow at picking it up. 1. do you want to play tennis with me? 2. YES, bUT i HAVE TO WORK * Oui, mais jai travalier 3. When are Marie and Andre traveling to Paris? *Quad
asked by DANIELLE 
writeacher,religion
Have i answered this correctly or even have some points here I tried to my best of my abilities. How did the childhood experiences of Siddhartha Guatama (Buddha) lead to his questioning of the spiritual practices of his time? Siddhartha Guatama childhood
asked by kailin 
math
write a motion rule for the translation in part a. the palm of the hand moves from ( 3,2 ) to ( 5,4 ). so each point moves 2 units to the right and 2 units up
asked by jose 
Science
What is a supernova? supernova is the explosion of a star, possibly caused by gravitational collapse, during which the star's luminosity increases by as much as 20 magnitudes and most of the star's mass is blown away at very high velocity, sometimes
asked by Sara 
unit rate
score 98 points in 6 games Points per game: 98/6 reduced.
asked by seen 
CHEMISRY
A SAMPLE OF 5.5L OF ARAGON DAS IS STORED IN A SYLINDER AT A TEMPERATURE OF 32.2C AND A PRESSURE 8.42 ATM. THE SAMPLE IS TRANSFERED COMPLETELY TO ANOTHER 2.8L CYLINDER. SEVERAL HOURS AFTER THE TRANSFER THE SECOND CYLINDER HAS OBTAINED A TEMPERATURE OF 60C.
asked by TIFFANY 
CHEMISTRY
DETERMINE THE TEMPERATURE REQUIRED FOR 0.0354MOL OF GAS TO FILL A BALLOON TO 2.5L UNDER 0.998K PA PRESSURE PV = nRT. Change kPa to atmospheres and use R = 0.08206 L*atm/mol*K.
asked by TIFFANY 
Maths
1) Factorise x2 6x +8 (the 2 is squared) 2) Hence solve this equation: x2 6x +8 = 0 Also, what would the line look like on a graph with the equation y = 10/x Thankyou =) 1) x^2  6x + 8 factors are: (x  2)(x  4) >look for possible factors of 8 and
asked by Amy 
French
Hiya, I have had to write a short piece of writing for french, which I will have to memorise and speak outloud to my teacher. To acheive the highest level possible (level 7, grade C at GSCE) we had to include past, present and future tenses. Please could
asked by Sarah 
French Essay, Needs Correcting Please
If you could help me I'd be really greatful. We had to use past present and future tense. It isn't very long because I have to memorise it for a speaking exam. Here it is: Parlemoi de toi! J’mappelle Sarah et j’ai trieze ans; mon anniversaire c’est
asked by Sarah 
English
We have been looking at story openings in english. Could you take a look at my opening that I did for homework and give me some tips (and let me know if I have any huge grammatical mistakes). Here it is: It all started the day Jules McGregor moved to our
asked by Claire 
calculus
The volume of a solid is given by V=pi x^2(lnx)^2. what is the approximate change in the volume when x is increased from 2.718 to 3.000? dv= PI 2x(lnx)^2 dx + Pix^2 *2lnx * 1/x reduce that. For x, use 2.718 dx= 32.718 check my thinking.
asked by Mischa 
Polotics
What is a creative name for city hall. Municipal Service Center
asked by Melthea 
CHEMISTRY
A TANK OF COMPRESSED CO2 HAS A TEMPERATURE OF 43.5C AND A VOLUME OF 42.5L THE CO2 IS COMPLETELY TRANSFERRED INTO A SMALLER TANK THAT HAS A VOLUME OF 25.0L WAHT IS THE TEMPERATURE OF THE SMALLER TANK IF THE PRESSURE REMAINS CONSTANT? V1/T1 = V2/T2 Don't
asked by TIFFANY 
math correction
Translate the following statements into inequalities. Let x represent the number in each case. 2 times a number, increased by 28, is less than or equal to 6 times that number.
asked by Jasmine20 
Slope intercept
I need help with slope intercept form??????????????????????????? wait what don't you understand first of all with slope intercept? like what part..narrowing it down i can get you a website or i can explain a lot easily
asked by Krystal 
math
what iz 2553 x 26 _______ ? 2553 x 26 ______ 15318 5106 + ________ 66378
asked by kayleegirl345 
french questions
are these correct? Si tu pense que ton colère affecté tes relations et qualité de vie. Si tu pense de ta colère constante Si c’est causer par quel que choses qui a arriver long temps passé Si il causer toi de faire des choses de vengeance Si il
asked by Rita 
French Essay Prompt
Il semble que nous sommes formes surtout par l'influence des personnes autour de nous. Qui a joue un role important dans votre vie? Commevous inluencde d'autres personnes? Illustrez votre repinse en donnant des exemples precis. Thank you for using the
asked by aubrey 
Modern World History
where can i find a glossry of key people on here? Key people like Pericles, Plato, Socrates, Locke, and Michelangelo. Brief description of what they did and their accomplishmnents? Your best source is an encyclopedia like Wikipedia or Encarta. You can also
asked by Bryan 
English
what is the shift of the mood and setting of the story thanx alot:) i didn't someone was going to read the story. i need someones point of view cuz i doing a huge essay and what i wrote is too short. thanx again ;) i think like you said "after being
asked by annaiiz 
algebra1
slope (3,3),(1,3) well 1st here is the forumla y2y1/x2x1 then 3(3)=6 then 31=4 slope=6/4 0 _ 2 __
asked by lena 
American History
Environmental effects of American Industrialization (1945  1970) Can anyone please give me sites that show the environmental destruction of America because of growing industries during that time period? Thanks! Since this is not my area of expertise, I
asked by Anonymous 
math
I did not understand the 8/4 part of this answer, please clarify Count. thanks
asked by brandi 
CHEMISTRY
A GAS OCCUPIES A VOLUME OF 584 ML AT A PRESSURE OF 12.01K PA AND A TEMPERATURE OF 303K. whEN THE PRESSURE IS CHANGES, THE VOLUME BECOMES 477ML. IF THERE HAS BEEN NO CHANGE IN TEMPERATURE, WHAT IS THE NEW PRESSURE? ........ PLEASE HELP ME WITH THIS
asked by TIFFANY 
History I
How did human history in North America during the period described in the prologue differ from the events of Asia. Thank you for using the Jiskha Homework Help Forum. Remember when you ask for help to be as explicit as possible. To which prologue are you
asked by Michelle 
religion correction
How do contemporary Buddhist practices reflect the foundations of the religion? By following all the practices such as the Sila, Samadhi, and Prajna. Helps them avoid the five percepts and have a better life and more faith towards the religion. I'm not
asked by kailin 
Math
6,000 x 21 ______ 6,000 x 21 ______ 6000 12000 ______ 12,6000 Hope this helps.
asked by Koco123