Friday
August 29, 2014

Posts by Julia


Total # Posts: 473

5th grade
What is chromatography in relation to color and light?
October 14, 2008

6th grade
Not the definition in Physics- Social Studies, relating to natural resources and ecosystems
October 8, 2008

6th grade
I need a definition and examples of dynamic system- under natural resources, the teacher's definition is - a system that changes( kind of vague)
October 8, 2008

Social studies
First 5 books of the Bible? Genesis, Exodus,Leviticus,Numbers,Deuteronomy
October 8, 2008

Expected Utility-Econ
Suppose that your wealth is $250,000. You buy a $200,000 house and invest the remainder in a risk-free asset paying an annual interest rate of 6 percent. There is a probability of 0.001 that your house will burn to the ground and its value will be reduced to zero. With a log ...
October 6, 2008

math
40
September 30, 2008

Chemistry
At the equivalence point for CH3COOH, the pH will be?
September 30, 2008

Finance
A trader buys a European call option and sells a European put option. The options have the same underlying asset, strike price and maturity. Describe the trader's position. Under what circumstances does the price of the call equal the price of the put?
September 14, 2008

geometry
12a+45=90 -45=90 ---------- 12a=45 --- -- 12 12 a=45\12
September 6, 2008

science
Can you please tell me why the German Philosopher Nietzche went mad with closed universe theory.
September 3, 2008

Math
327,676
August 28, 2008

english
what is the question and answer flow for an exclamatory sentence?
August 25, 2008

physics
A spy in a speed boat is being chased down a river by government officials in a faster craft. Just as the officials' boat pulls up next to the spy's boat, both boats reach the edge of a 4.8 m waterfall. The spy's speed is 16 m/s and the officials; speed is 26 m/s. ...
July 6, 2008

Science
I need to find out the adaptations of algae and seagrasses so they can survive in the coral reefs
June 9, 2008

Science
It's a trig problem, the classic right triangle with the Earth, Venus and Sol at the points. IF you know the distance to Venus (use radar and get it to the foot ... or the mm) AND you know the angle to the Sun AND you wait until the angle from us to Venus to the Sun is 90 ...
June 9, 2008

french
I am not amazing at french, but my translator says that it says: We went to the club. The Alibi was a club of dance and we listened to a variety of music. We danced with the music salsa, the rock'n'roll, and the hip-hop. We danced for two hours! The entrance fee was 12...
May 19, 2008

Social Studies
Thanks so much!!!
May 19, 2008

Social Studies
Which Songhai city was the center of learning,trade and religion
May 19, 2008

science
The moon passes across the sun
May 19, 2008

math
what would be the equation of a line that has a slope of -2 and passes through point (3,5)? Please help! Math test tomorrow:(
May 5, 2008

math
can you explain it a bit more.. i don't fully understand.
May 3, 2008

math
how do i graph a fraction? like say I had y=3/4x+1, how could I create plot points that are whole numbers? please help.
May 3, 2008

math
the answer to this is 6. 4+1=5-2=3+3=6
April 20, 2008

Math
how do you find the slope of the best fit line graph? And what is it supposed to tell us?
March 18, 2008

Physics
A man lifts a 21.1 kg bucket from a well and does 3.1 kJ of work. How deep is the well? Assume that the man lifts the bucket at constant speed. Answer in units of m. I am not sure if I did this right: (mg)(d)= Wnet (21.1 kg)(9.81)(d)= 3100J d= 14.98 meters
March 2, 2008

science
thanks
February 28, 2008

science
A _____________________ is an earthquake that occurs after a large earthquake in the same area
February 28, 2008

science
thanks
February 28, 2008

science
What is it called when an earthquake make mud?
February 28, 2008

Physics
Three point charges are arranged along the x axis: q1 = −4.43 nC at x1 = 199 mm, q2 = 2.33 nC at x2 = -302 mm, and a positive charge q3 at the origin. What is the value of q3 if the net force on this point charge has magnitude 4.50 µL?
February 16, 2008

French
hali ynhgfju8fmhs ufmjubhf lufnhgf uyghgyg uhyuhgjhg hjhjgjf ghuhjdhu hghjhjfjuhash julhyyufhygydgfhjhiufruhfgjghjhjhjhjh
February 9, 2008

Social Studies
I'm not here to give any useful information, but I do have a question to ask. are you doing GPS debating? :P
February 2, 2008

English Lit
How to interpret the poem, Lady of Shallot by Tennyson??
January 22, 2008

physics
what is the formula for finding the decrease in kenetic energy
December 21, 2007

physics!! plz answer me!
In a collision between two soccer balls, momentum is conserved. Is momentum conserved for each soccer ball? explian... plz =)
December 10, 2007

physics!! plz answer me!
A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!
December 10, 2007

physics!!
if u jump onto the floor, are you more likely to be hurt if your legs are relaxed or if your legs are stiff and your knees are locked? explain....plz help =)
December 10, 2007

Greens Theorem
Can someone show me step by step how to work this problem out please. Let C be the triangle with vertices (0,0), (1,0), and (1,2). Find the following line integral by two methods, directly and using greens theorem. 2xy^2dx + yx^2dy Thanks!!!
December 10, 2007

Calculus 3
ok so the final answer is 1/2 e^y^2????
December 10, 2007

physics
A 20 kg child on roller skates, initially at rest, rolls 4 m down an incline at an angle of 30 degrees with the horizontal. If there is no friction between incline and skates, what is the kenetic energy of the child at the bottom of the incline? (g= 9.81 m/s^2)
December 5, 2007

science
Any advice on how to figure out solubillty of Agno3?
October 27, 2007

Ethics
where can i get a big list and descirptions of scientists who were involved with scientific fraud? i tried google without much success...
October 11, 2007

physics
thank you so much!! it was so frustrating to get the wrong answer after wrong answer..
October 10, 2007

physics
i know how to do it, i keep getting the wrong answer!! a bob of mass 4.00 kg is suspended from a fixed point by a massless string of length 1.50 m. The bob moves in a horizontal circle with the string always making an angle theta=22 from the vertical. what is the speed of the ...
October 10, 2007

physics
a car is travelling along a cruve having radius of curvature of 80.0 m, banked at an angle of theta=30. The coeff of static friction of ice is 0.05. What is: a) the slowest speed the car can negotiate the banked curve with? b) what is the fastest speed? first of all, im having...
October 9, 2007

Math
her's my word problem: george is twelve years older than Jeannie. The sum of their ages in 5 years is 50. How odl is jeannie now?
September 26, 2007

Physics
I dont know
September 21, 2007

physics
You drop a stone from the top of a cliff that is 20 meters tall. Compute how long it will take for the stone to reach the bottom using various different choices for your coordinate system.
September 7, 2007

math
what is the radius of a circle using center and radius
September 5, 2007

mat117
Find all numbers for which the rational expression is not defined. 24/-8y
June 26, 2007

physiology
Why do the control mechanisms have several intergation centers? Julia, did you mean integration or interrogation? The control systems are not simple, they are multilayered, multistepped, and operate by releasing hormones, enzymes, and bioactive substances sequentially in time ...
June 3, 2007

Math
Why do we need to learn topography? Topographic maps show the hills and valleys. By learning to read a topographic map, you can tell whether a hill is really steep or has a very gradual grade. Check this site for more information. http://erg.usgs.gov/isb/pubs/booklets/symbols/
May 24, 2007

Math
I need to know for a project I am doing in math right now, where I can find the reason in life why we learn about Networking/Topograph. I've looked up definitions and the people who invented equations for it but we need to answer why we learn it in school Electrical ...
May 23, 2007

english
unscrabble words giuthlns rignps http://www.ssynth.co.uk/~gay/anagram.html http://wordsmith.org/anagram/ http://www.unscramble.net
April 30, 2007

Math
180 ml of a mixture of water and alcohol with 90% alcohol concentration is mixed with 70 ml of pure water. what is the alcohol concentration of the new mixture? Do the following: 1) Find out how many ml of alcohol was in the first mixture. (What is 90% of 180?) 2) Take that ...
April 21, 2007

chemistry
I posted this question on April 16 and received lots of help..but need more.. thanks Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has ...
April 18, 2007

Chemistry
I posted this question on Thursday April 12 and received some help..but need more.. thanks Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it...
April 16, 2007

URGENT!! PLEASE Calc
Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers "c" that satisfy the conclusion of Rolle's Theorem. f(x)=sin4pix , [-1/2,1/2] Well according to Rolle's Theorem, it has to be ...
April 14, 2007

math
Compute delta(y) and dy for the given values of x and dx=delta(x) y=x^2 , x=8 , delta(x)=0.5 Delta(y)= ??? dy = ??? I got dy=8 by doing: dy= (f prime of x)dx dy=2xdx dy=2xdelta(x) dy=2*8*0.5 dy=8 but I have not clue how to find delta(y) please help! deltay = y(x+deltax)- y(x...
April 14, 2007

calc
Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers "c" that satisfy the conclusion of Rolle's Theorem. f(x)=sin4pix , [-1/2,1/2] Well according to Rolle's Theorem, it has to be ...
April 14, 2007

mathematics
A car braked with a constant deceleration of 45ft/s^2 producing skid marks measuring 55 ft before coming to a stop. How fast was the car traveling when the brakes were first applied? Please round the answer to the nearest hundredth. Vo= ft/s Vintial^2 - Vfinal^2= -2*...
April 14, 2007

Chemistry
I posted this question a bit ago and received some help..but need more.. thanks Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been ...
April 12, 2007

Chemistry
Use the following information to identify element A and come pound B, then answer questions a and b. An empty glass container has a mass of 658.572 g. It has a mass of 659.452 g after it has been filled with nitrogen gas at a pressure of 790. torr and a temperature of 15°C...
March 29, 2007

pre-algebra
Rewrite the equation so the variable is alone. Solve to find the value of the variable. 42=-2h Divide both sides by 2. Then change the signs of both sides. That will provide the answer. Possibly in 1 step: Divide by -ve 2
March 15, 2007

pre-algebra
Solve the equation- w(-2)=14 m-7= -3 -3h= -42 Here are some basic rules you need to follow. Get all your numerical terms on one side of the equation by doing the same process on both sides of the equation. w(-2) /-2 = 14/(-2) The -2 terms on the left cancel each other out to ...
March 7, 2007

Social Studies
Why did Thutmose III try to get rid of everything that had to do with Queen Hatshepsut? Because he envied her and hated her and stuff, and because he wanted to be the only ruler, not to rule aside Queen Hatshepsut. I looked it up in a book. You should too! Check this site. ...
January 30, 2007

spelling
i agree, it's spry.
January 16, 2007

calculus
Yes, that is correct. After that, plug in the numbers and you get an answer of dV=9.630.
January 8, 2007

alphabetical order
yo0ur a noob
January 8, 2007

math
3x+y=-4 x=3-3y y=2x x+2y=-4 You have written four equations in two unknowns. There is no x,y combination that satisfies all of them. What is your question?
January 7, 2007

Rewrite question
The minister joined the couple together as man and wife. What is your question, please? ?? The minister joined the couple together as man and wife The minister joined the couple together as man and wife. The minister joined the couple together as man and wife.
November 4, 2006

Attention Smart People
Where can i find as much info as possible about Forensics? Thanx in advance Whenever you are searching for something online, you have to be prepared for the possibility that none of it may be online. Or some may be, and some may not. In addition to searching on the Internet, ...
October 19, 2006

Brain
I don't need an answer to this statement. I just want to know what your reactions are. All I want is anything that came to your mind. I.e. What questions came to your mind? Do you guys have any ideas of why this might be occurring? I just want thoughts!!! A normal part of ...
October 2, 2006

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