Tuesday
March 31, 2015

Posts by Kayla


Total # Posts: 1,169

physics
A ladder 8.65 m long leans against the side of a building. If the ladder is inclined at an angle of 63.0° to the horizontal, what is the horizontal distance from the bottom of the ladder to the building?
August 23, 2010

geometry
find one counterexample to show that each conjecture is false : 1. the sum of two numbers is greater than either number ? help please!!!
August 17, 2010

Math
How do I find slope of the tangent to the curve y=(e^x+e^-x)/2 at point (0,1)?
August 17, 2010

Math
How do I find the extreme values for the function y=sinx+cosx on the interval 0<x<2(pi)
August 17, 2010

Math
How do I find the equation of a tangent of y=cos(2x+(pi)/3) at x=(pi)/4
August 17, 2010

Accounting
2. false
July 25, 2010

Chemistry
80.0 L
July 19, 2010

Physics
become larger
July 9, 2010

English
What would be your response to this article? In the aftermath of September 11, we have an experienced strong emotions for our country: fear, outrage, grief, astonishment. Our media portray the disaster as a tragedy that has happened to our nation, and that is how we very ...
June 6, 2010

Chemistry
If you have 100 L of methane gas how many liters of carbon dioxide can you produce when you burn the gas?
May 25, 2010

chemistry
hydrochloric acid is added to 50 g of iron (III) sulfide. what weight of hydrogen sulfide is produced? FeS+2HNO3+Mg(NO3)2+H2
May 18, 2010

5th grade
what are the wordly wise words for lesson 16 story?
May 18, 2010

math
6xsquared = 23x+18
May 17, 2010

math
One solar pad can raise water temp 1 degree in 30 min. a second solar pad takes 45 min to raise water temp 1 degree in 45 min. Both machines working together. How long will it take to raise the temp 1 degree
May 14, 2010

Chemistry
At a certain temperature and pressure, chlorine molecules have an average velocity of 0.0410 m/s. What is the average velocity of sulfur dioxide molecules under the same conditions?
May 13, 2010

Calculus
Resolve a 500-N force into two rectangular vector components such that the ratio of their magnitudes is 2:1. Calculate the angle between the greater component and the 500-N force.
May 2, 2010

Math
1.056 times 10 to the 15
April 27, 2010

9th grade-english
juilets father wants juilet to marry paris, her mother is more conserned about what juliet wants to do.
April 21, 2010

Math
Nikki is planning a program of recordings by Chicago jazz clarinetist Benny Goodman.The program will include:BG and the Big Tea in NYC, The Birth of Swing, after You've gone, and Avalon. If Avalon is to be first,how many different orders are possible?
April 15, 2010

Chem
deltaHrxn= 2800kJ
April 7, 2010

social studies
i saw the website u gave me i check it out but it didnt give me the right information but thank u
April 1, 2010

social studies
for all three
April 1, 2010

social studies
are you gonna help me because i dont have a book
April 1, 2010

social studies
i dont have a book
April 1, 2010

social studies
where were kush,hebrews and egyptian located
April 1, 2010

social studies
what i mean is what time period like is it 3000bc or something like that do u get it know
April 1, 2010

social studies
what is the time period for kush,hebrews and egyptian
April 1, 2010

social studies
i need you to still help me
April 1, 2010

social studies
why is it that politicians rarely run campaigns on the idea of raising taxes?
March 31, 2010

Precalculus(NEED HELP ASAP PLEASE!!)
tan theta= 5 divided by 12 and theta is in quadrant 3 what does sin 2 theta equal
March 28, 2010

literature
why do you think mora's mother's speech was amazing
March 22, 2010

literature
why was mora's mother's ability to deliver a speech in the state capitol so amazing?
March 22, 2010

math
80+95/42+93
March 22, 2010

trig
Hi I need to solve this question for x, where 0<x<2pi. The question is 2cos^2 x + cos x =1. Then it asks me to wrtie a general solution for it. I really don't understand how to do any of this. I just started this unit and I'm finding it so difficult. Any help ...
March 18, 2010

chemistry
Why are coefficients used in mole ratios instead of subscripts
March 15, 2010

algebra
You deposit $500 in an account that pays 3% annual interest. Find the balance after 2 years if the interst is compounded with the given frequency. a) annually b) quarterly c) daily
March 8, 2010

11th grade
What value of k will make 3x^2+kx)-4 an even function
March 3, 2010

english
What are the philosophical positions evident in Oedipus Rex?
February 24, 2010

calculus
Thank you so much and it worked!!! i really appreciate it!
February 19, 2010

calculus
Find f'(a) for f(x)=13x/3x+1
February 19, 2010

math
Find f'(a) for f(x)=4x3+1x f'(a) =? please please help. i just need to figure out how to do it once and then i can do the rest of my problems
February 19, 2010

calculus
Suppose that f(x) is a function with f(120)=40 and f'(120)=4. Estimate f(118.5).
February 18, 2010

Physics
thank you so so so so much !
February 18, 2010

Physics
a truck drives up a hill with a 15 degree incline. if the truck has a constant speed of 22 m/s, what are the horizontal and vertical components of the trucks velocity?
February 18, 2010

college physics
A pendulum is 0.9 m long and the bob has a mass of 1.0 kg. At the bottom of its swing, the bob's speed is 1.6 m/s. What is the tension in the string at the bottom of the swing
February 11, 2010

spanish
what dose ke vonitos ajitos tienes te ves guapa mija mean
February 9, 2010

Chemistry II
The exact answer rounded to the correct digits is 63.3 minutes =]
February 4, 2010

science
the question is.unequal heating and cooling in the atmosphere can result in a what.
February 3, 2010

geometry
the perimeter of a hexagon is 13.5 what is the lenth of each side
February 2, 2010

Math
The movie with the biggest opening weekend in 1998 was Toy Story 2 with opening weekend receipts of $39.4 million. In 2002 the movie with the biggest opening weekend was Spider-Man with opening weekend receipts of $114.84 million. What was the percent increase in opening ...
January 27, 2010

Math
Oh Okay now i understand why the 1 is there! Thank you so much!!!
January 27, 2010

Math
How would you explain how to do this problem in words to someone. We have to write it as a journal entry. (-22)-(-17)+5
January 22, 2010

physics
An ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +35 ft/s2. After some time t1, the rocket engine is shut down and the sled moves with constant velocity v for a time t2. Assume the total distance traveled by the sled is 16350 ft...
January 21, 2010

science
How do uneven heating of the planets surface and the coriolis effect work togahter to produce global wind patterns
January 19, 2010

world history
Who, although they werent French, was crowned emperor of their newly united nation at Versailles?
January 12, 2010

world history
Who led their country into war several times and belived in military strength more than in speeches and democracy?
January 12, 2010

world history
Who's goal was to unite Italy under the King of Sardinia, and when that happened they wanted to be Italy's first prime minister?
January 12, 2010

world history
Who, when advised to retreat, told their second-in-command 'Here we free Sicily or die.'?
January 12, 2010

world history
Who became president of Turkey, the first republic in the modern Middle East, and the changes they made replaced Islamic ways with Western ways?
January 12, 2010

math
systems of equations by graphing
January 6, 2010

Math
Why are bacteria bad at math
December 31, 2009

algebra equations by graping
don't understand it
December 25, 2009

World History
Who is the man whose locomotive won an important contest in 1829?
December 23, 2009

World History
What was the title given to the way that powerdriven machines replaced hand tools in manufacturing?
December 23, 2009

social studies
In one or two paragraphs, describe how the strong United States action taken in Grenada was an attempt to redress an earlier American policy failure in Cuba. Be sure to include relevant historical details.
December 19, 2009

algebra 1
Thanks!!
December 10, 2009

algebra 1
write an eaguation in slop-intercept form of the line that passes through the given point and is parallel to the graph of the given equation. 8.)2,-2;y=-x-2
December 10, 2009

math trigonometry
My question is kinda hard i dont know how to start the problem to get my answer. the question is: You are cleaning the gutters on your house. the gutters are @ a height of 24 feet. if you have a 50 foot ladder, what is the minimum angle the ladder can form with the ground?
December 6, 2009

11th grade
I really need assistance in starting a project that is due in 2 weeks. I basically need to create a gravity-powered vehicle that will go travel down a ramp, go across the floor 1 meter away and hit a wall. The catch is that there will be a "passenger" (an egg) and a ...
December 4, 2009

science
What is the experimental tests that scientists do more than once so they can reduce the effects of chance error?
November 29, 2009

Vowel Sounds
What is a word with the vowel sound or
November 16, 2009

Vowel Sounds
what is a word with the vowel sound ir and ur
November 16, 2009

Vowel Sounds
what is the difference between ar and ar with dots on top of the letters
November 16, 2009

physics
If wind blows at 44 m/s over a house, what is the net force on the roof if its area is 180 m^2 and is flat?
November 15, 2009

English
Which of these is a matter of "mechanics"? a)punctuation b)capitalization c)spelling
November 5, 2009

Social Studies
What caused the climate change 4,000 years ago and how did it affect the California Indians?
November 2, 2009

Physics
Atomic physicits ignore the effect of gravity within an atom. To see why, calculate and compare the gravitational and electrical forces between an electron and a proton separated by 10 to the -10 m.--
October 26, 2009

student council
Hi my name is (your name) I am in (your grade) grade i am running for ( Vice President or Secretary) If you vote for me ( first & last name) I am a responsible and caring ( girl or Boy) If you vote for me I will bring icecream on all hot days, (wait for applause or some kind ...
October 21, 2009

3rd grade math
incorect if you add the 3 ones it equals 3 now there is to 3's that means it would be 3 times 2 equals 6
October 20, 2009

2nd grade
20 and 20
October 17, 2009

Physics
What does it mean to say that angular momentum is conserved? Give an example of what you might see on Earth. How could conservation of angular momentum help astronomers understand the development of the solar system?
October 14, 2009

8th grade
If t increases by 1 second by how much does the disance change?
October 7, 2009

Physics
If a 20 kg object fell to the surgace of the Earth from a height of 30m, what would its final velocity be? (work from the energy standpoint) I know that you said it is F * X and I'm just confused. Can you help me walk through this?
October 7, 2009

Physics
Could you explain. I'm stuck. I got 30 v^2 so far but I don't think that is right.
October 6, 2009

Physics
If a 20 kg object fell to the surgace of the Earth from a height of 30m, what would its final velocity be? (work from the energy standpoint)
October 6, 2009

Physics
If a 20 kg object fell to the surgace of the Earth froma height of 30 m, what would its final velocity be? (work problem from the stanpoint of linear motion)
October 6, 2009

Science
16.2
October 4, 2009

literary
in literary terms a character whose actions are inspiring or noble is?
October 1, 2009

us history
nevermind
September 22, 2009

us history
please make a 3 paragraph essay including these words: dissent, persecute, puritan, seperatist, pilgrim, mayflower, compact, toleration, patroon, proprietary, colony, pacifist, indentured servant, constitutuion, debtor, tenant farmer, and mission.
September 22, 2009

Chemistry
Based on its electronic configuration an atom of manganese would have________unpaired electrons and would be expected to be________. (a)3,paramagnetic (b)2;diamagnetic (c)0,diamagnetic (d)5,paramagnetic
September 21, 2009

College Chemistry
How many electrons in an atom can have each of the following quantum number or sublevel designations? (a)n=2; l=1; m=0 (b)5s (c)n=4; l=1
September 21, 2009

us history
what role did native americans play in the French and INdian war? please dnt give me any websites for some reason my computer won't open them up.
September 21, 2009

social studies/ Us History
Please describe Chief Pontiac and the role Native Americans played in the French and Indian war.
September 21, 2009

US HISTORY PLZ ANSWER MY QUESTION
name 1 person that was influential to delaware when it was first founded. plz n thnx!
September 20, 2009

US HISTORY
any body that first settled there
September 20, 2009

US HISTORY
what were the religion(s) of the colonies named new hampshire, rhode island, connecticut, new york, delaware, new jersey, pennslyvania, virginia, maryland, north and south carolina, and georgia when they werr first discovered?
September 20, 2009

Predicit
Whats a predicit.
September 14, 2009

Reading
what six facts about Tornadoes THANK YOU VERY MUCH
September 10, 2009

physical science
a. velocity b. acceleration c. momentum d. all of these are the same for the two balls.
September 9, 2009

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