Sunday
May 1, 2016

Posts by Christina

Total # Posts: 903

math
what number is 24% of 95. Sorry but i dont understand how to get numbers using percents. another problem im stuck with is what percent of 90 is 60
February 26, 2009

Algebra
I am thinking of a number.It is a multiple of 3 but not 6.It is greater than 25^2 but less than 30^2.The units digit is a perfect square and the sum of the other two digits is the square root of 81. What is my number? A three-dimensional model of a city has a scale of 1 inches...
February 12, 2009

205 ctr
It’s disgraceful that a member of the Elks Lodge would go out to fast food restaurants every night. The Elks believe in family values, including home-cooked meals.
February 12, 2009

history-renaissance/middle ages
How were women viewed in the medieval times? What would medieval men have said about Petrarch's (poet) view on women? thanks!
February 8, 2009

Math
9
February 8, 2009

physics
two pellets each with a charge of 1 microcoulomb 10 to the negative 6 c are located 3 cm apart what is the electrical force between them what would be the mass of a object that would experience the same force in the earths gradational field
February 2, 2009

physics
two pellets each with a charge of 1 microcoulomb 10 to the negative 6 c are located 3 cm apart what is the electrical force between them what would be the mass of a object that would experience the same force in the earths gradational field
February 2, 2009

english
what rhetorical techniques/devices are used in "a talk to teachers" by james badwin?
January 17, 2009

Simile & Hyperbole
hes hotter than the sun
January 15, 2009

math
(2x)(-3y)(2z)
January 13, 2009

Algebra
I need help factoring 64b^2-(q+r)^2
January 2, 2009

math
what do you mean? i need to write it down as an equation
December 10, 2008

math
write the verbal sentence as an equation. twelve less than -9 times a number is equal to 8 minus 4 times the number
December 10, 2008

math
i mean write as an equation.
December 10, 2008

math
twelve less than -9 times a number is equal to 8 minus 4 times the number
December 10, 2008

math
write the verbal sentence as an equation.then solve the equation Three less than 11 times a number is equal to 9 plus 5 times the number. twelve less than -9 times a number is equal to 8 minus 4 times the number
December 10, 2008

spanish
im really confused on the difference between conocer and saber. can anyone help?? 1. Quiero viajar mucho y (conocer/saber) los paises del mundo. 2. el (conoce/sabe) como viajar dentro de Espana. 3. El tambien (conoce/sabe) muy bien no solo Sevilla sino tambien otras ciudades ...
December 7, 2008

spanish due in 2 hrs
number one means for what do you use ipods? not how long. and conjugate usar. so it would be yo uso los ipods por.... etc. 2. it means for how many hours do you study for a math exam. it would be yo estudio por cinco horas para una examen de matematicas. hope this helps
December 3, 2008

spanish
what does this mean in english? and would it be true or false? sorry this is the only one i do not understand. unos temas comunes para el noticiero son como preparar platos exquisitos, como viven las estrellas de cine y como aprender a pintar.
December 3, 2008

english/photography
i have three photographs, one of a soccer ball, one of cd's, one of books, and one of boxes and chaos. i have to write one sentence that connects them all and tells about my life but it cant be really cliche and concrete.. i cant think of anything that isn't concrete. ...
November 24, 2008

history again
one more question.i have to compare the class structure of japan and europe during feudalism. Europe was royals, nobility,manor lords, and serfs right? What was Japan? and am i leaving anything out of the Europe one? thank you!
November 19, 2008

English
no loitering= do not loiter here no sledding= do not sled here no hunting= do not hunt here no entering= do not enter no drinking= do not drink no touching= do not touch no photography= do not take pictures? no climbing= do not climb here no dogs= do not allow dogs here theres...
November 19, 2008

history
What is the relationship between the ruling class and warrior class in Japan and Europe? I know that in Japan the Samurais were the warrior and ruling class till the Edo period right? but what about Europe?
November 19, 2008

photography
i have to take a roll of film for photography on things that represent me or a "self portrait" project. the problem is, it gets dark outside really soon after i get out of school so it is dark and i am moving in two days so most of my house is packed up. any ideas on...
November 18, 2008

spanish
does this make sense and is the grammar right? it is trying to say : last weekend i went ice skating at queens in kensington with my friends. i celebrated my 16th birthday and it was very fun. i enjoyed it with my friends and family all weekend. i recieved many gifts and ate a...
November 10, 2008

spanish
im a little confused on this.. does - que almorzaste ayer- mean what did you have for lunch yesterday? or did you have lunch yesterday.. and does this mean who did you eat lunch with- con quien almorzaste?and what does this mean- la ultima vez que fuiste al cine, quien pago? y...
November 4, 2008

psy 230
I have to agree with all of you. I do not understand my text book at all. Im also like all of you, am getting good grades in all my other classes and even in my Psy 265 class but I'm carrying a C+ in this class. The teacher isn't any help either.
October 30, 2008

Math
solve 4x^2=12
October 30, 2008

roman history
i have to make a diary of a roman farmer in the time zone of 100-300 CE. i need three days in this diary and an interesting incident or event in his life. im stuck any ideas on an event or anything?? thanks so much!
October 26, 2008

spanish
another question.. does this make sense or should i change tiene es and esta? La nueva maestra tiene pelo castano y largo. ella es alta y hoy esta una falda larga. que triste es ella! por que no es contenta? no lo se.. pues vamos a ver! Thanks so much!
October 21, 2008

spanish
im having trouble with gustar. does gustar refer to the person or the object when making it plural? like an example: A nicolas le GUSTAN las ciencias politicas. or: a nicolas le GUSTA las ciencias politicas. thanks!
October 21, 2008

Science
up
October 20, 2008

history
i have to do a news article on gaius (caligula) caesar about a big event that happened towards the end of his life. does anyone know a big event that happened towards the end of his life? all i can really find is when he was assassinated and that wont work.
October 19, 2008

history
during the collapse of the republic in rome what changes were necessary to administer a vast multi-national territory vs. a city state?? please help this is the only one i cant get.. thanks :)
October 8, 2008

geography
maybe like damp or something.. like london or seattle
October 8, 2008

algebra 2
how do you do this? find equations in standard form of the lines through point P that are (a) parallel to, and (b) perpendicular to line L: 1) P(0,-4); L: 2y=x 2)P(2,0);L:x+2y=3 3)P(-4,1); L: y+2=0
October 2, 2008

school
amy's orchestra teacher is planning a fall concert the cost of renting the music hall is $2000 he decides to charge each person $5.50 attend the concert to cover the cost of renting the hall how many people will have to attend to cover the cost??
September 25, 2008

history
how had big buisnesses changed the face of the american buisness by 1990?
September 23, 2008

western civ
i have a picture of these two cups from 460 B.C. in Athens, greece and i have to make up a story about them. either how they were made or why or something like it was given to someone as a present. it has to be three pages long and i cant thing of anything. please help??? ...
September 17, 2008

history
what were the differences in goals of athens and sparta?? also what were the differences in origin of each? thanks!
September 7, 2008

poetry titles?
I got an assignment to make up my own poem following the same pattern as in Lorrie Moore's "How to Talk to Your Mother (Notes)" I used the same timeline pattern but with my own life and i need to make up a title for it. Any ideas?? thanks :)
September 7, 2008

English
really good but a little creepy. ya might wanna tone it down a little. its really good though
September 7, 2008

spanish
oh okay thanks
September 2, 2008

spanish
so when i have to translate it, is it 2 different answers? like i will put apartment and then i will put pequeno apartmento?
September 2, 2008

spanish
what does this question mean im really confused. directions - translate the adjective and write the correct form. 1. un apartmento (small) 2. las mujeres (brown haired) 3. los hombres (tall) 4. la senora (pretty) 5. las clases (easy) can someone explain what the question is ...
September 2, 2008

western civ mapping?
thank you soo much
September 1, 2008

western civ mapping?
i have to mark on a map of ancient greece, where thera and thrace are can anyone help me or give me a site that would have good maps? thanks so much
September 1, 2008

science
look it up on google but i found it on klb science interactive excercises
September 1, 2008

Precalc
thank you for replying, but i figured it out
August 18, 2008

Precalc
In this function, f(x)= [2/(x-3)]+1: I know it is a rational function and the graph moves 1 unit up and 3 units right. I also see that the 2 makes the function move closer, but I don't understand why it does that in mathematical terms.
August 18, 2008

algebra
can you help me walk threw this problem?
May 19, 2008

Science
I need help with a a school science test held tommorrow. Its about chemical equations and I was wondering if someone can explain to me how to add ions and valencies when adding chemical equations? Any help would be greatly appreciated
May 5, 2008

Physics
Background: A monochromatic laser is exciting hydrogen atoms from the n=2 to state to the n=5 state. Question: What is the shortest wavelength observed? -I believe that it will be from n=5 to n=4, but I am not sure what equation to use or how to use the n values... Answer: ?? nm
April 26, 2008

HELP HELP!!
I have solved Question 1(=8.5 pm), but am still struggling to answer Question 2! Any help would be beyond greatly appreciated!!
April 23, 2008

HELP HELP!!
I have solved Question 1 (=8.5 pm), but am still struggling to answer Question 2! Any help would be beyond greatly appreciated!!
April 23, 2008

Physics -Compton Scattering
QUESTION 1: Calculate the maximum increase in photon wavelength that can occur during Compton scattering. = ??? pm QUESTION 2: What is the energy (in electron volts) of the smallest-energy x-ray photon for which Compton scattering could result in doubling the original ...
April 23, 2008

physics
the making of polymers is an example of the category of work done by chemists caledd _______ fill in the answeerrr
April 22, 2008

science
the making of polymers is an example of the category of work done by chemists calledd ________ fill in the answerr. please helpp!
April 22, 2008

science
the making of plymers is an example of the category of work done by chemists called ______
April 22, 2008

Physics Question
GIVEN: Two particles are created in a high-energy accelerator and move off in opposite directions. The speed of one particle, as measured in the laboratory, is 0.580c, and the speed of each particle relative to the other is 0.920c. QUESTION: What is the speed of the second ...
April 16, 2008

Physics
A 22.8 kg turntable with a radius of 47 cm is covered with a uniform layer of dry ice that has a mass of 4.08 kg. The angular speed of the turntable and dry ice is initially 0.52 rad/s, but it increases as the dry ice evaporates. What is the angular speed of the turntable once...
April 14, 2008

Physics -Interference & Diffraction
Ooh wonderful! There is another problem similar to it...I am having trouble finding the # of fringes, but I think once I get help with that I can solve for the angle!!! GIVEN: Light of wavelength 585 nm falls on a slit 6.66×10−2 mm wide. Part A: On a very large ...
April 11, 2008

Physics -Interference & Diffraction
Given Information: Light of wavelength 631 nm passes through a diffraction grating having 485 lines/mm. Part A: What is the total number of bright spots (indicating complete constructive interference) that will occur on a large distant screen? *Answer: 7 (this is correct) Part...
April 11, 2008

Math
6*5*3=90
March 17, 2008

Geometry-PSSA Practice
Which of the following quadrilaterals must have diagonals that bisect each other? Rectangle Parallelogram Rhombus Isosceles Trapezoid
March 13, 2008

romeo and juliet
i have to write three six word biographies on Romeo and Juliet. Any ideas? :)
March 4, 2008

Chemistry
How would I combine ions? like how would Sr be combined as a positve or negative ion? I DONT GET IT!
February 26, 2008

english
ya i cant find any because all they are doing in my part is talking and they dont use any props... so i dont know what to do ..
February 25, 2008

english
i have to act out the first half of act3 scene 5 in romeo and juliet and i have to have some props. does anybody have any ideas for what i could use?
February 25, 2008

electricity 188
hi my name is christina and i have an electrical question i need help with. i am taking power engineering electrical 188. the question is: how much will ity cost to use 6 lamps of 100 W each if they burn for 5 hours each evening in a month (30 days). the cost of electricity is...
February 24, 2008

Geometry
A rectangular swimming pool that is 12ft by 15 ft has a deck of uniform width built around it. If the area of the deck is 198 square feet, find its width.
February 21, 2008

Geometry
Okay i think i got it. a^2 + b^2 = c^2 6^2 + 8^2 = c^2 36 + 64 = c^2 sqrt of 100 = sqrt of c^2 10ft = C Is that right?
February 21, 2008

Geometry
Okay.. whats the Pythagorean theorem again?
February 21, 2008

Geometry
The foot of a ladder is placed 6 feet from a wall. If the top of the ladder is 8 feet up on the wall, how long is the ladder?
February 21, 2008

Math
A rectangular swimming pool that is 12ft by 15 ft has a deck of uniform width built around it. If the area of the deck is 198 square feet, find its width.
February 21, 2008

Honors Geometry
Thanks :) It is 30 by 44 feet :)
February 21, 2008

math
what are the place valuse for decimals?
February 12, 2008

Math
9187.5mg
February 9, 2008

history
i have a bunch of history questions that i cant get. did Sir Walter Raleigh found Virginia? and were books the only publications available during the REnaissance? Who was Geoffrey Chaucer? and one more.. Did Queen Elizbeth and London officials have a cooperative relationship? ...
February 4, 2008

Physical Science
The radius of a certain planet is 6.04x10^7 meters, and its mass is 5.19x10^26 kg. Find the density of this planet. (The volume of a sphere is given by (4/3)(pie)(r^3). Answer in units of grams/cm^3
February 3, 2008

geography
how could i explain ethnic cleansing?
February 3, 2008

science
the portion of your bodys weight which is bone is about? your heart and lungs are protected by your? sunlight aids the body in producing what?
January 9, 2008

human anatomy
what is the cellular level of the digestive system
January 9, 2008

SPELLING BEE
huh!!!!!!!!!!!!!sup anyway
January 9, 2008

essay
I changed my mind. I am doing it on Christine Todd Whitman, the first and so far only female governor of New Jersey. Thanks again for the help!
January 2, 2008

essay
Thanks! I did some prior research, and I think I will write about the current local mayor, although I am still undecided.
January 2, 2008

essay
I am writing an essay on a courageous United States elected official and cannot pick a subject to write about. The official must have been elected since 1956; presidents are not recommended subjects. Any ideas? Any ideas?
January 2, 2008

english
how would i illustrate the word blasphemy? Please Help!!!! Thanks!
December 19, 2007

Physics-help please!
You decide to use your body as a Carnot heat engine. The operating gas is in a tube with one end in your mouth (where the temperature is 37.0 C) and the other end at the surface of your skin, at 30.0 C. What is the maximum efficiency of such a heat engine? e=2.26% Suppose you ...
December 15, 2007

math
how many ounces are in a pound?
December 13, 2007

maths
how do you write 2.089 in expanded form
December 13, 2007

Physics
I am beyond lost..I've never had any chemistry and our professor assumed that we had at least a basic knowledge...is there any way you could walk me thought this?
December 9, 2007

Physics
ok, that makes much more sense... then i'm assuming that:n=2 for O2 and the m is .032 ???? M=n*m =2*.032 =.064 Then (1/2)(.064)(492)^2 =7746 ??????
December 9, 2007

Physics
Here is what I've done, hopefully you can identify where I've gone wrong.. =(1/2)(.032)(492)^2 =3873J
December 9, 2007

Physics
Oxygen (O2) has a molar mass of 32.0 g/mol [.032kg/mol]. What is the root-mean-square speed of an oxygen molecule at a temperature of 310 K? Vrms=492 m/s What is its average translational kinetic energy at that speed? Kav= ?? J I am having problems with the second half, ...
December 9, 2007

physics help please :)
I'm not getting the correct answer.. this is my work: Q=214.374/4.18 =51.286 51.286=(50)(10^3)T T=.001 Do I need to convert the T to something else? It says to have it in C, which I think it's already in...
December 2, 2007

physics help please :)
From a height of 35.0 m, a 1.25 kg bird dives (from rest) into a small fish tank containing 50.0 kg of water. What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? (delta)T= ?? degrees C
December 2, 2007

physics help please :)
From a height of 35.0 m, a 1.25 kg bird dives (from rest) into a small fish tank containing 50.0 kg of water. What is the maximum rise in temperature of the water if the bird gives it all of its mechanical energy? (delta)T= ?? degrees C
December 2, 2007

Physics -I'm stumped
Europa, a satellite of Jupiter, appears to have an ocean beneath its icy surface. Proposals have been made to send a robotic submarine to Europa to see if there might be life there. There is no atmosphere on Europa, and we shall assume that the surface ice is thin enough that ...
November 30, 2007

Physics
If the force on the tympanic membrane (eardrum) increases by about 1.50 N above the force from atmospheric pressure, the membrane can be damaged. When you go scuba diving in the ocean, below what depth could damage to your eardrum start to occur? The eardrum is typically 8.20 ...
November 29, 2007

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