Posts by samantha
Total # Posts: 1,796

physical science
absolute zero is the same as 
physics
normally warms up faster when heat is applied 
fun facts
what are some fun facts on multitasking? if not that what are some websites to find good fun facts 
science fair
in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write procedure. i wrote the procedure now do i rewrite it for testing my hypothesis? 
science fair
in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write the procedure. i wrote the procedure now do i rewrite it for testing my hypothesis? or do i write something else 
science fair
in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write the procedure. i wrote the procedure now do i rewrite it for testing my hypothesis? or do i write something else 
Math
1. Simplify, and write in the base of 3: (9^x . 3^4x)^2 answer: 3^12x 2. Differentiate and simplify a. y= 3x^4  4e^x + 8 answer: 4(3x^3  e^x) b. y= (3 + 4e^x)^5 answer: 20e^x (3+ 4ex)^4 c. y= (e^x  1) / x^2 answer: (xe^x  2e^x +2) / x^3 
Algebra
triangular prism with base perimeter 24 cm, base area 24 cm^2, and height 15 cm. Choices are: A. 606 cm^2 B. 384 cm^2 C. 408 cm^2 D. 87 cm^2 
Algebra
rectangular prism with base perimeter 30 cm, base area 50 cm^2, and height 150 cm. Choices are: A. 7,560 cm^2 B. 4,600 cm^2 C. 1,800 cm^2 D. 4,550 cm^2 
Finance
Spam Corp. is financed entirely by common stock and has a beta of 1.0. The firm is expected to generate a level, perpetual stream of earnings and dividends. The stock has a priceearnings ratio of 8 and a cost of equity of 12.5%. The company's stock is selling for $50. Now... 
Calculus please help
Q. Find the minimum value of Q=x^2y subject to the constraint 2x^2+4xy=294. Its the derivative method. 
physics
A brick of mass 0,5 kg possesses 100J of gravitational potential energy when held at a certain height above the ground.How long will it take to reach the ground when it is released? 
statistics
assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 20. find the probability that a randomly selected adult has an IQ less than 20. 
statistics
a statistics professor plans classes so carefully that the lenghts of her classes are uniformly distributed between 46.0 and 56.0 minutes. find the probability that a given class period runs less than 50.5 minutes 
Algebra
whats c? 
Algebra
A fish pond at the local park is a regular hexagon. a. Write a formula for the perimeter of the pond in terms of the length of a side. Explain your formula. b. Each side has a length of 7.5 feet. Find the perimeter of the pond. c. Suppose the designer of the pond wants to make... 
Science
Which of the following materials will burn the fastest in open air? A. a log, two feet in diameter B. two logs, each one foot in diameter C. a pile of small splinters made from a twofoot diameter log D. Both logs and the splinters will burn at the same rate. 
English Literature
Can anyone explain how expatriate Americans and native Europeans viewed America after WWI. 
Science
Which of the following materials will burn the fastest in open air? A. a log, two feet in diameter B. two logs, each one foot in diameter C. a pile of small splinters made from a twofoot diameter log D. Both logs and the splinters will burn at the same rate. 
Science
Which of the following conditions would likely cause the activation energy to be high? A. atoms are close together B. the temperature is hot C. atoms are not close together D. a catalyst is present. 
Algebra
How far does a rider travel in one turn of each Ferris wheel? This is the first chart Measure Ferris Wheel Diameter (ft) 250 Height, including base 264 # of passenger cars 36 #of people per car 60 This is the second chart Measure Cosmo Clock Diameter (ft) 328 Height, including... 
science
What are the main differences and similarities of the superior appendicular skeleton and inferior 
English
Which of the following sentences is punctuated correctly? A. Melissa said that she would never go on a cruise B. Justin asked, "Will tickets be available online"? C. "Of course," Mr. Howard replied "You can buy tickets and rent a car online." I ... 
math
czggaaaaagagagaag 
Accounting
If Tom, an accountant, agrees to provide accounting services to Carl, a friend, in exchange for Carl fixing Tom's office floor, then: (Points : 1) Tom must report income on his tax return. Carl must report income on his tax return. Neither Tom nor Carl must report income ... 
Tax
Hamad is an employee of Mountain Company. He properly completed his Form 1040EZ tax return and was required to pay the IRS $1,244 at the time of filing. He had income tax withholding during the year of $4,782. His tax liability for the year was: A. $1,244. B. $3,538. C. $4,782... 
Tax
sorry my friend posted the same question u can reply to either one 
Tax
Hamad is an employee of Mountain Company. He properly completed his Form 1040EZ tax return and was required to pay the IRS $1,244 at the time of filing. He had income tax withholding during the year of $4,782. His tax liability for the year was: A. $1,244. B. $3,538. C. $4,782... 
Science help!
adding magenta and yellow dyes makes what color? At first i thought it was red. but when I realized we are adding dye's not light im thinking its black.. but im not sure! please help! 
maths
If the side of triangle are equal, and it was made by placing beads touching it other, how many beads would you use if there are 3 beads on each side? 
math, geometry
What if it has two equally sized bases of 10 and a height of 1 is it a trapazoid or quadaralladiral. ..Sorry for spelling mistakes. 
math, geometry
Im not sure but i think it can if it has four sides...am i correct? 
math, geometry
can a trapezoid have equal sized bases? 
Proof! Help!
If k vertices has kC2 edges, show that (k+1) vertices has (k+1) C 2 edges 
History
It only says that he argued against it for five hours in the state house. It doesn't explain why he opossed it? 
History
Why did Jame Otis oppose writ of assistance? 
Social Studies
Why did President Andrew Johnson veto a bill to continue the Freedmen's Bureau? Choices are: A. He believed it was not profitable B. He believed it was unconstitutional C. He believed it was not cost effective D. He believed it did not do what it was promised. I chose B. ... 
Social Studies
Which Reconstruction plan divided the South into military districts? Choices are: A. the 100% plan B. Johnson's plan C. Lincoln's plan D. the Radical Republican plan Please help. Cant find answer. 
Social Studies
Which U.S. Consitutional amendment has been the basis for Supreme Court decisions regarding public school segragation and forced reapportionment of voter districts? Choices are: A. 13th B. 14th C. 15th D. 16th I said B. 14th amendment 
Social Studies
Which U.S. Constitutional amendment gave former slaves citizenship? Choices are: A. 13th B. 14th C. 15th D. 16th I said A. The 13th amendment 
geometry
why do a rectangle and a parallelogram share the same formula? why does the triangle have a formula of b*w /2 
math
thats all ..it seems so simple thank you 
math
why do the parallelogram and the rectangle have the same formula? b*h 
Social Studies
Thanks John 
Social Studies
Why was Lincoln assassinated? Choices are: A. Booth had a mental illness B. Booth blamed Lincoln for the war C. Booth shot the president by accident D. Booth was paid by southern sympathizers to kill the president 
Social Studies
What group believed President Lincoln's Reconstruction plan was too easy? Choices are: A. Democrats B. Freedmen C. U.S. Senate D. Radical Republicans 
Social Studies
thanks for your help Ms. Sue ! 
Social Studies
Why did President Abraham Lincoln want Reconstruction to be simple and easy? Choices are: A. He wanted to win the votes in the South in his reelection campaign. B. He wanted to keep a good working relationship with former Confederates who would probably return to Congress. C. ... 
English
Which of the following is punctuated correctly? Choices are: A. The new shoe store is located at 11347 Arthur Drive, Baltimore, Maryland 21201. B. The new shoe store is located at 11347 Arthur Drive, Baltimore, Maryland, 21201. C. The new shoe store is located at 11347 Arthur ... 
English
what do you think it is? 
English
Which of the following is punctuated correctly? Choices are: A. President Roosevelt described December 7, 1941 as a date which will live in infamy. B. President Roosevelt described December 7, 1941 as a date, which will live in infamy. C. President Roosevelt described December... 
Art
Today, decisions in planning, selecting, and/or creating artwork for public display are made in the following way. Choices are: A. They are the decision of the artist B. by collaboration among the community, artist, and local government. C. They are the decision of the mayor ... 
PreAlgrebra
One gallon of liquid occupies 231 cubic inches. Write a rule that expresses the number of gallons g(c) as a function of the number of cubic inches c. Choices are: g(c)=c/231 g(c)=132/c g(c)=231c g(c)=132c 
Science
During betaparticle emission, a neutron splits into _______? a proton and an electron two protons two electrons two neutrons 
algebra
How many solutions do the linear equations xy=2 2x+2y=1 have? 
algebra 1
Amanda invested a total of $3,600 into three separate accounts that pay 5%, 7%, and 9% annual interest. Amanda has four times as much invested in the account that pays 9% as she does in the account that pays 5%. If the total interest for the year is $282, how much did Amanda ... 
life science
False 
elements of design
1. Study the following sentence, then select the answer that best describes it. THE COW JUMPS OVER THE MOON! A. Italic serifed type B. Bold roman sans serif type C. Bold italic sans serif type(my answer) D. Bold roman serifed type 2. Which one of the following statements about... 
desktop publishing: an introduction
place help i have this class and elements of design left and then i have my high school deploma from pennfoster i just need to know if my answers are right 
desktop publishing: an introduction
1. What significant contribution did Gutenberg make to the printing process? A. Rotary press B. Woodcuts C. Movable types D.Monotype My answer A 2. The process of using a computer to write, design, and assemble documents is called A. optical storage C. consulting B. desktop ... 
PreAlgrebra
Alecia deposited $500 in a savings account at 5% compounded semiannually. What is her balance after 5 years? Can you please show me step by step how to do this problem. The choices are $650.00 $640.04 $670.05 $897.93 
PreAlgrebra
Solve the equation. 78=2(m+3)+m 1/3m7=5 1/4y+9=1/2 x9=6x+5 x+9=5(4x2) Can you please show me how you got your answer. 
chemistry
A particular form of electromagnetic radiation has a frequency of 5.42x10^15 Hz. What is the wavelength is nanometers? meters? reply in scientific notation. 
PreAlgrebra
s=g+h and I am suppose to solve for h 
PreAlgrebra
I have to solve the equation s=g+h and am totally clueless as to how to even start. Please help explain. Thank you. 
Differential Equations
A rabbit starts at the origin and runs up the right branch of the parabola y=x^2 with speed a. At the same time a dog, running with speed b, starts at the point (c,0) and pursues the rabbit. Write a differential equation for the path of the dog 
3 grade english
members of the save earth club 
PreAlgebra
(e10)=5(e12) 
PreAlgebra
4(m+7)=6m+58 
PreAlgebra
6y+8=3y28 Here is what I did 6y+88=3y288 6y=3y+20 6y(3y)=3y(3y)+20 3y/3 = 20/3 y=6.66666666667 what did I do wrong 
PreAlgrebra
1/5(x+10)2 
PreAlgrebra
x/68=10 
PreAlgrebra
4/7x3=13 
PreAlgrebra
a/43/4=1/4 
PreAlgrebra
I was told to multiply both sides by 4, then combine like terms. Then divide both sides by 2 for 5+2c/4=14, but I am still confused can someone show me how this is done? I am bad with fractions. 
PreAlgrebra
How do you solve 5+2c/4=14 
Algebra
How do you solve 3/5(s8)=9 and 5+2c/4=14 
Algebra
How do you solve 1/6d + 13 = 20 
Algebra
How do I solve 3(x+6)+x=86 
algebra
how do I solve 6(2n5)=90 
History
Would this be considered a shortcoming for Rosa Parks? I'm still having trouble finding somethings for this part of my presentation. She lost her job at the department store when the department store she worked at heard about her arrest, and her husband lost his after his ... 
English College composition I
I need help on writing a thesis statement about child abuse/my story. so far this is what i have THESIS #1 "While other children were beaten to death or were abused in so many ways. I was one of the few who survived child abuse and became an adult trapped in a small body... 
ENG 111 and 09
I need to find a website where i can download a few pages from "The Prose Reader 12th" I need to do an assignment which i have to read "farewell to summer and its buzzing creatures" by Ackerman. I already ordered my textbook but wont be here until next week... 
HistoryMs.Sue
What were Rosa Parks Shortcomings? I'm struggling trying to find something. Thank you 
physical science
An oxygen gas tank has a volume of 8 L and a pressure of 1500 N/m2. If the temperature decreases from 2500 K to 2000 K and its volume increases to 24 L, what is its final pressure? 
English Grammar check
Can you please check this for grammar thank you!! Thank you, for all that you have done and continue to do for me.It means the world to me, that you haven't given up on trying to help me. More importantly, thank you for always believing in me. 
Geography/History
What is the role of the Catholic church in Latin America? All the articles that I found are so confusing. I don't understand anything that I found. I just need a general idea so I can answer all my questions. thank you 
math
Emily sara and Samantha share 540 beads. em took 90, sara took 3 tiems as many as the total number if beads emily and samantha took. How many beads must sara give to samantha so that both receive the same number of beads? 
Quick ? Geography check
Is Nicaragua a latin american country? I think so, but I just wanted to make sure. 
Geography
What latin american country is labor intensive and why? I already used Mexico and colombia for a differnt question. Thank you :) 
Geography/Economics
I posted this question the other day and someone gave me a website but I didn't have any luck with it. One of the stages of economic growth is capital intensive, where wealth is created throught the efficient use of money and industrial manufacturing occurs. What latin ... 
Chemistry
Ethanol, C2H5OH, is mixed with gasoline and sold as gasohol. Use the following to calculate the grams of ethanol needed to provide 367 kJ of heat. C2H5OH(l) + 3 O2(g) ¨ 2 CO2(g) + 3 H2O(g) ƒ¢H = −1235 kJ 
Chemistry
Nitrous oxide, N2O, has been used as a dental anesthetic. Suppose that the average speed of an N2O molecule at 25°C is 433 m/s. (It is actually 379 m/s.) Calculate the kinetic energy (in joules) of an N2O molecule traveling at this speed. 
EconomicsMs.Sue
Why doesn't the United States have a normal economy? 
Math
There is not enough information.(: 
Physics
A curve of radius 55 m is banked so that a car of mass 1.5 Mg traveling with uniform speed 57 km/hr can round the curve without relying on friction to keep it from slipping on the surface. 
ece 201
ECE 201 Intro to Early Childhood Behavior Management ashford university does anyone have the course schedule 
Math
The illumination of an object by a light source is directly proportional to the strength of the source and inversely proportional to the square of the distance from the source. If two light sources, one four times as strong as the other, are placed 11 ft apart, how far away ... 
History
discuss the powerful movement that transformed European society during the early modern era? 
science
1) How do hormones from the thyroid gland and parathyoid gland work together?