Monday
July 6, 2015

Posts by elizabeth


Total # Posts: 887

8th grade Algebra
Sharon and her camping group hiked 6 miles due north, stopped for lunch, and then hiked 8 miles due west, stopping at ther campsite for the night. What is the straight line distance from their original starting place to the campsite?
January 30, 2011

Algebra 1
A rectangular piece of art is 4 meters wide and 6 meters long. It is surrounded by a uniform sidewalk. If the area of the uniform sidewalk is 39 square meters, how wide is the sidewalk
January 26, 2011

11th grade math
How do you do Absolute Value Functions with graphs?
January 13, 2011

chemistry
What is the difference between a length on 2 cm and a length of 2.0 cm?
January 12, 2011

math
what is symmetry
January 10, 2011

3rd grade Math
what is symmetry
January 6, 2011

related rates problems
Water pours out of a conical tank of height 10 feet and radius 4 feet at a rate of 10 cubic feet per minute. How fast is the water level changing when it is 5 feet high?
December 30, 2010

related rates calculus problem
A balloon is being filled with air at a rate of 3 cubic meters per minute. Find the rate at which the radius is changing when the volume is 113.0973355 cubic meters.
December 30, 2010

COMP/160 College
I need help with writting sentences using three comparatives and superlatives, about personal finance
December 29, 2010

Algebra2
how to solve a matrice when it's like b21 and it givec you to sets of matrices like AND IT SAYS TO ID EACH ELEMENT A.)O -1 B.)6 -3 1/2 1.5 3 AND 7 -2
December 29, 2010

us history
Thank you for the start. One last question....what is a philosophical ideal??
December 26, 2010

us history
Ms. Sue, how should I begin to try to find answers for these points.
December 26, 2010

us history
I need help trying to figure out how to even begin an essay. Write in the perspective of a Pennsylvania farmer in the 1700s. - The philosophical ideals embodied in the Declaration of Independence. - The similarities and differences of the philosophies in the Article of ...
December 26, 2010

British Lit.
I need to explain Beowulf's speech lines 365-428. topic audience and tone of the speech.
December 21, 2010

japanese
What do the following sentences mean translated to English? Kore no han wa watashi no desu To no soto ni obaki ga imasu
December 20, 2010

8th grade math
Can you please check my answer? A spherical balloon has a volume of 268 cubic cm. If more air is pumped in so that its radius is 3 times as long, what is its new volume? My answer: 2,412 cubic cm
December 13, 2010

8th grade math
Greta is designing a page for the yearbook and needs to know the area of her 8 in. x 10 in. picture after she crops it. If she makes the length and width of the picture 5/8 of the original, how does the area of the picture change?
December 13, 2010

com/156
can you help on how to write an outline for credit card companies should not be on campus marketing to college students
December 3, 2010

Business
Is it possible for companies both to maximize financial value for shareholders and to act irresponsibly in the communities in which they operate, to treat their employees, customers, and suppliers well, and to engage in activities that are good for the environment? In your ...
December 3, 2010

8th Grade Math
Is the answer 6396 square yards?
November 28, 2010

8th Grade Math
Can you please check my answer? An American football field is a rectangle 120 yards long (including both end zones) and 53 1/3 yards wide. What is the area of an American football field? my answer: 6360 square yards
November 28, 2010

chemistry
Calculate how much Hg in a reaction that produces 87.4 g O2 using: 2HgO produces 2 Hg + O2
November 24, 2010

Biology (URGENT PLEASE!)
Radio uses technology
November 24, 2010

Biology (URGENT PLEASE!)
This is a question of my last biology test: Name at least one technological device that would have not been invented without scientific knowledge: A.Radio B.Ruler C.Knife D.None of the above I answered D but got a cross for it. So can you please help me to solve what is the ...
November 24, 2010

Biology
Are club mosses gymnosperms? ex. horse tail (ferns) What are club mosses used for? Thank you
November 24, 2010

Biology
What are the importance of seedless plants?
November 24, 2010

finance mortgage payment
Mortgage lenders base the mortgage interest rate they offer you on your credit rating. This makes it financially critical to maintain a credit score of 700 or higher. How much more interest would you pay on a $195,000 home if you put 20% down and financed the remaining with a ...
November 21, 2010

Chemistry Help!!!
What is the maximum number of electrons that can have n=4, mi= -1 in an atom? Also, explain how you got that answer. I am confused.
November 21, 2010

College Chemistry
I'm sorry but this answer didn't work...
November 20, 2010

College Chemistry
How many milliliters of 1.55 M NaOH must be added to 125 mL of .19 M NaH2PO4 to make a buffer solution with a pH of 6.90? I have attempted to solve this with no success, as this is an online homework assignment that requires an exact answer. Hoping that you will be able to ...
November 20, 2010

physic
thank you so much that was helpful =)
November 17, 2010

physic
A 25kg object is located on a table near the surfuce of the earth. The coefficient of the kinetic friction between the surfuces is 0.30 and the horizontal force applied is 300n. Can you answer this?
November 17, 2010

physic
how do you find the acceleration for kinetic friction?
November 17, 2010

Trigonometry
How do you solve the equation -3x^2 + 3 = 0
November 16, 2010

algebra
how do you graph a fraction?
November 16, 2010

9th grade algebra
solve.(polynomials) 3(x-5)=45
November 16, 2010

algebra
6x-(2x-3)=31
November 16, 2010

8th grade math
Solve for x. 6 - x = -10 + 7 my answer: x = 9
November 13, 2010

8th grade Math
Can you please check my answer? Solve for x. 7- 7/2x = -5 my answer: x = 42
November 13, 2010

Need help
I have been trying to work this out with no success - any help would be great - Thanks
November 12, 2010

College Chemistry
1.14g of sodium bicarbonate (NaHCO3)is dissolved in 500 mL H2O. What is the Ph of the solution? Assume constant volume.
November 12, 2010

College Chemistry
Thank you for your help!!
November 10, 2010

College Chemistry
A buffer solution contains 0.120M acetic acid and 0.150M sodium acetate. a. How many moles of acetic acid and sodium acetate are present in 50.0 ml of solution? b. if we add 5.55 mL of 0.092M NaOH to the solution in part (a) how many moles of acetic acid , sodium acetate, and ...
November 10, 2010

Chemistry
Thanks!
November 10, 2010

Please help
Need answer tomorrow for pre-lab Thanks
November 10, 2010

Chemistry
Discuss how to prepare 250.0 ml of an ammonium-ammonia buffer (pkb = 4.70), ph = 9 and total concentration of 0.05M using 0.10 M ammonium chloride and 0.10M aqueous ammonia
November 10, 2010

british literature
Whit, I am in the same subject you are in. Would you please give me your email address and we can help each other. I need help also. Elizabeth
November 10, 2010

8th grade math
Thanks Ms. Sue and Erin for checking my answers! :)
November 8, 2010

8th grade math
A company reported that it made a profit of 8% as a percentage of sales and that its sales revenue was $25,000. How much profit did the company make? my answer: $2,000
November 8, 2010

8th grade math
A company's cost of doing business in a recent month was $18,000. Their revenue on sales for that month was $27,000. What percent profit as a percentage of sales did the company earn? my answer: 33 1/3%
November 8, 2010

8th grade math
Can you please check my answer? Selena recieved $42 commission for selling a computer for $1400. What percent is her commission? my answer: 3%
November 8, 2010

8th grade math
Can you please check my answer? Marcia wants to make muffins and needs 3/4 cup of a cup of sugar. She discovers, however,that she has only 2/3 of a cup of sugar. How much more sugar does she need? my answer: 1/12 of a cup
November 8, 2010

8th grade Math
16/45?
November 8, 2010

8th grade Math
Can you please check my answers? Wally ordered a pizza. He ordered 4/9 of the pizza with sausage, 1/5 of the pizza with extra cheese, and the rest of the pizza with bell peppers. How much of the pizza had bell peppers on it? My answer: 29/45 of a pizza
November 8, 2010

Physics
A 107 kg clock initially at rest on a horizontal floor requires a 673 N horizontal force to set it in motion. After the clock is in motion, a horizontal force of 522 N keeps it moving with a constant velocity. (a) Find ìs between the clock and the floor. 1 (b) Find &...
November 7, 2010

Science
Does my hypothesis match with my intro? I'm writing a lab report. Introduction: The intention of this lab is to find the pH of different household material. Boiled red cabbage juice will be used as the pH indicator. pH is the chemical potential of hydrogen and the scale of...
November 4, 2010

Physical Science
Water,Shampoo,and Milk's pH are tested neutral. Why is this a good thing?
November 2, 2010

8th Grade Math
Can somebody help me solve this problem? Simplify and evaluate the expression for y = 0, z = -1.5. -0.8z +0.005z(-0.001y - 3.1 + (-1.5z + 3))
November 1, 2010

Physics
Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1600 kg. I know that 1/16 of Fg is the answer but I can't seem to find out what the Fg is.
October 28, 2010

Physics
Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1600 kg. I know that 1/16 of Fg is the answer but I can't seem to find out what the Fg is.
October 28, 2010

us history
Did the American government’s actions at the turn of the 20th century support the ideals expressed in the Declaration of Independence?
October 28, 2010

science
a piece of furniture that weighs 500 newtons is pushed along the ground for a distance of 10 meters then lifted 2 meters above the ground into a truck. how much work is done if the force required to push the furniture is 150 newtons?
October 24, 2010

Writing
thanks!
October 23, 2010

Writing
Can you please check my citation? I'm trying to find out if it's correct. "How Deforestation Affects Us." Edu.udym. 11 Aug. 2008.web. 23 Oct. 2010. <url> (I'd put the url if jishka would let me)
October 23, 2010

Writing
I'm trying to cite an article from edu.udym. Should I put edu.udym on the citing or should I add the dot com to the end?
October 23, 2010

Writing
Thanks. I think I get how to do it now. :) If I need any more help I post my question.
October 22, 2010

Writing
MLA
October 22, 2010

Writing
Can you please check my citation? "Deforestation facts, Deforestation Information, Effects of Deforestation." National Geographic. n.p.,n.d. 10/22/10
October 22, 2010

English Research
Would the online National Geographic site be a periodical or a website? I'm trying to cite a source on an article from the site,but I don't know if it's a website or a periodical,it seems like both.
October 22, 2010

8th Grade Writing
Does this Introduction sound fine for an Argument essay? Forests probide many supplies that are essential in our lives. They give us oxygen, wood fiber for paper, herbs for medicine, and timber for building structures. Forest materials are so necessary that humans can't ...
October 22, 2010

Writing
Does my thesis statement sound ok? Deforestation should no longer go on, because endangered species are close to extinction, less oxygen is being produced, and global warming is turning into a bigger issue because of it.
October 21, 2010

3rd grade
yes because 7*2=14 and any even number can be divide them by 2 groups and another math sentence I have is 14/2=7
October 20, 2010

chem
This is how far i got 2330g *4.184J/g degree C *(100 degree C-unk) =537,000J so 9748.72J * unk =537,000J so 537000/9748.72=55.08 so 100-55.08= Initial temp of 44.92 degrees celsius :)
October 20, 2010

CHEM
is breaking an egg a chemical or physical change? is cooking an egg a chemical or physical change?
October 17, 2010

Composition
Reforestation or Deforestation?
October 15, 2010

Composition
Which topic do you think would be easier to research for an argument essay? Deforestation or Recycling?
October 15, 2010

world civics
provide 2 examples of the devastation diease caused
October 13, 2010

physics
Is the equation above used to determine the normal force exerted by the road on the car? When I used the equation I got (72)(9.8) - (72)(729)/88 = 1.2 (2 sig figs) This answer was incorrect. What am I doing wrong. And.... what equation can I use to figure out the 2nd part?
October 11, 2010

physics
A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (r = 88 m) at 27 m/s. Determine the normal force exerted by the road on the car. Determine the normal force exerted by the car on the 72-kg driver. Express your answer using two significant ...
October 11, 2010

college Physics
A car is traveling at 7.0 m/s when the driver applies the brakes. the car move 1.5m before it comes toa complete stop. if the car had been moving at 14m/s how far would it have continued to move after the brakes were applied? assume the braking force is constant. what is the ...
October 10, 2010

Geographyand socity
1. Meterology 2. Temperatures 3. Atmosphere 4. Hydrospere 5. The average yearly weather patterns in a given area. (I think these are correct.)
October 5, 2010

Geometry
for every letter n f(n) is added by the next number. 0,1 1,2 3,3 4,6, 5,10 6,15 7,21 8,28 9,34 10,43 11,53 12,64 13,76 14,89 15,103 16,118 17,134 18,151 19,169 20,188= answer
October 3, 2010

MAT 116
29/13u-18/13u 2/13v+16/13v 11/13u+18/13v= answer
October 3, 2010

math
it would look more of a rectangle but the sides should be thus: 6,6,7,7
October 3, 2010

Physics
i have done all my homework these 5 problems i could not understand.. my answers are due at midnight tonight im a senior in this physics course and math is generally my strong point but when it comes to things like this i try and i didnt get it so i posted the problem on here ...
October 3, 2010

Physics
A 160 N block rest on a table attached to a string and pulley. The suspended mass over the side of the table has a weight of 53 N. PART 1: What is the magnitude of the minimum force of static friction required to hold both blocks at rest? Answer in units of N. PART 2: What ...
October 3, 2010

Physics
omg thx so much!!!!
October 3, 2010

Physics
A car is traveling at 54.2 km/h on a flat highway. The acceleration of gravity is 9.81 m/s^2. PART 1: If the coefficient of kinetic friction between the road and the tires on a rainy day is 0.131, what is the minimum distance needed for the car to stop? Answer in unitsof m. ...
October 3, 2010

Physics
yay thank you!!
October 3, 2010

Physics
The board sandwiched between two other boards weighs 92.6 N. If the coefficient of friction between the boards is 0.587, what must be the magnitude of the horizontal forces acting on both sides of the center board to keep it from slipping downward? Answer in units of N.
October 3, 2010

Physics
The coefficient of static friction between the 3.78 kg crate and the 38° incline is 0.306. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline? The acceleration of gravity is 9.8 m/s^2. Answer in ...
October 3, 2010

Physics
wat is the horizontal force??
October 3, 2010

Physics
sry but im a blonde so not even half of that just made sense! :(
October 3, 2010

Physics
A box of books wighing 339 N is shoved across the floor by a force of 506 N exerted downward at an angle of 33° below the horzontal. The acceleration of gravity is 9.81m/s^2. If µk between the box and the floor is 0.59, how long does it take to move the box 5.27 m, ...
October 3, 2010

physics
Final Velocity= VI + a(t) Distance= 1/2 (VI + VF)(t) you must first convert km/h to m/s and then you should be able to find your answers
October 3, 2010

chemistry
The mass ratio of Kr to F in a particular compound is 2.206:1. How many grams of fluorine are present if the compound contains 713.3 grams of Kr?
October 1, 2010

chemistry
The mass ratio of Kr to F in a particular compound is 2.206:1. How many grams of fluorine are present if the compound contains 713.3 grams of Kr?
October 1, 2010

8th grade Math
Put the following numbers in order from least to greatest. 0.0875, 7/8, 0.875%
September 27, 2010

Chemistry
410,434,486,657
September 25, 2010

Algebra 1
could you tell me where I can get the "why do girls like guys who wear shirts with eight buttons?" worksheet to print free online?
September 21, 2010

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