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2011
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Questions Asked on July 18, 2011

How much force does an 88 kg astronaut exert on his chair while sitting at rest on the launch pad?Answer: 860N Now the question:
1. 4 answers
2. asked by falcon306
3. 6,831 views
A 3.50 kg block on a smooth tabletop is attached by a string to a hanging block of mass 2.80 kg. The blocks are released from
1. 1 answer
2. asked by ivan
3. 6,275 views
in the sentence the man in the back row brought his friends with him what are the parts of the sentence
1. 3 answers
2. asked by Anonymous
3. 5,162 views
an open box is made by cutting out squares from the corners of a rectangular piece of cardboard and then turning up the sides.
1. 7 answers
2. asked by Andrew
3. 4,465 views
A bridge is built in the shape of a parabolic arch. The bridge has a span of s= 160 feet and a maximum height of h= 25 feet.
1. 3 answers
2. asked by EVJ
3. 4,053 views
If a translation maps point (3, 2) to (4, 5); or T: (3, 2) (4, 5), then what is the image of the point (0, 0)?
1. 4 answers
2. asked by katie 6
3. 3,877 views
A force of magnitude 7.50 N pushes three boxes with masses m_1 = 1.30 kg,m_2 = 3.20 kg, and m_3 = 4.90 kg .The mass is side by
1. 1 answer
2. asked by susan
3. 3,851 views
This is for a scholarship the topic is "Why do you deserve to win this scholarship?" I am hoping that someone can proofread this
1. 5 answers
2. asked by Angelina
3. 3,848 views
Why do Eskimos wash their clothes in tide?10 letters (doesn't have to be one word) The answers:Cold out tide,Too Cold Out, Its
1. 15 answers
2. asked by Kallie
3. 3,578 views
A transformation T: (x, y) (x + 3, y + 1). For the ordered pair (4, 3), enter its preimage point.
1. 2 answers
2. asked by mattie
3. 2,599 views
Dinitrogen tetroxide decomposes to nitrogen dioxide:N2O4 (g) ---> 2NO2 (g) Delta H rxn: 55.3 kJ At 298 K a reaction vessel
1. 1 answer
2. asked by Tyler
3. 2,260 views
In Drosophila melanogaster, cut wings (ct) is recessive to normal wings (ct+), sable body (s) is recessive to gray body (s+),
1. 1 answer
2. asked by billy
3. 2,188 views
Al's Rentals charges $25 per hour to rent a windsurfer and a wet suit. Wendy's charges $20 per hour plus $15 extra for a wet
1. 4 answers
2. asked by Anonymous
3. 2,073 views
A child goes down a playground slide with an acceleration of 1.36 m/s^2.1-Find the coefficient of kinetic friction between the
1. 1 answer
2. asked by pop
3. 1,978 views
A transformation T : (x, y) (x + 3, y + 1).The image of B(4, 1) is
1. 1 answer
2. asked by leah
3. 1,855 views
The image of the point (1, -2) after a rotation of 180° about the origin is
1. 2 answers
2. asked by janine
3. 1,788 views
A line in the Lyman series of the hydrogen atom emission results from the transition of anelectron from the n=3 level to the
1. 1 answer
2. asked by Ashley
3. 1,704 views
Two blocks are stacked one on top of the other. The coefficient of friction between the two blocks is 0.20, and the coefficient
1. 1 answer
2. asked by Capreeca
3. 1,685 views
A transformation T : (x, y) (x + 3, y + 1).The preimage of the point (4, 3) is
1. 1 answer
2. asked by mattie
3. 1,675 views
Here are my attempts. Let me know if they are correct please> :) ThanksQuestion (Find quotient): 9a^2-25b^2/3a-5b My answer:
1. 2 answers
2. asked by Mary Anna
3. 1,412 views
Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance
1. 1 answer
2. asked by Lydia
3. 1,363 views
A transformation T : (x, y) (x + 3, y + 1).The image of B(4, 1) under this transformation is
1. 1 answer
2. asked by leah
3. 1,363 views
The point (5, -2) is rotated 90° about the origin. Its image is
1. 1 answer
2. asked by katie 6
3. 1,345 views
A company is planning to purchase and store two items, gadgets and widgets. Each gadget costs $2.00 and occupies 2 square meters
1. 1 answer
2. asked by anonymous
3. 1,325 views
Triangle ABC is congruent to triangle XYZ . Angle A measures 50 , angle B measures (2x+40) and angle X measures (4x+8) . Find
1. 1 answer
2. asked by kim
3. 1,295 views
Critically DISCUSS 5 WAYS IN WHICH THE SOCIAL OR ENVIRONMENTAL PROBLEM IMPACT ON THE COMMUNITY.PROVIDE RELEVANT SOURCES TO
1. 1 answer
2. asked by Dk
3. 1,287 views
This is the 1st paragraph to my essay:Social awkwardness Ever since I can remember people have always commented on my height,
1. 12 answers
2. asked by lizzie
3. 1,214 views
A 1200 kg car accelerates to the right at 7m/s2 along a special frictionless track. Determine the magnitude and direction of the
1. 2 answers
2. asked by Edward
3. 1,195 views
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two
1. 1 answer
2. asked by anonymous
3. 1,186 views
A large soup can is to be designed so that the can will hold 54pi cubic inches of soup. The radius of the can is "x" inches and
1. 2 answers
2. asked by Ben
3. 1,156 views
Water is flowing at a rate of 10 m3/s into the cylindrical tank shown below.a) Find the volume V of the water as a function of
1. 2 answers
2. asked by lou
3. 1,125 views
Essay. Show all work. Find the following quotient: 36x^2-49y^2----------- 6x+7y
1. 1 answer
2. asked by Mike
3. 1,115 views
In Drosophila melanogaster, cut wings (ct) is recessive to normal wings (ct+), sable body (s) is recessive to gray body (s+),
1. 0 answers
2. asked by Candice
3. 1,101 views
nitrous oxide (N2O) is used as an anesthetic. the pressure on 2.50 L of N2O changes from 105 k Pa to 40.5 kPa. If the
1. 2 answers
2. asked by Anonymous
3. 1,067 views
Benzene has a heat of vaporization of 30.72 kj/mol and a normal boiling point of 80.1. At what temperature does benzene boil
1. 1 answer
2. asked by Anonymous
3. 1,060 views
A manufacturer can produce digital recorders at a cost of 60 dollars each. It is estimated that if the recorders are sold for P
1. 0 answers
2. asked by Carly
3. 1,035 views
15kg block rests on a rough surface (u=.35) a 100N force to the left is applied to the block.what is the magnitude and direction
1. 1 answer
2. asked by Edward
3. 985 views
A Norman window consists of a rectangle capped by a semi-circular regional. The perimeter of some particular Norman window must
1. 3 answers
2. asked by Alex
3. 975 views
the presidents roles such as chief executive and commander in chief :
1. 1 answer
2. asked by sue
3. 964 views
Write an equation of the line parallel to the line given by 3x-2y=8 and having the same y- intercept as the line given by
1. 1 answer
2. asked by Eugene
3. 955 views
Correctly identifying the part of sppeech of each of the words in the sentences.Example: The boy hit the ball. The (definte
1. 1 answer
2. asked by Singh
3. 915 views
short answer. find the following product -7z(-8z^3+3z^2+8)
1. 1 answer
2. asked by Mike
3. 906 views
write an equation of the line parallel to the line given by 3x-2y=8 and having the same y- intercept as the line given by
1. 2 answers
2. asked by keshia
3. 896 views
Consider the rxn during the Haber Process:N2 + 3H2 ---> 2NH3 The equilibrium constant is 3.9 x 10^(5) at 300 K and 1.2 x 10^(-1)
1. 0 answers
2. asked by Tyler
3. 881 views
I need help. In simple english please, what is Hund's Rule, Pauli Exclusion Principal, and the Aufbau Principal? I need to know
1. 1 answer
2. asked by Jordan
3. 865 views
A force of magnitude 7.50 N pushes three boxes with masses m_1 = 1.30 kg,m_2 = 3.20 kg, and m_3 = 4.90 kg .The mass is side by
1. 2 answers
2. asked by ana
3. 819 views
A 45 kg crate is placed on an inclined ramp. When the angle the ramp makes with the horizontal is increased to 22 deg , the
1. 1 answer
2. asked by poul
3. 819 views
What evidence do you see, in the book Dancing Skeletons, of a holistic study?
1. 2 answers
2. asked by david
3. 815 views
Find the derivative of:y= 5^x + 15/x^6 I'm assuming I need to take the natural log of each side, but I get stuck after that
1. 1 answer
2. asked by Carly
3. 808 views
Setup TimesRead the case study below “Hi-Ho Yo-Yo, Inc.”. Write a short summary of each of the four methods for selecting
1. 2 answers
2. asked by Gabe
3. 782 views
review the metrical feet box on page 35 in your study guis and the model of scanned poem in your textbook page 42. then ,scan
1. 5 answers
2. asked by nancy
3. 776 views
Minimize z = 3x + 6y subject to:4x + y ? 20 x + y ? 20 x + y ? 10 x ? 0 y ? 0 Graph the feasibility region. Identify all
1. 1 answer
2. asked by anonymous
3. 770 views
A line in the Lyman series of the hydrogen atom emission results from the transition of anelectron from the n=3 level to the
1. 3 answers
2. asked by Ashley
3. 756 views
What is the effect on the price of hotdogs and the quantity of hotdogs sold if:a.) The price of a hamburger rises? b.) The price
1. 1 answer
2. asked by London
3. 749 views
A 10 kg block is pushed across a rough surface by a 25N force the block moves at a constant velocity when this force is applied.
1. 1 answer
2. asked by Edward
3. 746 views
You pull upward on a stuffed suitcase with a force of 150 N, and it accelerates upward at 0.760 m/s^2.1-What is the mass of the
1. 1 answer
2. asked by elis
3. 717 views
Prove each identity:a) 1-cos^2x=tan^2xcos^2x b) cos^2x + 2sin^2x-1 = sin^2x I also tried a question on my own: tan^2x = (1 –
1. 1 answer
2. asked by Kate
3. 669 views
two forces act concurrently on a 5kg block resting on a smooth horizontal surface a 5N force making a 40degree angle with the
1. 1 answer
2. asked by Edward
3. 655 views
How to costruct a parallelogram named HEAR.HE=5cm,EA=6cm and angle R=85 degree.I WANT answer quickly.
1. 1 answer
2. asked by hafees
3. 654 views
A transformation T: (x, y) (x - 5, y + 3).The image of A(2, -1) is
1. 1 answer
2. asked by janine
3. 638 views
Why do diatomic molecules form?!! :((
1. 1 answer
2. asked by ashly
3. 630 views
ane Doe of Creative Marketing was recording transactions into the accounting records to prepare financial statements for the
1. 0 answers
2. asked by Trisha
3. 611 views
determine the number of grams of KCl salt contained in 1.25L of a 5.00%(W/V) KCl(aq)
1. 2 answers
2. asked by Lori
3. 606 views
A line in the hydrogen atomic line spectrum has a wavelength of 486 nm. What isthe frequency of this light (in Hz)?
1. 2 answers
2. asked by Sam
3. 601 views
write the character sketch of phyllis from the novel "the railway children"by E-nesbit
1. 1 answer
2. asked by wali
3. 598 views
The half-life of 234U, uranium-234, is 2.52 105 yr. If 97.7% of the uranium in the original sample is present, what length of
1. 1 answer
2. asked by sissy
3. 596 views
When you push a 1.82-{\rm kg} book resting on a tabletop, it takes 2.21 N to start the book sliding. Once it is sliding,
1. 1 answer
2. asked by pop
3. 593 views
A race car is able to accelerate at a rate of 14m/s2. After exiting a turn at a speed of 15m/s, the car enters a straightaway
1. 1 answer
2. asked by Edward
3. 566 views
for 95 out 0f 100 of the same size, a 95% confidence interval of a parameter will include the thrue value of that parameter
1. 2 answers
2. asked by Shak
3. 546 views
Determine the final pressure of a gas that has an initial pressure of 1.00 atm and is heated from 20 °C to 30 °C. Round to the
1. 1 answer
2. asked by Izzie
3. 543 views
What z-score corresponds to a raw score of 68.7 when mean=60 and sd=4.3
1. 1 answer
2. asked by Ashley
3. 532 views
purchased dental equipment at 15,000 and invested cash of 500,000
1. 2 answers
2. asked by leah
3. 530 views
Where can I get study questions for the story Julie of the Wolves?
1. 1 answer
2. asked by Max
3. 523 views
Comparing the Noble Gases to the Alkaline Metals, what are major similarities and major difference between the two?
1. 1 answer
2. asked by Jordan
3. 512 views
Find the exact value of the trigonometic function at the given real number of cot(5pi/3)
1. 1 answer
2. asked by Anonymous
3. 510 views
A cookie company's management wants to increase the number of employees belonging to minority groups.They implement a policy
1. 9 answers
2. asked by vedrana
3. 503 views
The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She
1. 1 answer
2. asked by mema
3. 498 views
Given the linear equation y=2/3x+1, find the y-coordinates of the points (-6, ), (-3, ), and (3, ). Please show all of your
1. 2 answers
2. asked by mary
3. 495 views
a bus is driving through traffic as it makes a number of express stops. the bus drives at a speed of 10 m/s2 for 90 seconds then
1. 1 answer
2. asked by Edward
3. 492 views
solve: 4+8 1/2 -:- (1/4) to the third power.solve -11-(x+30)=-41-2 (5x-18) please show your work
1. 3 answers
2. asked by keshia
3. 489 views
Construct a truth table for the statement.(p ↔ q) → p
1. 0 answers
2. asked by Jen
3. 487 views
Consider that the age, x, of a unicorn in human equivalent years can be given by the formula f(x) = - 0.001618x4 + 0.057326x3
1. 3 answers
2. asked by tan
3. 485 views
2. Reah filed a case against her employer who dismissed her from service for reporting to work under the influence of alcohol.
1. 1 answer
2. asked by vedrana
3. 484 views
The half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 97.7% of the uranium in the original sample is present,
1. 1 answer
2. asked by Anonymous
3. 468 views
Pulling up on a rope, you lift a 4.05 kg bucket of water from a well with an acceleration of 2.50 m/s^2.1-What is the tension in
1. 1 answer
2. asked by lily
3. 467 views
Short Answer. the length of the side of a rectangular desk is given by 2x-6ycm. the length of the front is given by 2x+6ycm.
1. 1 answer
2. asked by sheba
3. 458 views
How many grams of Ba(OH)2 must be added to 2.37L of water to make a saturated solution? I got 2.03 grams. Is this correct?
1. 1 answer
2. asked by Tyler
3. 453 views
what is criminal similation
1. 1 answer
2. asked by john
3. 452 views
Construct a truth table for the statement.(p ↔ q) → p
1. 0 answers
2. asked by Jen
3. 446 views
Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance
1. 0 answers
2. asked by lisa
3. 439 views
Construct a truth table for the statement.(p ↔ q) → p
1. 0 answers
2. asked by Jen
3. 438 views
A spring scale has a spring coefficient of 400 n/m. Determine the mass of an object if it causes the scale's platform to sink
1. 1 answer
2. asked by Edward
3. 437 views
In the morning, thousands of birds appeared.
1. 1 answer
2. asked by jesse
3. 432 views
is my answer right?Q) Using a frame rate of 25 fps, what frame number will AviSynth give to the final frame of a 6-second video
1. 2 answers
2. asked by Sub
3. 430 views
Question: When a balloon is rubbed with fur, it becomes negatively charged. Explain why?
1. 0 answers
2. asked by Tina
3. 428 views
use the properties of logarithms for the expression.5^log5(7x)
1. 1 answer
2. asked by jay
3. 428 views
what is the area of parralel ?hieght is 18 and the base is 15 .. reply asap .
1. 2 answers
2. asked by mary rose
3. 426 views
Essay: Show all work. A gardener wants to create a rectangular garden with length of 2x-3y ft. and width of x+4y ft. What is an
1. 1 answer
2. asked by sheba
3. 425 views
HiI need to know how much ground water presuure would be required to lift a 1.200m diameter plastic tank weighing 650kg out of
1. 4 answers
2. asked by Spencer
3. 419 views
If i put 2,500 in a bank account with 6.5% interest rate 12 years ago,how much will be in the account now?
1. 1 answer
2. asked by justina
3. 416 views

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