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March 28, 2015

Posts by ANONYMOUS


Total # Posts: 79,438

Physics
A 4900kg cable car goes 350m up a hill inclined 14∘ above the horizontal. What can your learn about the work done by the cable to move car up the hill? Answer quantitatively. Ignore friction.
February 26, 2015

Physics
A seesaw has a mass of 30 kg, a length of 3.0 m, and fulcrum beneath its midpoint. It is balanced when a 50-kg person sits on one end and a 69-kg person sits on the other end.Locate the center of mass of the seesaw (a distance from the 50-kg person).
February 26, 2015

POL 201
The idea of original intent claims that
February 26, 2015

physics
How long does it take a plane, traveling at a constant speed of 233 m/s, to fly once around a circle whose radius is 2090 m?
February 26, 2015

Physics 1
I tried that number but it was not correct. thanks for the help though!
February 26, 2015

Physics 1
A sled is initially given a shove up a frictionless 37.0∘ incline. It reaches a maximum vertical height 1.45m higher than where it started at the bottom. What was its initial speed? THANKS FOR ANY HELP!
February 26, 2015

Math
thanks
February 26, 2015

Art
They're all right! :D
February 26, 2015

physics
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 330 m/s.
February 26, 2015

physics
Two eagles fly directly toward one another, the first at 15.0 m/s and the second at 21.0 m/s. Both screech, one emitting a frequency of 3200 Hz and the other one of 3800 Hz. What frequencies do they receive if the speed of sound is 330 m/s?
February 26, 2015

physics
Two eagles fly directly toward one another, the first at 15.0 m/s and the second at 21.0 m/s. Both screech, one emitting a frequency of 3200 Hz and the other one of 3800 Hz. What frequencies do they receive if the speed of sound is 330 m/s?
February 26, 2015

physics
Two eagles fly directly toward one another, the first at 15.0 m/s and the second at 21.0 m/s. Both screech, one emitting a frequency of 3200 Hz and the other one of 3800 Hz. What frequencies do they receive if the speed of sound is 330 m/s?
February 26, 2015

sociology
i don't need full essay
February 26, 2015

sociology
like essay need to write 6 paragraph
February 26, 2015

sociology
Talcott Parsons has suggested that with increasing institutional role specialization in modern societies, the family has taken on fewer functions” Based on your experience, apply this functionalist perspective to evaluate the main functions of a Caribbean family today.
February 26, 2015

Math
I have done two parts but no idea how to the third one. The height, h, in meters, of a firecracker fired into the air can be modeled using the function h(t)=-5(x-4)^2+85, where t is the time, in seconds, after the firecracker is fired. c) Use the graph to estimate i) how long ...
February 26, 2015

Physics mechanics
Car travelling speed 30 km/h stops after 8m distance through brakes.If same car moves at 60km/h. what is the stopping distance
February 26, 2015

ch 2
Westan Corporation uses a predetermined overhead rate of $23.20 per direct labor-hour. This predetermined rate was based on a cost formula that estimated $278,400 of total manufacturing overhead for an estimated activity level of 12,000 direct labor-hours. The company incurred...
February 26, 2015

writing
A. asserted
February 26, 2015

physics
As part of an exercise program, a woman walks south at a speed of 2.00 m/s for 60.0 minutes. Then she turns around and walks north a distance 3000 m in 25.0 minutes. (a) What is the woman's average velocity during her entire motion? (b) What is the woman's average ...
February 26, 2015

school of science and tech
Solve the set of linear equations by the matrix method : a+3b+2c=3 , 2a-b-3c= -8, 5a+2b+c=9. Sove for c 3
February 26, 2015

Math
A trapezoid has an area of 91 cm2. If the height is 13 cm and one side is 6 cm, what is the length of the other side?
February 26, 2015

programming
How can I write the algorithm in pseudocode to solve this problem: There is 15 pupils in the introduction to programming 1 module. The age of every student is entered in years and months. Convert the age into months to calculate the average. Display the answer(Average age) and...
February 26, 2015

Physics
The drawing shows six point charges arranged in a rectangle. The value of q is 3.15 μC, and the distance d is 0.321 m. Find the total electric potential at location P, which is at the center of the rectangle.
February 26, 2015

ss
heres the answers a] isolationism b]indifference c]involvement d]independent i think a
February 26, 2015

ss
in the years before world war 1 the united states foreign policy was one of what? please zero or ary
February 26, 2015

ss
thanks
February 26, 2015

ss
what led to the atlanta race riot of 1906 that resulted in over a dozen african americans and three whites killed? please steve or zero or ms sue or kymy
February 26, 2015

ss
It's A. Leo Frank, i already answered this.
February 26, 2015

ss
anyone please reed ms sue kymy
February 26, 2015

ss
in 1915 who was falsely accused of murdering a young girl in Atlanta and subsequently hanged because he was Jewish? a] Leo frank b] Elijah Clarke c]Austin Delaney d] Alonzo Henderson i think either a or c
February 26, 2015

social studies
thanks could you help with one more please zero
February 25, 2015

social studies
please help me please
February 25, 2015

social studies
in 1915 who was falsely accused of murdering a young girl in Atlanta and subsequently hanged because he was Jewish? a] Leo frank b] Elijah Clarke c]Austin Delaney d] Alonzo Henderson i think either a or c
February 25, 2015

ss
in 1915 who was falsely accused of murdering a young girl in Atlanta and subsequently hanged because he was Jewish? a] Leo frank b] Elijah Clarke c]Austin Delaney d] Alonzo Henderson i think either a or c
February 25, 2015

ss
so b is correct thanks reed so much do u have time for one more
February 25, 2015

ss
so im i right ms sue
February 25, 2015

ss
oh im so sorry i press d but i might c im sorry ms sue
February 25, 2015

ss
please help someone
February 25, 2015

ss
what was the purpose of the jim crow laws a] promote racial equality b] segregate life in the south c] restrict the rights of former slaves i think d
February 25, 2015

ss
thanks
February 25, 2015

ss
thanks reed it is b
February 25, 2015

ss
is it a ms sue
February 25, 2015

ss
i think c
February 25, 2015

ss
the answers are a] scott vs sanford b] plessy vs ferguson c] worcester vs georgia d] brown vs board of education
February 25, 2015

ss
plese help really need it
February 25, 2015

ss
please help me ms sue
February 25, 2015

ss
in which court case did the us supreme court rule that separate but equal did not violate the constitutional rights of african americans
February 25, 2015

Calc
1. At what point does the normal line to the curve x^2 - XY + Y^2 = 3 at the point (-1,1) intersect the curve again? 2. Find the constants A, B so that if Y=A*sin X + B cos X, then Y satisfies the differential equation Y" + 2Y = 0. 3. Find the points on he graph of Y = e^...
February 25, 2015

physics
an astronaut is competing in mars olympic game her mass is 50 kg she will drive from tower 17 mm above a pool of water how much work in nj must she do to climb 17m
February 25, 2015

math help!!!!! Thanks
From his house,Jason rode his bike 4/3 miles to the post office. he then rodein the same directionto the park, which is 1/4 of a mile from the post office. How far did Jason ride?
February 25, 2015

Algebra 2
prime factorization of 15^6-7^6
February 25, 2015

Langauge Arts
I agree.
February 25, 2015

Math
What is the center of a circle with endpoints (-4,3) and (6,-5)? Is it (2,-2)?
February 25, 2015

Quick chemistry check
Please check each of these mole statements. Correct me if I'm wrong! 1. 59g of hydrochloric acid (HCL)=____moles I got 1.6 moles 2. 4.6 moles of sodium hydroxide (NaOH)=___ grams I got 184 grams 3. 35.0 of sulfuric acid (H2SO4)=__ f.u sulfuric acid I got 2.15x10^25th power...
February 25, 2015

math
The LCm of two numbers is 48 and their GCF is 8. The sum of the two numbers is 40. What are the two numbers
February 25, 2015

Chemistry help
given 2.01x10^23power molecules of carbon dioxide, how many moles of co2 do you have? How many grams of carbon dioxide would this be? I need help!!
February 25, 2015

English
Which sentence would be correct? a) It has been some time since I attended school. b) It has been sometime since I attended school. Thank you!
February 25, 2015

Quick chemistry check
Indicate whether each of the following statements is true or false. 1. One mole of NH3 weighs more than one mole of H2O IS this false 2. There are equal numbers of hydrogen atoms in one mole of H2 and one mole of H20. Is this true? 3. There are more hydrogen atoms in 2 moles ...
February 25, 2015

math help!!!!! Thanks
Very true Ms. Sue :)
February 25, 2015

math help!!!!! Thanks
The slant height would be 10.63014581, or rounded to 10.6 or even 11. Sorry, I thought you knew about the Pythagorean Theorem (a^2 + b^2 = c^2). :( Anyways, hope this helps ;)
February 25, 2015

math help!!!!! Thanks
Callie, you don't need division I believe. Multiply pi by the radius and that by the slant height. That counts as the lateral area. Then multiply pi by the radius-squared. Add those together. Remember the slant height is not the same as the height, so use the Pythagorean ...
February 25, 2015

math help!!!!! Thanks
SA = Lateral Area + Base Area SA= (pi X radius X slant height) + (pi X r^2) To find the slant height, use the Pythagorean Theorem. Let me know if you need more help, it is no trouble at all :)
February 25, 2015

physics
Two eagles fly directly toward one another, the first at 15.0 m/s and the second at 23.0 m/s. Both screech, one emitting a frequency of 2600 Hz and the other one of 3800 Hz. What frequencies do they receive if the speed of sound is 330 m/s?
February 25, 2015

Langauge Arts
Which one was wrong?
February 25, 2015

Langauge Arts
Aww! Thanks, you too :D
February 25, 2015

Langauge Arts
Yes, awesome job Callie!!! :D
February 25, 2015

Physics
An explosion occurs at the end of a pier. The sound reaches the other end of the pier by traveling through three media: air, fresh water, and a slender handrail of solid steel. The speeds of sound in air, water, and the handrail are 343, 1482, and 5040 m/s, respectively. The ...
February 25, 2015

Physics
A light-rail commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 332 m/s.
February 25, 2015

Physics
The A string on a string bass is tuned to vibrate at a fundamental frequency of 59.0 Hz. If the tension in the string were increased by a factor of 4, what would be the new fundamental frequency?
February 25, 2015

Physics
A string of length 2.7 m is fixed at both ends. When the string vibrates at a frequency of 90.0 Hz, a standing wave with 5 loops is formed. What is the wavelength of the waves that travel on the string?
February 25, 2015

Physics
A sound wave is incident on a pool of fresh water. The sound enters the water perpendicularly and travels a distance of 0.55 m before striking a 0.10-m-thick copper block lying on the bottom. The sound passes through the block, reflects from the bottom surface of the block, ...
February 25, 2015

Langauge Arts
By the way, Im sure you'll do outstanding ;)
February 25, 2015

Langauge Arts
No problem, can't wait to see which one is right :D
February 25, 2015

Langauge Arts
Callie, please tell me how it goes ;) I am very confused... both are reasonable :/
February 25, 2015

Langauge Arts
I would go with either B or D. Reed, what do you think?
February 25, 2015

Langauge Arts
We're talking about the same poem as the other question right? ;)
February 25, 2015

Langauge Arts
Reed, you agree with B? :)
February 25, 2015

Langauge Arts
Callie, from what I looked up, restatement means providing a synonym which may be 'sad'. (Assuming this is in reference to the other question). It doesn't exactly give you the definition, but 'example' might be valid. Look at both as defined in your text, ...
February 25, 2015

math
I want to plot my vertex on a cartesian plane. My question is can i go by different values on the axis? Since my vertex is (1, -64) could i go by 8 on the y axis, and by 1 on the x axis???
February 25, 2015

physics
The fundamental frequency of a string fixed at both ends is 384 Hz. How long does it take for a wave to travel the length of this string?
February 25, 2015

Langauge Arts
I would love to have a friend like you Callie, not a problem at all :)
February 25, 2015

Langauge Arts
I would go with D ;) Ms. Sue?
February 25, 2015

Langauge Arts
No problem at all, tell me how it goes ;D
February 25, 2015

Langauge Arts
I would go with C most definitely ;)
February 25, 2015

Math
Thank you
February 25, 2015

Math
3x + 2x - 4x = 6 what is x
February 25, 2015

Chemistry
How do I know by looking?
February 25, 2015

Chemistry
Are solutions of the following salts acidic, basic, or neutral? For those that are not neutral, write balanced chemical equations for the reactions causing the solution to be acidic or basic. a.C5H5NHCLO4 b.NH4NO2 c.KOCL d.NH4OCL
February 25, 2015

life orientation
the effectiveness of self~talk,counselling
February 25, 2015

life orientation
Show the link between intrapersonal conflict and initiating relationship
February 25, 2015

Language arts
Hi Callie, I think it's A Please let me know if I'm wrong ;)
February 25, 2015

Language arts
@Callie Was it B?
February 25, 2015

Chemistry
Can someone help me with this question? This could help me with how to do another question, similar to this, for my homework. 1.Estimate the pH of (a) 0.15 M NAHSO3 (aq) (b) 0.050 M NaHSO3 (aq) Thank you!
February 25, 2015

social studies
A
February 25, 2015

physics
A person in a kayak starts paddling, and it accelerates from 0 to 0.63 m/s in a distance of 0.45 m. If the combined mass of the person and the kayak is 69 kg, what is the magnitude of the net force acting on the kayak?
February 25, 2015

physics
The 1.1kg physics book in figure is connected by a string to a 250g coffee cup. The book is given a push up the slope and released with a speed of 2.5m/s . The coefficients of friction are μs =0.50 and μk =0.20. How far does the book slide?
February 25, 2015

Algebra 2
Given that f(x) = x² + 4x, evaluate f(-2).
February 25, 2015

Physics
Six point charges of equal magnitude q are at the corners of a regular hexagon that has sides of length d. All the odd number charges are positive and all the even number charges are negative (so that there are three positive and three negative charges and there is a negative ...
February 25, 2015

Geography
The dry adiabatic rate (DAR) is 5.5 degrees F per 1000 feet. The saturated adiabatic rate (SAR) is 3.3 degrees F per 1000 feet. Why is SAR lower than DAR?
February 25, 2015

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