Thursday
October 2, 2014

Posts by nick


Total # Posts: 1,073

physics
F average= delta p/delta t delta p =MV2-MV1
February 19, 2013

physics
Romeo takes a uniform 13.7-m ladder and leans it against the smooth (frictionless) wall of the Capulet residence. The ladder's mass is 23.2 kg and the bottom rests on the ground 3.43 m from the wall. When Romeo, whose mass is 70 kg, gets 88.3 percent of the way to the top...
February 17, 2013

physics
Romeo takes a uniform 13.7-m ladder and leans it against the smooth (frictionless) wall of the Capulet residence. The ladder's mass is 23.2 kg and the bottom rests on the ground 3.43 m from the wall. When Romeo, whose mass is 70 kg, gets 88.3 percent of the way to the top...
February 15, 2013

C code
//INSTRUCTIONS //Your parser will read from input.txt //input.txt consists of a series inputs that you need to read. //each input is proceeded by a flag. //Each flag will be either I,C, or F. //I means int C means char F means float. //So for example //I 7963467 //means int ...
February 13, 2013

Math
Find the minimum and maximum possible areas of a rectangle measuring 6 km by 11 km.
February 12, 2013

Math
Runner A crosses the starting line of a marathon and runs at an average pace of 5.6 miles per hour. Half an hour later, Runner B crosses the starting line and runs at an average rate of 6.4 miles per hour. If the length of the marathon is 26.2 miles, which runner will finish ...
February 12, 2013

Math
A truck traveling at an average rate of 45 miles per hour leaves a rest stop. Fifteen minutes later a car traveling at an average rate of 60 miles per hour leaves the same rest stop traveling the same route. How long will it take for the car to catch up with the truck?
February 12, 2013

Alegebra
If a kayaker's speed while traveling upstream is 7 miles per hour and downstream is 4 miles per hour. What is the kayaker's speed in still water? What is the speed of the current?
February 6, 2013

C code
Write a .c file named calc that: - Takes arguments from the command line - Solves a simple math problem - Returns the result as an exit status calc.c: //this is the function that gets called when the executable is run. int main(int argc, char * argv[]){ //I've given you ...
February 6, 2013

English
What point is Tan making with the example of her mother and the hospital in Mother Tongue by Amy Tan 1990?
January 28, 2013

biology
1. discuss the mechanisms that organisms undergo to accomplish morphogenesis 2. Describe the contributions of drosophila and nematodes in advancing understandings of development
January 27, 2013

Physics
a tuning fork of frequency 500 Hz is rotating on the edge of a disk of radius 1.2 meters. (a) If the disk turns at a rate of 40 rev/min, what are the maximum and minimum frequencies heard by the listener? (b) To what positions of the tuning fork do these frequencies correspond?
January 26, 2013

Physics
Identical points on two harmonic waves with the same wavelength (.65 meters) and frequency are separated by a distance of .15 meters. What is the phase difference between the waves?
January 26, 2013

Physics
When speaker A is working the sound intensity at a particular location is 85 dB. When speaker B is working (without speaker A), it is 80 dB. What will it be if both speakers are working together?
January 26, 2013

biology
1. discuss the mechanisms that organisms undergo to accomplish morphogenesis 2. Describe the contributions of drosophila and nematodes in advancing understandings of development
January 26, 2013

Math
A certain car is about 100in. long and 60 in. wide. You plan to make a model of this car that is 9 in. wide. How long will your model be?
January 22, 2013

Chem.
What is the mass (in kilograms) of a cube of silver that measures 0.68m on each side, when the density of the sample is 10.5g/cm3
January 20, 2013

Chem.
What is the mass (in kilograms) of a cube of silver that measures 0.68 on each side, when the density of the sample is 10.5g/cm3
January 20, 2013

Physics
Three concentric rings and one point charge are in the same plane as shown in the above diagram. The linear charge densities of the rings are ë1 = 2.60nC/m, ë2 = -1.10nC/m, and ë3 = 2.20nC/m with corresponding radii of r1 = 86.0cm, r2 = 64.0cm, and r3 = 46.0cm. ...
January 17, 2013

Physics
A particle with mass m = 1.20g and charge q = 345ìC is traveling in the x-direction with an initial velocity of v0 = 68.0m/s. The particle passes through a constant electric field in the y-direction with magnitude |E| = 263N/C over a distance of d = 12.0m. (a) What is ...
January 17, 2013

lang arts
For the whole quick check the answers are B C C C
January 17, 2013

Help please
Paul Acorn maintains that the distinction between human and animal manipulation of the natural environment to create artifacts is: a. Technology b. the ethical application of technology c. Choice d. Creativity and adaptation
January 16, 2013

Math
What factors will give a product of 42? Show your work with repeated addition and with equal groups
January 13, 2013

help plzzzzz
Ok
January 2, 2013

help plzzzzz
Are y'all trying to bring me down
January 2, 2013

help plzzzzz
Please and that's all I know I know how to spell I am just rushing Leasson- lesson Is that better for you
January 2, 2013

help plzzzzz
I know how to spell I am jus rushing
January 2, 2013

help plzzzzz
Yes i meant teacher dont interupt while the parent and child is interacting greet the parent appropriately explain what you want the parent to do cleary explain the leasson dats all i no
January 2, 2013

help plzzzzz
Discuss the responsibilities a parent has to volunteer parents when these parents are invited to participate in learning activities. Include five responsibilities in your discussion and give an example of each.
January 2, 2013

HELP PLZ MATH
A recent article in the Myrtle Beach Sun Times reported that the mean labor cost to repair a color television is $90 with a standard deviation of $22. Monte's TV Sales and Services completed repairs on two sets this morning. The labor cost for the first was $75 and it was...
December 31, 2012

Physics
A(n) 563 kg elevator starts from rest. It moves upward for 3.18 s with a constant acceleration until it reaches its cruising speed of 1.96 m/s. The acceleration of gravity is 9.8 m/s 2 . Find the average power delivered by the elevator motor during this period. Answer in units...
December 20, 2012

Help Please!!Edu
When attachment capacity develops normally, the child gets pleasure from interacting with other people. The degree of pleasure is related to the degree of attachment-pleasing a parent brings more pleasure than pleasing a stranger. It is this very property that helps parents ...
December 16, 2012

Help Please!!Edu
what does research show about the child's relationship with the primary parental figure when the child has additional attachments to other people?
December 16, 2012

Factors
What multiplication fact can be found by using the arrays for 2×9 and 5×9?
December 12, 2012

Math
a store has 8 boxes each of red and black pencils. 4 boxes of red pencils and 6 boxes of black pencils are sold. how many pencils are left?
December 10, 2012

English
What does the adage "Never declare your physician your heir" mean?
December 9, 2012

algebra
y - 2 = -2(x - 3)
December 9, 2012

English
For an essay for my honors English class, I am comparing the character of Roger Chillingworth to a knife. While I do have some ideas to write about, do you guys have any tips on ideas I could use? More importantly, to those who have read the book, what type of knife do you ...
December 2, 2012

math
Its actually 65!
November 28, 2012

factors
Is 25 a multiple of 5? How do u know?
November 26, 2012

factors
How do u know that 5 is a multiple of 25?
November 26, 2012

Factors
1•How can adding doubles help you to multiply by 2? Give an example. 2•If the ones digit of a number is greater than 1 is 0, what factor or factors must that number have? 3•How to u know that 5 is a multiple of 5?
November 26, 2012

physics
An engine with an output of 233.0 W has an efficiency of 36.0 %. It works at 8.00 cycles/s. How much heat is rejected each cycle? * I found that work done per cycle is 29.1 J. Im not sure what to do next
November 18, 2012

Problem solving
Look at the number 13,15,19,25 Describe the pattern.
November 14, 2012

ss
how did kites affect people, cultures and economies
November 14, 2012

Math
Identify the property or rule shown by each number sentence: 5 * (2*4) = (5*2) *4
November 13, 2012

Calculus
The critical number of the function f(x)=6xlnx is x=
November 9, 2012

Physics
A line of identical train cars collide inelastically. (They couple.) Three carts are initially coupled and moving at speed v: the rest are stationary. The three moving cars hit a fourth, then those four hit a fth, and so on. This continues until the speed of the "...
November 1, 2012

Math
idk
October 30, 2012

soicial studys help plz
1. b 2. d 3. c
October 22, 2012

Chemistry
What volume of a 0.50 M solution of H2SO4 is required to completely neutralize 3.0 grams of NaOH? Write the equation.
October 8, 2012

english
Which sentence is correct?Select one of the options below as your answer: A. One can never have two many friends. B. One can never have too many friends. C. One can never have to many friends.
October 5, 2012

Algebra
A jar contains red, blue and yellow marbles.The number of red marbles is ten more than the number of yellow marbles and the number of blue marbles is double the number of yellow marbles. If the probability of choosing a yellow marble is one-fifth , how many marbles are in the ...
October 4, 2012

Statistics
Let X1,...,Xn be a sample from the N(0, sigma^2). 1) Find the method of moment estimator of sigma^2 2) Find the MLE estimator of sigma^2
October 1, 2012

Finance
1.BAC is considering an issue of preferred stock. The dividends are 8.12% of the $25 par value. a.If the current price is $26.25 per share, what is the return on the preferred stock? b.Suppose the preferred stock will mature in 20 years. If the price is $26.25 per share, what ...
September 30, 2012

Finance
1.You buy a SML Bond for $980. The bond has a face value of $1000 and an annual coupon rate of 8%. There are 5 years left until maturity. Because of a special delivery by the stork, you decide to sell the bond at the end of year 2 for $1050. What was your return? Why does this...
September 30, 2012

Physics
An outfielder throws a 0.145 kg baseball to the shortstop with a speed of 30 m/s at an angle of 20 degrees above the horizontal. How far does the ball travel? (Assume the shortstop catches it at about the same height that the outfielder throws it.)
September 27, 2012

Phamacy math
One teaspoonful diluted to a quart results in a 1/5000 solution. What is the amount of potassium permanganate in grams required to fill this prescription?
September 21, 2012

Finance
1.Tank Industries Washers expects to pay the following dividends over the next 4 years: $2.50, $3.20, $4.75 and $5.20 respectively (starting at time 1). a.After year 4, the firm expects a constant growth rate of 3%. If investors require 11%, what is the current share price? b....
September 19, 2012

chem
Aqueous sodium chloride and aqueous sulfurous acid are formed by the reaction of aqueous sodium sulfite and aqueous hydrochloric acid . write the balanced equation?
September 18, 2012

Math
Yes I was thinking the same thing. Wasn't too sure. Thanks.
September 14, 2012

Math
Which is greater, the greatest whole number with 5 digits or the least whole number with 6 digits?
September 14, 2012

Chemistry - Please help!
Hey i m not getting how you did the last part how did you solve for this equation 2.8*10^(-18) = (3x)^3 * (x+0.24) what was your answer
September 8, 2012

5th grade religion
Do members of. JVC work?
September 5, 2012

math
the highway doesnt need fence its already fenced can someone pls help?
September 3, 2012

math
A rancher with 7000 yds of fencing wants to enclose a rectangular field that borders a straight highway and then wants to devide it into two plots with a fence parellel to the highway. If no fence is needed along the highway, what is the largest area that the farmer can enclose?
September 3, 2012

chemistry
A 28.6 g of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 10.1 grams. What was the percent iron in the sample of ore?
August 30, 2012

chemistry
A 33.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 20.7 g. What was the mass of iron in the sample of ore?
August 30, 2012

chemistry
An ore contains Fe3O4 and no other iron. The iron in a 38.8-gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 25 g. What was the mass of Fe3O4 in the sample of ore?
August 30, 2012

chemistry
An ore contains Fe3O4 and no other iron. The iron in a 27.07 gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 21.9 grams. What was the percent Fe3O4 in the sample of ore?
August 30, 2012

chemistry
The reaction of 9.3 grams of fluorine with excess chlorine produced 4.1 grams of ClF3. What percent yield of ClF3 was obtained?
August 30, 2012

chemistry
Two liquids of different densities (ρ1 = 1500 kg/m3, ρ2 = 500 kg/m3) are poured together into a 100 L tank, filling it. If the resulting density of the mixture is 800 kg/m3, find the respective masses of the liquids used.
August 29, 2012

engineering
A steel cylinder has a volume of 0.26 L and holds 4 kg of water at 25˚C and 200 kPa. (a) Find the total mass and total volume of the system (cylinder + water). (b) Give the values for two EXTENSIVE properties and two INTENSIVE properties of the water.
August 29, 2012

biology
She is none of those names she i saying the truth it is cheating im only on here to check my answers so she dont deserve to be called that so you should back off bob
August 24, 2012

physics
A baseball is thrown horizontally off a cliff with a speed of 11 ms^-1. What is the vertical distance, to the nearest tenth of a meter, that the ball has fallen after 4.8 seconds?
August 22, 2012

english
which of the following contributes most to the mystery of "An occurrence at owl creek bridge? A) the breaking from the confeeracy B) for spying on Union activities C) for planning against the enemy D) for refusing to fee union soldiers I think the answer is c but not sure
August 20, 2012

English 11
I agree with jenne it is c
August 13, 2012

statistics
oh nevermind, i get what you are saying :) would you recommend that i do two different groups of mean and variance, one group is for having malaria, the other for not?
August 9, 2012

statistics
would i therefore need to be doing sigma = square root of [np (1-p)]?
August 9, 2012

statistics
Q) 75% of the population in Guinea, Africa is infected with malaria. Suppose a physician sees 6 patients in a given hour. Assuming these conditions are met, find the mean and standard deviation of the distribution. Help please!
August 9, 2012

physics
In a hydraulic piston, the small piston has a diameter of 2cm and the large piston has a diameter of 6m. How much more force can the larger piston exert compared with the force applied to the smaller piston?
August 6, 2012

Math
Your municipality withdraws 10,000 gallons per day from an aquifer that originally held 1,000,000 gallons. The recharge rate to the aquifer is 2,000 gallons per day. Determine how long it will take before the aquifer is depleted
August 2, 2012

Math (precalculus)
A rectangle has one corner in quadrant I on the graph of another at the origin, a third on the positive y-axis, and the fourth on the positive x-axis. Find the maximum area of the rectangle.
June 27, 2012

programming Please respond
you are rude to say that I have to change my career to adminstarotor. That is not very nice.
June 20, 2012

programming Please respond
input a list of positive numbers terminated by 0 into a array. find the mean of the numbers in the array and output the result. use a subprogram to input numbers a function to find the mean and a subprogram to output the result.
June 20, 2012

programming
input a list of positive numbers terminated by 0 into a array. find the mean of the numbers in the array and output the result. use a subprogram to input numbers a function to find the mean and a subprogram to output the result.
June 20, 2012

math
The following sequence of figures begins repeating in the fifth figure. The fifth figure has 2 squares, 2 triangles, and 1 rhombus. How many triangles will there be in the 176th figure?
June 13, 2012

physics
a motorisrt accelerates their car to 36m/s before realising they are over the speed limit and decelerates to 32m/s. calculate the distance traveled
June 7, 2012

business
1. An auto manufacturer negotiates a deal to have its cars appear in a Hollywood film. This is an example of A. publicity. C. media placement. B. product placement. D. image exposure. 2. To affect market _______, a company’s framework could be geographic, demographic, ...
June 6, 2012

physics
Two crates A and B connected together by a light rope are pulled along a factory floor by an applied force, F. Crate A has a mass of 50 kg and the coefficient of friction (μ) between crate A and the floor is 0,25. Crate B has a mass of 35 kg and μ between B and the ...
June 3, 2012

Math
A Company makes and sells sailboats. The company's cost function in thousands of dollars is C(x)=2x+20, and the revenue function in thousands of dollars is R(x) =4x, where x is the number of sailboats. Evaluate and interpret C(5).
May 29, 2012

Physics
How do I make calculations for a toy hovercraft?
May 20, 2012

Physics
How do I make calculations for a toy hovercraft?
May 20, 2012

English
To find the main idea of an informational text, look for
May 8, 2012

math 6th grade
write the rule anf find the missing input. input out put 0 5 3 14 x 32
May 7, 2012

math
find the terms and leave the coefficients as factorials. Term with b^8 in (a + b^2)^10
May 7, 2012

math
Simplify the following expression. (n-1)!/n!
May 4, 2012

English Helppppp
a persuasive argument that will promt your college to offer a summer block of cources that deal exclusively with current trends in the career field in which you are pursuing a degree, or in a field in which you have a keen interest. ok i plan to write about fashion designing ...
April 25, 2012

chemistry
saADFFF
April 25, 2012

chemistry
1232
April 24, 2012

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