Monday
September 1, 2014

Posts by Anonymous


Total # Posts: 69,978

Physics
3) What is the emf of a battery with an internal resistance of 0.15 if the battery delivers 1.5 A to an externally connected 5.0 resistors?
June 12, 2014

physics
A 200 – W computer power supply is on 10 hours per day. If the cost of electricity is $0.15/kWh, what is the cost (to the nearest dollar) to run the computer every day for a year (365 days)?
June 12, 2014

physical science(chemistry change)
095.5
June 12, 2014

physical science(chemistry change)

June 12, 2014

science-chemistry
4.35*10^-2
June 12, 2014

ALgebra
1500x
June 12, 2014

math
Jacqueline Strauss, a 25- year- old personal loan officer at Second National Bank, under-stands the importance of starting early when it comes to saving for retirement. She has committed $ 3,000 per year for her retirement fund and assumes that she’ll retire at age 65. a...
June 12, 2014

math
315
June 11, 2014

math
A hallway measuring 90 feet x 7 feet requires 1/2 a fluid ounce of cleaning solution per square foot. How much cleaning solution is required to clean the hallway
June 11, 2014

English
I was wondering for ninth grade, how long should an essay on 3 of Katherina (from taming of the shrew )characteristic be. And how long should each paragraph be.. Mine is not as long as my friends so I was wondering
June 11, 2014

algebra
A pound of tin is worth $2 more than a pound of copper. Three pounds of tin are mixed with 7 pounds of copper to make bronze that sells for $3.85 per pound. How much is a pound of tin worth
June 11, 2014

Math
How would I find the derivative of (8x^3)/sqrt(3x-2)?
June 11, 2014

trig
how do you find algebraically the measure of the obtuse angle, to the nearest degree, that satisfies the equation 3 sec theta = 5 is it sec theta = 5/3 and then cos -1 (5/8) = 0.4
June 11, 2014

Science
What is the difference between conserving energy and energy efficiency? What are 5 benefits of conserving energy?
June 11, 2014

math
infinity / 8 = ?
June 11, 2014

Distribution and warehousing
The risk of distribution of goods and materials are: -Sudden scarcity of raw materials. -Rising costs due to increased demand from competitors. -Political events, such as revolutions or transportation worker strikes that may slow delivery of raw materials.
June 11, 2014

Math
If (a + b / 10) = (a - 0.1b^2 / a - b), what is the value of a? F. 0.001 G. 0.1 H. 1 J. 10 K. 100
June 11, 2014

pueblo
In ƒ¢ABC, if the lengths of sides a and c are 8 centimeters and 16 centimeters, respectively, and the measure of ÚC is 35‹, what is the measure of ÚA to two decimal places?
June 11, 2014

physics
A body is to be projected at an angle with a velocity 24m/s just to pass over an obstacle 14m high at adistance of24m.then angle is what.
June 11, 2014

physics
The weightless strut in the figure below is not attached to the wall; it is prevented from falling only by friction. (Let w = 360 N, L = 5.25 m and h = 3.25 m.) (a) Find the magnitude of the force of friction between the wall and the strut. Correct: Your answer is correct. (b...
June 11, 2014

Chemistry
what is the mass of nh4cl that must dissolve in 100. grams of h2o to produce a saturated solution at 70 degrees celsius
June 11, 2014

chemistry
if an excess of nitrogen is reacted with 3.41 g of hydrogen, how many grams of ammonia can be produced?
June 11, 2014

physics
A motorist is driving at a constant velocity of 28 m/s when he decides to pass a car that is in front of him. He accelerates at a rate of 2.5 m/s2 for 3.0 seconds while passing the car. What is his velocity at the end of the 3.0 seconds?
June 11, 2014

physics
A student drops an object from a fourth floor window. The velocity of the object is measured at 29.28 m/s 3.0 seconds later. What is the acceleration of the object?
June 11, 2014

Reading
What does it mean when .... Bill clinton lifted the ban on gay in the military. Does he support gay or not? Am I a poor reader, since I cannot understand this? Please be honest..
June 10, 2014

STAT
n a planned study, there is a known population with a normal disrubution, \mu= 0, and \sigma=10. What is the predicted effect size (d) if the researchers predict that those given an experimental treatment have a mean of (a) -8, (b) -5, (c) -2, (d) 0, and (e) 10 ? For each part...
June 10, 2014

history
what is a POST RACIAL SOCIETY Do we live in one? What would one look like if we do not currently exist in one? Will we (should we) as Americans ever live in a POST RACIAL SOCIETY?
June 10, 2014

Physics
I thnk d Tension wil b T=ma+mg..m=max of load.ah may b wrong 2)force of aircraft,F=ma...
June 10, 2014

Physics
A 75.0-kg cross-country skier is climbing a 3.0o slope at a constant speed of 2.00 m/s and encounters air resistance of 25.0 N. Find his power output for work done against the gravitational force and air resistance. (b) What average force does he exert backward on the snow to ...
June 10, 2014

Physics
Thank You
June 10, 2014

Physics
(a) How high a hill can a car coast up (engine disengaged) if work done by friction is negligible and its initial speed is 110 km/h? (b) If, in actuality, a 750-kg car with an initial speed of 110 km/h is observed to coast up a hill to a height 22.0 m above its starting point...
June 10, 2014

Physics
A spring with a force constant 0f 2.50 kN/M is set upright, and a wood platform of negligible weight is fastened to its upper end. A 2.50 kg mass is gently placed on the platform and released. How far does the spring compress? What is the final equilibrium position?
June 10, 2014

physics
(a) How high a hill can a car coast up (engine disengaged) if work done by friction is negligible and its initial speed is 110 km/h? (b) If, in actuality, a 750-kg car with an initial speed of 110 km/h is observed to coast up a hill to a height 22.0 m above its starting point...
June 10, 2014

Math
Who is your math teacher? I have Mr.Ryan:)
June 10, 2014

Math
I am guessing you Go to Connections academy. if so, please respond. Here is how you do it. X|1 hr|2 hr|3 hr|4 hr| --------------------- 300 c|?c | ?c | ?c | function is easy multiply each hour by the number of possible calories to be burned. C=X*300 Hope this helped
June 10, 2014

maths
140 / 2 = ? ? - 20 = ? Answers 140 / 2 = 70 70 - 20 = 50 Girls=50 Boys= 90
June 10, 2014

Languege arts book responce Walk Two Moons
Do you agree or disagree with Gramps' decision to let Sal drive by herself to Lewiston? How might the consequences of that choice be different if Gramps had made another decision? Take a position and use examples from the novel to support your choice.
June 10, 2014

Languege arts book responce Walk Two Moons
Thank you Gaylee, but can you tell me which chapter to look in?
June 10, 2014

Languege arts book responce Walk Two Moons
this is a question for those who have read the book Walk two Moons.If you read the book, then you might be able to help. For those, answering, please answer in 5 or more scentances
June 10, 2014

Languege arts book responce Walk Two Moons
Do you agree or disagree with Gramps' decision to let Sal drive by herself to Lewiston? How might the consequences of that choice be different if Gramps had made another decision? Take a position and use examples from the novel to support your choice. Do you agree or ...
June 10, 2014

world history
D is the answer
June 10, 2014

math
0.84M
June 10, 2014

physics!
a 4.0 kg object has a velocity of 4.0 m/s headed east. an explosion causes it to break up into two smaller 2.0 kg objects. if one of the objects has a velocity of 3.0 m/s at an angle of 30 degrees east of north, what is the velocity of the other object after the explosion
June 10, 2014

physics
An object of mass 5.0 kg is attached to a string of length 2.0 m and rotating in a horizontal circle with an angular velocity of 3.0 rad/s. What is the angular momentum of the object?
June 10, 2014

Civics
In The Wealth of Nations, Adam Smith mentions that very good grapes could be grown in Scotland. However, growing high quality grapdes in Scotland would be about 30 times as expensive as purchasing grapes from foreign countries. Some nations are better than other at producing ...
June 10, 2014

Physics
A toy gun uses a spring with a force constant of 300. N/m to propel a 10.0-g steel ball. If the spring is compressed 7.00 cm and friction is negligible: (a) How much force is needed to compress the spring? (b) To what maximum height can the ball be shot? (c) At what angles ...
June 10, 2014

Physics
A 75.0-kg cross-country skier is climbing a 3.0o slope at a constant speed of 2.00 m/s and encounters air resistance of 25.0 N. Find his power output for work done against the gravitational force and air resistance. (b) What average force does he exert backward on the snow to ...
June 10, 2014

Physics
. (a) How high a hill can a car coast up (engine disengaged) if work done by friction is negligible and its initial speed is 110 km/h? (b) If, in actuality, a 750-kg car with an initial speed of 110 km/h is observed to coast up a hill to a height 22.0 m above its starting ...
June 10, 2014

Physics
A spring with a force constant 0f 2.50 kN/M is set upright, and a wood platform of negligible weight is fastened to its upper end. A 2.50 kg mass is gently placed on the platform and released. How far does the spring compress? What is the final equilibrium position?
June 10, 2014

Civics
When the U.S. enbassy in Iran was invaded and more than 50 Americans were taken hostage, how did the United States respond? -The Senate declared war on Iran and President Carter ordered troops to invade the country. -The United States chose to isolate itself and not get ...
June 10, 2014

maths
how do you decide how many boxes to draw when you split an amount of money using ratio?
June 10, 2014

math
About how tall is a tower i f the angle of depression from its top to a point 75 metres from the base is 62 degrees?
June 10, 2014

Civics
I apologize for the error in my question. It's "socialist direct democracy" which would directly influence the economy. Thoughts Ms. Sue??
June 10, 2014

Civics
Would it be possible to have a social direct democracy? -No, in a socialist society only a few high-ranking member of the communist party have political power. -No, a direct democracy requires a free market economy which is not socialist. -Yes, if everyone voted on economic ...
June 10, 2014

calculus
A parabola ,f, intersect the x axis at A and B and the y axis at C. The axis of symmetry of the parabola has the equation x=-3.The line through A and C has the equation g(x)=x+7. Determine the coordinates of A,B and C
June 10, 2014

physics
A skateboarder, with an initial speed of 4.2m/s , rolls virtually friction free down a straight incline of length 16m in 3.3 s.
June 10, 2014

check answer
From a hot air balloon, Sean looks through an angle of depression of 35 degrees to see LeAnn on the on the ground. If Sean and LeAnn are 500 ft. apart by the line of sight distance, to the nearest foot, how far is Sean off the ground? I used 500(cos55)
June 9, 2014

Precalculus
Records from the buzz sawmill show that workers have 0.03 probability of losing a leg and a 0.04 probability of losing an arm in any one year. Armand leg casualty insurance company plans to offer insurance policies for the workers. The company will pay $300 fir the loss of an ...
June 9, 2014

social studies help
Japanese American internment during World War II
June 9, 2014

social studies help
List 4 instances where the United States have paid reparations and note what positive impacts (if any)  these payments have made regarding American racial politics.
June 9, 2014

history
Explain Japanese internment and what (if any) role that period plays in the racial politics and interaction of modern Americans.
June 9, 2014

trigonometry
An airplane rises vertically 1000 feet over a horizontal distance of 1 mile. To the nearest degree what is the angle of elevation of the airplane’s path?
June 9, 2014

Business
***i have to answer interviewing questions for my homework. Im stuck on how to answer them. Its just practice and can be general. What is the most difficult part of the job? What types of challenges would I face in this position/department?
June 9, 2014

Physics
. A weightlifter lifts a 76.0 kg barbell 2.60 m 20 times in 1.50 minutes. What is his power output (a) in watts and (b) in hp?
June 9, 2014

math.
Solve the double inequality 0<(x+3)/2<5
June 9, 2014

math helpppp !
Solve the equation and check soultion 2(13t-15)+3(t-19)=0
June 9, 2014

physics
A child drops a ball from a height of 10 m. Assume its acceleration increases uniformly at the rate of 10m/s2. find the velocity with which the ball strikes the ground. Find the time taken to the ball reach the ground.
June 9, 2014

equation
10 triples every two months
June 9, 2014

physics
A child drops a ball from a height of 10 m. Assume its acceleration increases uniformly at the rate of 10m/s2. find the velocity with which the ball strikes the ground. Find the time taken to the ball reach the ground.
June 9, 2014

biology
A bacterial strain divides once every 30 minutes. After 90 minutes, a single bacterium can form a total of ___ bacteria
June 9, 2014

Math
Find two quadratic functions whose graph have the given x-intercepts. Find one function whose graph opens upward and another whose graph open downdward. (-5/2,0),(-2,0)
June 8, 2014

Math helpppp!
Write the quadratic function in standard form and sketech its graph. Identify the vertex. h(x)=(x-6)^2+3
June 8, 2014

algebra
the revenues per share of stock y (in dollars) for california pizza kitchen for the years 2000 through 2009 are given by the ordered pairs. (2000, 7.86) (2001, 9.02) (2002, 10.92) (2003, 12.66)(2004,14.64) (2005,16.26)(2006,19.16)(2007,22.32)(2008,28.37)(2009,27.47)
June 8, 2014

MATH
The perimeter of a rectangle is 540ft. Let x represent the width of the rectangle. Write a quadratic function for the area of rectangle in terms of its width. Find the vertex of the graph of the quadratic function and interpret its meaning in the context of the problem.
June 8, 2014

statistics
123
June 8, 2014

MATH
Find two quadratic functions whose graph have given x-intercepts. Find one function whose graph opens upward and another whose graph opens downward. (-4,0) (0,0)
June 8, 2014

physics
acceleration = 2,84 m.s Tension = 5,18 N
June 8, 2014

English
Even though the programmers are ------- about their new software, they are wary of publicly ------- its capabilities until further testing. (A) anxious . . commending (B) apprehensive . . substantiating (C) confident . . disclosing (D) positive . . decrying (E) cynical . . ...
June 8, 2014

Physics
Futurists project large space stations which would rotate so as to use centripetal acceleration to simulate gravity. The outer wall of the rotating space station would become a floor for the astronauts, and centripetal acceleration supplied by the floor would allow astronauts ...
June 8, 2014

Physics
Astrology, that unlikely and vague pseudoscience, makes much of the position of the planets at the moment of one’s birth. The only known force a planet exerts on objects on Earth is gravitational. (a) Calculate the gravitational force exerted on a 4.20 kg baby by the ...
June 8, 2014

physics
A geosynchronous Earth satellite is one that has an orbital period equal to the rotational period of the Earth. Such orbits are useful for communication and weather observation because the satellite remains above the same point on Earth, provided it orbits in the equatorial ...
June 8, 2014

Math
Thank you so much, Ms. Sue.
June 8, 2014

Math
15 - 6 = 9
June 8, 2014

Math
If 7x + 4y = 18 and 3x + y = -3, what is the value of x + y? F. 9 G. 11 H. 12 J. 14 K. 15
June 8, 2014

Math
Thank you very much PsyDAG.
June 8, 2014

Math
4( -15) = -60
June 8, 2014

Math
If you multiply a number by 3 and then add 40, the result is the same as if you first add 17 and then multiply by 2. What is the result if you subtract 9 from the number and then multiply by 4? A. -60 B. -72 C. -84 D. -108 E. -124
June 8, 2014

physics
prove that for finite length current element ?H = I/2πr(sinα2 - sinα1)aφ
June 8, 2014

statisticsbob
Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. But equally important, also explain what you would do if you owned your own company. Would you pay for your employers to receive Flu...
June 7, 2014

READING
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she soon learned that her ...
June 7, 2014

reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she soon learned that her ...
June 7, 2014

reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she soon learned that her casual...
June 7, 2014

reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she soon learned that her ...
June 7, 2014

reading
because i need help with ntrying to get the correct one. correction: succumb,digress,intermittent,squander,indispensable --please check yo see are these correct....
June 7, 2014

reading
words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she soon learned that her ...
June 7, 2014

Math
Hello. I need help with this question. A coin is tossed and a number cube is rolled. What is P(heads, a number less than 5 A 1/3 B 5/12 C 2/3 D 5/6 Based on the Info given, i can not figure out the answer to this question.
June 7, 2014

reading
succomb means?
June 7, 2014

math
If money can earn 5.25% compounded monthly, what is the value of an annuity consisting of annual payments of $2500 continuing for 16 years? The first payment will be received today.
June 7, 2014

Physics
An engine of the orbital maneuvering system (OMS) on a space shuttle exerts a force of for 3.90 s, exhausting a negligible mass of fuel relative to the 95,000-kg mass of the shuttle. (a) What is the impulse of the force for this 3.90 s? (b) What is the shuttle’s change in...
June 7, 2014

calculus
The Audubon Society at Enormous State University (ESU) is planning its annual fund-raising "Eat-a-thon." The society will charge students 90¢ per serving of pasta. The only expenses the society will incur are the cost of the pasta, estimated at 20¢ per ...
June 7, 2014

Pages: <<Prev | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members