Thursday

March 5, 2015

March 5, 2015

Total # Posts: 78,561

**physics**

What percentage of the takeoff velocity did the plane gain when it reached the midpoint of the runway?
*January 26, 2015*

**Math**

I can't figure out how to solve this math problem, please help. 1.4 divided by 36.96
*January 26, 2015*

**math**

Sierra spent 2/3 of her savings on clothes and 1/5 0n school supplies. She saved the rest. What fraction of her savings did she save?
*January 26, 2015*

**SS**

I see machinery, firearms, shoes, watches, and instrument
*January 26, 2015*

**SS**

What resources led to the appearance of the Industrial Revolution in New England? Can some help me answer this question it is (5 points)
*January 26, 2015*

**physics**

It is night and a wilderness camper is in distress. To signal for help, they take a flare gun into a clearing and fire a flare up from the ground at a speed of 15 m/s. a) How high does the flare make it into the sky? b) How long is the flare in the sky? c) If the surrounding ...
*January 26, 2015*

**Math**

A fireman is standing 25 m due west of the burning building. If the angle of elevation of the ladder is 51°, how long is his ladder?
*January 26, 2015*

**math**

A peanut manufacturing company pays $0.02 per square inch of label used on its cylindrical peanut containers. Each container has a radius of 1.5 inches and a height of 2.5 inches. If the label covers the lateral area of the container, how much would it cost to produce 150,000 ...
*January 26, 2015*

**Math **

Your weekly paycheck is 30 percent less than your coworker's. Your two paychecks total 695. Find the amount of each paycheck. Your coworker's is : and yours is .
*January 26, 2015*

**LA**

Is it D?? Ms.Sue?
*January 26, 2015*

**LA**

Okay Thank you
*January 26, 2015*

**LA**

Hi. Ms. Sue. Can you please check my answer? 1. In "The Sky Is Low, the Clouds Are Mean". what human behavior does the snowflake display? A)It cannot make up its mind.** B)It is mean and nasty. C)It is full of complaints. D)It has trouble getting along with others. 2...
*January 26, 2015*

**Physics**

A golfer takes three putts to get the ball into the hole. The first putt displaces the ball 3.32 m north, the second 1.63 m southeast, and the third 0.703 m southwest. What are (a) the magnitude and (b) the angle between the direction of the displacement needed to get the ball...
*January 26, 2015*

**Physics**

A golfer takes three putts to get the ball into the hole. The first putt displaces the ball 3.32 m north, the second 1.63 m southeast, and the third 0.703 m southwest. What are (a) the magnitude and (b) the angle between the direction of the displacement needed to get the ball...
*January 26, 2015*

**Math**

What don't you like about Reiny's answer?
*January 26, 2015*

**history**

Which of the following describes changes to the industry in South Carolina during the 1800s? (
*January 26, 2015*

**SS**

The Industrial Revolution led to changes as the U.S. became more economically independent. Which of these changes occurred during this time? A)Cities began to grow, because individuals moved from farms looking for education.** B)Low taxes allowed people to invest in small ...
*January 26, 2015*

**SS**

I need help! Ms.Sue can you check my answer? Which of the following help to increase the populations of northeastern cities? A) More diversity B) Successful cotton crops C) Growth of factories and trade** D) Building of the Erie Canal A boundary was set between Canada and the ...
*January 26, 2015*

**Algebra I**

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?
*January 26, 2015*

**physics**

In a chase scene, a movie stuntman runs horizontally off the flat roof of one building and lands on another roof 2.0m lower. If the gap between the buildings is 4.4m wide, how fast must he run to cross the gap? Express your answer to two significant figures and include the ...
*January 26, 2015*

**Calc**

Thank you for the help SJ, Steve & Reiny.
*January 25, 2015*

**Calc**

lim x->0 X*e^(cos 1/x)
*January 25, 2015*

**4th grade math**

A frog made 3 jumps. The first was 12 5/6 inches. The second jump was 8 3/6 inches. The third jump was 15 1/6 inches. What was the total distance the frog jumped?
*January 25, 2015*

**Criminal Law**

Thank you for the help!
*January 25, 2015*

**Criminal Law**

Explain West Virginia laws that prohibit conduct that would be considered predatory.
*January 25, 2015*

**Calc 1**

1. Evaluate: lim x->0 (sqrt((x+4)-2)/x 2. Show that the limit of 4x-1 as x->2 is 7.
*January 25, 2015*

**math 2nd grade**

Write a sentence using words that compares the crayons in the two boxes
*January 25, 2015*

**physics**

John and Mary are skating at an ice rink. John skates at a constant speed of 6.7 m/s, with respect to the ice surface, directly south. Mary skates at a constant speed of 11.5 m/s in a direction of 34° west of south, with respect to the ice. What are the magnitude and ...
*January 25, 2015*

**ALGEBRA**

Thank you
*January 25, 2015*

**ALGEBRA**

Please help...Since opening night, attendance at Play A has increased steadily, while attendance at Play B first rose and then fell. Equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. On what day(s) was ...
*January 25, 2015*

**Social Studies**

as its intellectual who became the leader of Harlem Renaissance Claude McKay H L Menuken W E B DuBois James Weldon Johnson
*January 25, 2015*

**physics**

In a chase scene, a movie stuntman runs horizontally off the flat roof of one building and lands on another roof 2.0m lower. If the gap between the buildings is 4.4m wide, how fast must he run to cross the gap? Express your answer to two significant figures and include the ...
*January 25, 2015*

**phys**

If you drop a cricket ball from a very high tower, what is the final velocity after 3.5 seconds? The answer will be in m s-1
*January 25, 2015*

**Quick Alegbra Help**

sam travelled 1/4 of a journey by bus. he jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled
*January 25, 2015*

**Quick English help**

Please check each of my answers from these short stories in "The House On Mango Street". Please correct me if I'm wrong! "Our Good Day" 1. How does Cisneros use a simile on the first page of this vignette? A. To highlight the difference between cathys ...
*January 25, 2015*

**Quick english help**

Please check each of my answers from these short stories in "The House On Mango Street". Please correct me if I'm wrong! "Meme Ortiz" 2. What does the fact that Meme and his dog both have two names reveal about the neighborhood? A. People are ...
*January 25, 2015*

**ALGEBRA**

I can't find help for this one; explain. You roll a standard number cube. Find P(number less than 3). (1 point) 1/3 2/3 3/2 5/6
*January 25, 2015*

**physics**

You're heading an international effort to save Earth from an asteroid heading toward us at 11km/s . Your team mounts a rocket on the asteroid and fires it for 10 min, after which the asteroid is moving at 21km/s at 32∘ to its original path. In a news conference, what...
*January 25, 2015*

**physics**

A hockey puck moving at 37m/s slams through a wall of snow 31cm thick. It emerges moving at 15m/s . Part A Assuming constant acceleration, find the time the puck spends in the snow. Express your answer to two significant figures and include the appropriate units. Part B ...
*January 25, 2015*

**Quick english help**

Is two A?
*January 25, 2015*

**Quick english help**

Please check each of my answers from these short stories in "The House On Mango Street". Please correct me if I'm wrong! "Laughter" 1. Which of the following best characterizes the relationship between eaperanza and Nenny in this story? A. Esperanza ...
*January 25, 2015*

**physics**

A model rocket leaves the ground, heading straight up at 45m/s . Part A What's its maximum altitude? Express your answer to two significant figures and include the appropriate units. Part B Find its velocity at 1 s? Express your answer to two significant figures and ...
*January 25, 2015*

**physics**

You drop a rock into a deep well and 4.1s later hear the splash. How far down is the water? Neglect the travel time of the sound. Express your answer using two significant figures.
*January 25, 2015*

**Quick english help**

Is one A?
*January 25, 2015*

**Quick english help**

Please check each of my answers from these short stories in "The House On Mango Street". Please correct me if I'm wrong! "Our Good Day" 1. How does Cisneros use a simile on the first page of this vignette? A. To highlight the difference between cathys ...
*January 25, 2015*

**algebra**

17 occupied seats on the bus 11seats are empty what is a ratio of number of occupied seats to empty seats ?
*January 25, 2015*

**Quick english help**

Please check each of my answers from these short stories in "The House On Mango Street". Please correct me if I'm wrong! "Cathy Queen Of Cats" 1. Which of the following can be inferred about Cathy? A. She is related to French royalty B. She thinks she ...
*January 25, 2015*

**ALGEBRA**

Wrong. Given a quadratic equation, the x-value that will always yield the maximum y-value is given by the equation: x = -b/2a So, in this case... t = -(92)/2(-5) = 9.2 sec Therefore, the boulder will reach it's maximum height at 9.2 sec. Now, just plug n' chug it into ...
*January 25, 2015*

**ALGEBRA**

A catapult launches a boulder with an upward velocity of 92 m/s. The height of the boulder, h, in meters after t seconds is given by the function h = –5t2+ 92t + 16. How long does it take to reach maximum height? What is the boulder’s maximum height? Round to the ...
*January 25, 2015*

**english**

my neigbor give a lot parties but not because theyre they just dont impress the guest with there
*January 25, 2015*

**civic**

what are the conflict prevention methods?
*January 25, 2015*

**Algebra**

Thank you but I think the answer is actually 5/6????
*January 25, 2015*

**Algebra**

You have the numbers 1–24 written on slips of paper. If you choose one slip at random, what is the probability that you will not select a number which is divisible by 6? (1 point) 1/6 5/6 1/3 2/3 my answer - right or wrong?
*January 25, 2015*

**math**

Suppose that the functions f and g are defined for all real numbers x as follows.f(x)=x+4,g(x)=3x+2.Write the expressions for(f*g)(x) and (f-g)(x) and evaluate (f+g)(4)
*January 25, 2015*

**Maths and Physics**

An inverted garbage can of Weight W is suspended in air by water from a geyser. The water shoots up from the ground with a speed u, at a constant rate dm/dt. Find the maximum height at which the garbage can rides.What assumption must be fulfilled for the maximum height to be ...
*January 25, 2015*

**Algebra samuel **

5*+9=3*-36
*January 24, 2015*

**physics**

A series of two 2.0 kg blocks are attached together through string B.Two of the blocks weigh each 2.0 kg and are now being use for a new experiment. The blocks are being pulled upwards by another string A with a force of 25 N. What is the acceleration of the blocks?(3.55 m/s^2...
*January 24, 2015*

**Trigonometry**

Law of Sines sigma=27 deg 30' c= 52.8 a=28.1 Please show two solutions (beta1, beta2,...) due to acute and obtuse angles. Thank you so much for helping!
*January 24, 2015*

**english**

Identify the sentence that is punctuated correctly. a Give me a call tomorrow, veronica, when you get home, so we can discuss the details of the upcoming event. b. Give me a call tomorrow, Veronica, when you get home so we can discuss the detail of the upcoming event. c. Give ...
*January 24, 2015*

**physics**

A series of two 2.0 kg blocks are attached together through string B.Two of the blocks weigh each 2.0 kg and are now being use for a new experiment. The blocks are being pulled upwards by another string A with a force of 25 N. What is the acceleration of the blocks?(3.55 m/s^...
*January 24, 2015*

**Intro. Physics!!!**

1------- A -10 uC charge is placed 0.20 m away from an unknown charge. The force between the two charges is found to be attractive and has a value of 9.0 N. What is the magnitude and sign of the other charge? 2-------- A -5 uC charge is a distance of 12 cm from a 7 uC charge. ...
*January 24, 2015*

**Physics**

A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at...
*January 24, 2015*

**Physics**

A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at...
*January 24, 2015*

**Physics**

Three charges, Q1, Q2 and Q3 are located on a straight line. The charge Q3 is located 0.136 m to the right of Q2. The charges Q1 = 1.22 μC and Q2 = -2.46 μC are fixed at their positions, distance 0.301 m apart, and the charge Q3 = 3.03 μC could be moved along ...
*January 24, 2015*

**Pre Calculus**

Approximate, to the nearest 0.01 radian, all angles theta in the interval [0,2pi) that satisfy the equation. a.) sin theta=-0.0135 b.) cot theta=-2.731 Thank you for helping! I appreciate it!
*January 24, 2015*

**Chemisty Help**

I've got the answers!!! Thank you!!!
*January 24, 2015*

**Chemisty Help**

using 1-bromobutane and any necessary organic or inorganic reagent, suggest efficient syntheses of each of the following alcohols: 1) 1-pentanol 2) 2-hexanol 3) 1-phenyl-1-hexanol 4) 3-methyl-3-heptanol 5) 1-butylcyclobutanol Thank you!
*January 24, 2015*

**Physics**

3*e-8
*January 24, 2015*

**statistics**

In a class of 300 students, John’s rank was 40. Find his percentile rank
*January 24, 2015*

**statics**

in a certain normal distribution , 1.25% of the area lies to the left of 42 , and 1.25% of the area lies to the right of 48. find population mean and sigma
*January 24, 2015*

**pre-calculus**

The terminal ray of an angle passes through the point (5,12). What is the value of cosine for this angle?
*January 24, 2015*

**Social studies**

In Greece what were the first competitions other than sports in the Olympics
*January 24, 2015*

**science**

A tractor pulls a tree trunk across a horizontal piece of ground. If the force in a chain is 3000N and the chain forms an angle of 30 degrees with the ground, calculate the force with which the tree is pulled across the ground and the force with which the tree is lifted
*January 24, 2015*

**Chemistry **

What two factors inﬂuence the effectiveness of molecular collisions in producing chemical change?
*January 24, 2015*

**ART check answers please**

Idk
*January 24, 2015*

**College Algebra**

2*2
*January 23, 2015*

**Add maths form 4**

one of the roots of the equation x^2 - 2qx + 2q +4 = 0 is three times the other root, determine the value q. The answer is 4 and -4/3. Could anyone pls show me the step? Thx in advance
*January 23, 2015*

**math**

According to the US Bureau of the Census, the world population in the year 1950 was A=2555360972, and in 2000 it was B=6079006982. We'll use A and B so we don't have to keep writing those large and idiosyncratic numbers. We usually use y and x in the equation of a line...
*January 23, 2015*

**math**

The next three problems explore some techniques of data analysis. According to the US Bureau of the Census, the world population in the year 1950 was A=2555360972, and in 2000 it was B=6079006982. We'll use A and B so we don't have to keep writing those large and ...
*January 23, 2015*

**math**

A new apartment building was sold for $125000 4 years after it was purchased. The original owners calculated that the building appreciated $3000 per year while they owned it. Find a linear function that describes the appreciation of the building, if x is a number of years ...
*January 23, 2015*

**Language Arts**

Oh ok thank you:)
*January 23, 2015*

**math**

The consumers will demand 32 units when the price of a product is $59, and 50 units when the price is $42. Find the demand function (express thr price p in terms of the quantity q), assuming it is linear.
*January 23, 2015*

**SS**

I don't know anything about SS.
*January 23, 2015*

**SS**

What resources led to the appearance of the Industrial Revolution in New England? Can somebody help me answer this question??
*January 23, 2015*

**earth**

The radius of the Earth is approximately 3,960 miles. Find the approximate surface-area-to-volume ratio of the Earth.
*January 23, 2015*

**S.S**

Yes. You are correct!
*January 23, 2015*

**Science**

1)What is the Theory of Plate Tectonics? 2)What physical features are caused by plate tectonics? 3)What causes Earth's plates to move continuously?
*January 23, 2015*

**LA**

Thank you so much Ms. Sue. I got a 4/4
*January 23, 2015*

**LA**

In which of these places would you most likely see a rut? A)a dirt road B)a museum hall C)a movie theater D)a skyscraper I choose A?
*January 23, 2015*

**LA**

Ms.Sue?? I choose d?
*January 23, 2015*

**LA**

Are you talking to me Ms.Sue?
*January 23, 2015*

**LA**

Answer Choose. A)shining B)blue C)drops D)golden
*January 23, 2015*

**LA**

Okay. Question 2. In the context of these lines from "Harlem Night Song," which word tells you that dew is probably some kind of moisture? Moon is shining, Night sky is blue. Stars are great drops Of golden dew. I choose A?
*January 23, 2015*

**LA**

Can I ask you 3 more questions?
*January 23, 2015*

**LA**

In what way do the people actually "disappear" in "The City Is So Big"? A)They cannot be seen once they go inside the buildings. B)They disappear behind closed elevator doors. C)They are murdered. D)They move to the suburbs. I choose B?
*January 23, 2015*

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