Friday

March 6, 2015

March 6, 2015

**Recent Homework Questions About First Aid**

Post a New Question | Current Questions

**math/statistics**

The data show the time intervals after an eruption (to the next eruption) of a certain geyser. Find the regression equation,letting the first variable be the independent (x) variable. Find the best predicated time of the interval after an eruption given that the current ...
*Friday, March 6, 2015 at 8:14pm*

**SAT Math**

9, 13, 17, 21, ... In the sequence above, each term after the first is 4 greater than the previous term. What is the difference between the 105th term and the 99th term? I have no idea how to solve this problem
*Friday, March 6, 2015 at 7:39pm*

**History**

The Growing Nation Unit Test 1) Which question would best help you write a report regarding the changes to the political system during Jackson's presidency? :How did Andrew Jackson react to the results of the election of 1824? :When did Andrew Jackson decide to run for ...
*Friday, March 6, 2015 at 7:17pm*

**MaTH**

the school's track team ran the 220 relay in 7 minutes 46 seconds at their first track meet. The next meet, their time was 42 seconds shorter. At the next, their improvement was twice as great. What was their total running time at the last met?
*Friday, March 6, 2015 at 5:22pm*

**Physics**

A person walks first at a constant speed of 4.50 m/s along a straight line from point circled A to point circled B and then back along the line from circled B to circled A at a constant speed of 2.95 m/s. What is her average speed over the entire trip? I got 3.7 but it says it...
*Friday, March 6, 2015 at 4:27pm*

**Early childhood education**

Consider these two sentences from Michaela: A) Age 4 years: "I miss you, Nana!" (spoken over the phone to her grandmother who had returned home after a visit). B) Age 4 years, 6 months: "I'm going to miss you, Nana" (spoken in person to her grandmother ...
*Friday, March 6, 2015 at 2:58pm*

**math**

The third,sixth and seventh terms of a geometric progression(whose common ratio is neither 0 nor 1) are in arithmetic progression. Prove dat d sum of d first three is equal to d fourth term
*Friday, March 6, 2015 at 2:06pm*

**Probability**

A binary communication system is used to send one of two messages: (i) message A is sent with probability 2/3, and consists of an infinite sequence of zeroes, (ii) message B is sent with probability 1/3, and consists of an infinite sequence of ones. The ith received bit is &#...
*Friday, March 6, 2015 at 1:15pm*

**physics**

A disk of mass m is spinning freely at 6.22 rad/s when a second disk of identical mass, initially not spinning, is dropped on it so that their axes coincide. In a short time the two disks are corotating. (The two disks have the same radius.) (a) What is the angular speed of ...
*Friday, March 6, 2015 at 12:16am*

**Science**

Henri bacquerels original hypothesis was that florescent minerals became excited by solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did, Bacquerel ...
*Thursday, March 5, 2015 at 9:43pm*

**Chemistry**

A .2688-g sample of a monoprotic acid neutralizes 16.4 mL of .08133 M kOH solution, calculate the molar mass of the solution? First of all how can I calculate the molar mass?
*Thursday, March 5, 2015 at 6:04pm*

**math**

Jay has 6,200 beads. He is making bracelets with 9 beads each. How many bracelets can he make? How many beads will be left. I know the answer to the first question, but i don't know the second.
*Thursday, March 5, 2015 at 6:04pm*

**Math**

Find the first five terms: a sub n = 2^n - 5 -3, -1, 3, 11, 27?
*Thursday, March 5, 2015 at 3:26pm*

**using skills**

According to the text, why should teachers of young children share science activities with parents? A. Everybody should know the facts of science. B. Parents want to learn science. C. Science relates to all aspects of a child's life. D. Parents are their children's ...
*Thursday, March 5, 2015 at 2:47pm*

**reading**

Compare and contrast the two different versions of the story of the Great Chicago Fire. How does the format of each passage allow the author to add details and information to support his/her purpose? Excerpt 1: Fannie Belle Becker (later Fanny Dement), ten at the time of the ...
*Thursday, March 5, 2015 at 10:42am*

**social studies**

In the second Punic War, (1 point) Carthage attacked Rome Most battles took place at sea Carthage defeated Rome Rome invaded Spain 2. who was Cincinnati? (1 point) a dictator who served 16 days a dictator until his death a plebeian a member of the senate 3.The first Punic war ...
*Thursday, March 5, 2015 at 10:21am*

**math**

first multiply first 2 digits, wrire answer side by then multiply1st and 3rd digits write answer next to earlier answer. Then add both answers and minus middle digit of the question
*Thursday, March 5, 2015 at 9:20am*

**math**

Give that x is angle in the first quadrant such that 8sin 2x + 2cosx – 5 = 0 Find: cosx tanx
*Wednesday, March 4, 2015 at 9:53pm*

**math**

When it is assembled, a flute is 28 inches long. The middle piece m is 5 inches less than twice as long as the first piece f. The last piece l is two-thirds as long as the first piece. Find the length of each piece of the flute
*Wednesday, March 4, 2015 at 4:07pm*

**Chemistry**

After 62.0 min, 11.0% of a compound has decomposed. What is the half-life of this reaction assuming first-order kinetics?
*Wednesday, March 4, 2015 at 2:48pm*

**guidance and dicipline**

a morally autonomous person is one who is kind to others because. a will be rewarded for being respecful b. has personal feelings of respect for others c. will have a negative consequences for not respecting others d. naturally learn the skills during the first two years of ...
*Wednesday, March 4, 2015 at 2:32pm*

**physics**

a parent pushes a kid on a swing, A) If the child on the swing rises 2m above the lowest point during each cycle, what is her speed at the lowest point of the swing? B)If the beginning of a cycle (2m above the lowest point) the child is given a push so that her starting speed ...
*Wednesday, March 4, 2015 at 10:56am*

**Chemistry**

5% hydrocholric acid in 30ml (1 fl oz) - how to dillute to make 200 ml of .01 M? I think i need to first fin concentration solute /amount of solution x 100 .05/30 x100 = .166 Then i get lost!
*Wednesday, March 4, 2015 at 10:42am*

**math**

the first term of the arithmetic sequence is -37 and the second term is-30 what is the smallest positive term of the sequence?
*Wednesday, March 4, 2015 at 10:30am*

**math**

the first term of the arithmetic sequence is -37 and the second term is-39 what is the smallest positive term of the sequence?
*Wednesday, March 4, 2015 at 10:28am*

**science**

1. Which of Earth’s spheres contains most of its mass? (1 point) atmosphere hydrosphere geosphere biosphere 2. Erosion and weathering are examples of which types of forces? (1 point) constructive forces destructive forces gravitational forces inertia-related forces 3. ...
*Wednesday, March 4, 2015 at 9:41am*

**linear(hw check)**

determine if v1= [ 2 1 0] v2=[ -1 1 3] v3=[ 0 -1 6] spans the vector space of rows with three real entries which has dimension 3. so I wanted to make sure I did this correct. First I created a matrix with v1,v2,v3 as the columns (so for example column 1= 2 1 0 then I created ...
*Wednesday, March 4, 2015 at 8:18am*

**english**

Alberto's New Neighbors Alberto took one look at his new neighbours and knew that his life was going to get more difficult. He watched them arrive in their big, noisy car and watched them get out. There they were, two of them, as big and as noisy as their car, and smelly1...
*Wednesday, March 4, 2015 at 7:58am*

**physics**

In a relay race, each contestant runs a distance 25.7m while carrying an egg balanced on a spoon, turns around, and comes back to the starting point. Jenny runs the first distance 25.7m in a time t1 = 20.0s . On the return trip she is more confident and takes only time t2 = 14...
*Wednesday, March 4, 2015 at 7:23am*

**Physics**

Energy Budget for a Rocket in Free Space: Recall the analysis of the rocket engine in Project I, Flight of the Rocket. Although the momentum of the rocket and its exhaust is conserved (constant), their energy is not; energy must be supplied by the combustion of fuel. WARNING: ...
*Wednesday, March 4, 2015 at 4:28am*

**Physics**

Energy Budget for a Rocket in Free Space: Recall the analysis of the rocket engine in Project I, Flight of the Rocket. Although the momentum of the rocket and its exhaust is conserved (constant), their energy is not; energy must be supplied by the combustion of fuel. WARNING: ...
*Tuesday, March 3, 2015 at 10:57pm*

**Math**

For the first of two basketball games the price of each reserved seat was $1.50,the price of each unreserved seat was 5 cents, and the number of reserved seats sold was 1/25 of the number of unreserved seats sold.If, at a second game, the price of the reserved seats is to be ...
*Tuesday, March 3, 2015 at 10:18pm*

**Chemistry AP**

At 20◦C the vapor pressure of pure methanol (CH3OH) is 89.0 torr and of pure water (H2O) is 17.5 torr. A solution of methanol and water has a total vapor pressure of 35.5 torr at 20◦C. Calculate the mole fraction of methanol in this solution. Assume the solution ...
*Tuesday, March 3, 2015 at 8:41pm*

**Chemistry**

Why is the first ionization energy of a nonmetal much higher than that of an alkali metal in its same period?
*Tuesday, March 3, 2015 at 8:34pm*

**Math**

Ms. Henderson’s 5 art classes are turning in their final projects for the year. The table shows the numbers and type of project turned in during her first 4 classes. Part A Write the ratio of paintings to sculptures for each class in simplest terms. Class A(8 to 12): 2:3...
*Tuesday, March 3, 2015 at 5:46pm*

**Science**

Human Body & Disease Practice 1) Which of the following effects would you expect if red blood cells were shaped like neurons? :They would not be able to move as easily through capillaries.*** :They would more easily carry out gas exchange in the alveoli. :They would not need ...
*Tuesday, March 3, 2015 at 5:26pm*

**Probability **

Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p, where 0<p<1. Given that there were 4 Heads in the first 7 tosses, find the probability that the 2nd Heads occurred at the 4th toss. Give a numerical answer.
*Tuesday, March 3, 2015 at 12:48pm*

**MATHS**

in a GP,the product of the 2nd and 4th terms doubled the 5th term and sum of the first four term is 80.Find the GP.
*Tuesday, March 3, 2015 at 12:25pm*

**Chemistry**

Ok, I'm trying my best here, I'm learning, and I'm thinking I'm on a roll, until I can't get the right answer again..... First.. the butane question Calculate the mass of Butane needed to produce 82.7g Carbon dioxide. 2C4H10 +13 O2--->10H2O +8CO2 Ratio ...
*Monday, March 2, 2015 at 11:21pm*

**Math**

Eighteen students in a class play baseball. Seventeen students in the class play basketball. Thirty students in the class plau either or both sports. Select the Venn diagram that shows the number of students who play basketball and baseball. A.The first diagram shows the first...
*Monday, March 2, 2015 at 7:22pm*

**Novel**

In chapter 9 of The True Confessions of Charlotte Doyle, Charlotte goes to the forecastle for the first time since she has been aboard the Seahawk to get a needle for Ewing. What might this suggest about her character? Of what literary device is this an example?
*Monday, March 2, 2015 at 7:17pm*

**Math**

Sam rolls a strike in 6 of the 10 frames of bowling What is the experimental probability that Sam will roll a strike in the first frame of the next game ? Explain why a number cube would not be a good way to simulate this situation Please help !!!!😖
*Monday, March 2, 2015 at 6:49pm*

**Math**

Eighteen students in a class play baseball. Seventeen students in the class play basketball. Thirty students in the class plau either or both sports. Select the Venn diagram that shows the number of students who play basketball and baseball. A.The first diagram shows the first...
*Monday, March 2, 2015 at 6:10pm*

**Writing Skills Part 4**

1.When creating a writing plan,which of the following should come first? *A.Material that will capture the reader's interest B.The first section of the body of the essay C.A brief summary of the conclusion 2.Which two things must be accomplished by the introduction if the ...
*Monday, March 2, 2015 at 5:24pm*

**math**

Give that x is angle in the first quadrant such that 8sin 2x + 2cosx – 5 = 0 Find: cosx tanx
*Monday, March 2, 2015 at 4:24pm*

**books**

In chapter 9 of The True Confessions of Charlotte Doyle, where does Charlotte go for the first time since she has been aboard the Seahawk? For what does she go there? What might this suggest about her character? Of what literary device is this example?
*Monday, March 2, 2015 at 4:12pm*

**physics**

The largest tension that can be sustained by a stretched string of linear mass density μ, even in principle, is given by τ = μc2, where c is the speed of light in vacuum. (This is an enormous value. The breaking tensions of all ordinary materials are about 12 ...
*Monday, March 2, 2015 at 3:51pm*

**math**

If you place $2,000.00 in a savings account with an interest rate of 4.5%/month versus an account with a rate of 3.75%/month, how much more interest could you earn in that month using the first account?
*Monday, March 2, 2015 at 3:08pm*

**Writing Skills Part 3**

1.Under the Library of Congress system,where would you begin to research for books on the legal system of Greece? A.E B.k C.U [ D.G] 2. You've located three books on a topic you're researching for an essay.The first thing you should do in determining if any of these ...
*Monday, March 2, 2015 at 2:13pm*

**help journilism**

First Human Source Name and Position: what do they mean by this ?
*Monday, March 2, 2015 at 12:10pm*

**History**

Four major candidates ran in the 1824 election, all under the "Democratic-Republican" name. One of the candidates, Andrew Jackson, was already famous. In the 1780s, he earned the right to practice law and served in various offices of the state government, including ...
*Monday, March 2, 2015 at 9:44am*

**calculus**

Plot three points with first coordinate equal to (-2.8) and join them
*Sunday, March 1, 2015 at 11:35pm*

**soc. 120**

Which statement represents a utilitarian viewpoint about the legality of pornography? (Points : 1) Pornography harms people who participate in it. Pornography demonstrates the virtue of sex. Pornography serves to enhance the enjoyment of a certain portion of the population. ...
*Sunday, March 1, 2015 at 10:28pm*

**Chemistry**

The rate constant for the decomposition of gaseous azomethane, C2 H6 N2 (g) > N2 (g) + C2 H6 (g) Is 40.8 min-1 at 425OC. Find the number of moles azomethane and the number of moles of nitrogen 0.0500 minutes after 2.00 g of azomethane is introduced. Assume that the ...
*Sunday, March 1, 2015 at 10:27pm*

**Chemistry Need Help**

How many grams of baking soda, NaHCO3, are needed to react with 125 mL of stomach acid having an HCl concentration of 0.05984 M? The reaction is NaHCO3(aq) + HCl(aq) → NaCl(aq) + CO2(g) + H2O(l). Do I need to chenage mL to L first? I'm really stuck with this question...
*Sunday, March 1, 2015 at 9:59pm*

**Math**

A Major League Baseball team has won 15 of its first 27 games. The team will play 162 games. At its current rate of winning, how many games will the team win?
*Sunday, March 1, 2015 at 6:56pm*

**math**

Give that x is angle in the first quadrant such that 8sin 2x + 2cosx – 5 = 0 Find: cosx tanx
*Sunday, March 1, 2015 at 4:59pm*

**Writing - APA**

For writing in APA and your table goes on two pages, do you just repeat the table header rows? I already titled the table on the first page.
*Sunday, March 1, 2015 at 4:49pm*

**Writing Skills Part 3**

1.Under the Library of Congress system,where would you begin to search for books on the legal system of Greece? A.E B.k C.U [D.G] 2.If a source is reasonable,we know A.The information offered up-to-date,factual detailed,and precise. [B.We can trust and believe author.] C.the ...
*Sunday, March 1, 2015 at 4:41pm*

**Calc**

Find the area in the first quadrant bounded by the curve y=(9-x)^1/2 and the x- and y-axis.
*Sunday, March 1, 2015 at 4:15pm*

**Math**

Find the first 5 terms. a sub 1 = 4 and a sub n = 0.5a (sub n - 1) + 1 1.5, 2, 2.5, 3, 3.5
*Sunday, March 1, 2015 at 4:14pm*

**Math**

find the area in the first quadrant bounded above by y=sinx, below by the x-axis, and to the right by x=pi/2 is divided into two equal parts by the line x=a. Find a.
*Sunday, March 1, 2015 at 4:14pm*

**Math**

Find the first five terms: a sub n = 2^n - 5 -3, -1, 3, 11, 27?
*Sunday, March 1, 2015 at 4:11pm*

**mohale**

Kwaito enrolled at university of johannesburg, his family gives him a pocket money that doesn't last for a month. So he decided to work at Ramodumo car wash next to his campus to make extra cash. A car wash agrees to pay him R55.00 per day and extra R10.00 for each car he ...
*Sunday, March 1, 2015 at 2:54pm*

**History**

What does Truman mean when he claims, "Should we fail to aid Greece and Turkey in this fatal hour, the effect will be far reaching to the West, as well as t the East"?
*Sunday, March 1, 2015 at 2:31pm*

**Chemistry**

Procedure 0) The sodium phosphate, Na3PO4 solution has NPFA ratings of 1 (out of 4) for health, 0 for fire, and 0 for reactivity. Cobalt (II) nitrate has 2 for health, 0 fire, and 0 for reactivity. 1) Carefully label (1-‐6) and weigh 6 small test tubes. 2) You will ...
*Sunday, March 1, 2015 at 12:30pm*

**Calc**

Find the area in the first quadrant bounded by the curve y=(9-x)^1/2 and the x- and y-axis.
*Sunday, March 1, 2015 at 8:33am*

**AP Calc**

find the area in the first quadrant bounded above by y=sinx, below by the x-axis, and to the right by x=pi/2 is divided into two equal parts by the line x=a. Find a.
*Sunday, March 1, 2015 at 8:31am*

**statistics**

Suppose for the same 3000 women, we also measured their weight. Suppose the data were again normally distributed. The average weight is 143 lbs., and the standard deviation is 30 lbs. Suppose the correlation between height and weight is r = +.69. What is the slope of the best-...
*Sunday, March 1, 2015 at 3:03am*

**Accounting**

formation about the Maxwell Company's inventory of one item during 2010 is given below. Units Unit Cost Beginning Inventory, Jan 1, 2010 80 $24.00 Purchases: March, 2010 45 24.00 July 2010 75 22.00 Nov. 2010 100 21.00 Ending Inventory, Dec. 31, 2010 55 Compute the cost of ...
*Saturday, February 28, 2015 at 11:51pm*

**Probability**

Can someone help me with this question? In the game of craps, a player loses a pass line bet if a sum of 2, 3, or 12 is obtained on the first roll. In another version of the game called crapless craps, the player does not lose by rolling craps, and does not win by rolling an ...
*Saturday, February 28, 2015 at 8:31pm*

**Physics**

A 42 kg man stands on a bathroom scale in an elevator. Starting from rest at the bottom floor, the elevator ascends, attaining its maximum speed of 1.95 m/s in 1.22 s. It travels with this constant speed for the next 7.80 s. The elevator then slows down for 2.20 s and comes ...
*Saturday, February 28, 2015 at 2:41pm*

**Chemistry**

Acetone is one of the most important solvents in organic chemistry, used to dissolve everything from fats and waxes to airplane glue and nail polish. At high temperature, it decomposes in a first order process to methane and ketene (CH2=C=O).At 600C, the rate constant is 8....
*Saturday, February 28, 2015 at 2:02pm*

**Chemistry**

Define the-half of a reaction. Explain on the molecular level why the half- life of a first-order reaction is constant
*Saturday, February 28, 2015 at 10:53am*

**Chemistry**

Define the-half of a reaction. Explain on the molecular level why the half- life of a first-order reaction is constant
*Saturday, February 28, 2015 at 8:22am*

**Chem **

What simplifying assumptions do we usually make in working problems involving equilibria of salts of polyprotic acids? Why are they usually valid? Answer by selecting all true statements. Are the answers: a,b,d,and f A)If the two ionization constants are not very different the...
*Friday, February 27, 2015 at 11:48pm*

**statistics**

A headline in a certain newspaper states that "most stay at first job less than 2 years." That headline is based on an online poll of 320 college graduates. Among those polled, 72% stayed at their first full-time job less than 2 years. a. Assuming that 50% is the ...
*Friday, February 27, 2015 at 4:00pm*

**PSYCH**

1 Which of the following is NOT one of the three fundamental features of science? a empirical questions b public knowledge c mathematical equations (My Answer) d systematic empiricism 2 A set of beliefs can be said to be pseudoscientific if it lacks one or more of the three ...
*Friday, February 27, 2015 at 3:27pm*

**Language Arts**

Which of the following sentences contains a pronoun in the objective case? A. What costume should I wear to the party tonight? B. Maybe Martha will loan me something. C. Her costumes are always the best. D. She won first prize in a Halloween contest last year! Is the answer A ...
*Friday, February 27, 2015 at 2:11pm*

**physics **

A radio station, broadcasting at 89.1 MHz on the FM dial, has two transmission towers d = 40.0 m away from each other, producing signals that are completely in phase. An avid fan of this station is listening to it on her portable radio while jogging directly toward one of the ...
*Friday, February 27, 2015 at 2:01pm*

**Psychology**

1 Which of the following is NOT one of the three fundamental features of science? a empirical questions b public knowledge c mathematical equations (My Answer) d systematic empiricism 2 A set of beliefs can be said to be pseudoscientific if it lacks one or more of the three ...
*Friday, February 27, 2015 at 12:54pm*

**American Constitutional Law**

The powers belonging to the people and the states are enshrined in: A. the First and Second Amendments. B. the Thirteenth and Fourteenth Amendments. C. Article III. D. the Ninth and Tenth Amendments. Is it C?
*Friday, February 27, 2015 at 11:40am*

**Math**

What is the probability of getting a number larger than 10 for the first time on the third roll
*Friday, February 27, 2015 at 2:26am*

**Statistics**

Let x and y be the amounts of time (in minutes) that a particular commuter must wait for a train on two independently selected days. Define a new random variable w by w = x + y, the sum of the two waiting times. The set of possible values for w is the interval from 0 to 2a (...
*Friday, February 27, 2015 at 2:12am*

**math**

first string sports can purchase sneakers for $450 per dozen less trade discounts of 14/12 from ideal shoes. Fancy footwear is offering the same sneakers for $435 less trade discounts of 18/6. Which supplier offers a lower net price? would i be correct if i said first string ...
*Friday, February 27, 2015 at 12:11am*

**chemistry**

The rate of removal of Aspirin from the body is a first order reaction with a rate constant,k = 0.34/h How long does it takes for 87.5% of Aspirin to be removed from the body?
*Thursday, February 26, 2015 at 11:03pm*

**ela**

I'm analyzing JFK's speech for concession and counter argument. In this paragraph, I'm confused which is the counter and which is the concession. 1 "Some say that it is useless to speak of world peace or world law or world disarmament-and that it will be ...
*Thursday, February 26, 2015 at 9:06pm*

**Math**

John and Miles each had some money. First Miles gave John a quarter. Then John gave Miles one-third of his money. Then Miles gave John one-third of his money. At the end, John had $2.50 and Miles had $2.00. How much did they each start with?
*Thursday, February 26, 2015 at 7:37pm*

**Economics**

What are the conditions of China's economy in transition these past few years? How does it benefit(or harm) the country Switzerland? If it benefits Switzerland, how will Switzerland's IMF(international monetary fund)be affected or act towards it? And if it harms ...
*Thursday, February 26, 2015 at 7:21pm*

**Art**

Protecting and Respecting Art 1. Which exhibit would be the least likely choice for a museum specializing in European art? :Renaissance Art :Medieval religious panels :Temple Art*** :Baroque Art 2. A Chinese watercolor painting contains an image of a bird resting peacefully on...
*Thursday, February 26, 2015 at 1:41pm*

**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?
*Thursday, February 26, 2015 at 1:38pm*

**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?
*Thursday, February 26, 2015 at 1:37pm*

**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?
*Thursday, February 26, 2015 at 1:37pm*

**Math**

The table below shows the number of students from different classes of two schools who participated in a sports competition: School A 25 21 2 22 20 21 20 23 1 School B 3 2 1 5 4 2 3 4 3 Part A: How can you use box plots to compare the median and interquartile range of the data...
*Thursday, February 26, 2015 at 12:12pm*

**sociology**

All of the following reasons cause a variance in divorce rates among segments of the population in the United States, except: (Points : 3) 1. Age at first marriage 2. Education 3. Race and ethnicity 4. Social class <-------- Please check my answer.
*Thursday, February 26, 2015 at 10:14am*

**Physics**

Two men of the same mass climb the same flight of stairs. The first man climbs the stairs for 25 seconds, while the seconds person takes 35 seconds. Which man does the most work?
*Thursday, February 26, 2015 at 4:58am*

**INTEIER DESIGN**

When you have completed your exam and reviewed your answers, click Submit Exam. Answers will not be recorded until you hit Submit Exam. If you need to exit before completing the exam, click Cancel Exam. Questions 1 to 20: Select the best answer to each question. Note that a ...
*Thursday, February 26, 2015 at 12:45am*

**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?
*Wednesday, February 25, 2015 at 7:40pm*

**OSSEC**

WITH THE AID OF DIAGRAM EXPLIAN SYRING
*Wednesday, February 25, 2015 at 4:46pm*

**Language arts **

In the first stanza, while lines rhyme? A. Lines 1 and 3. 1. It shall flash through coming ages, 3. And eyes now dim with sorrow B. Lines 2 and 4 2. It shall light the distant years; 4. Shall be brighter through their tears. C. Lines 3 and 4 3. And eyes now dime with sorrow 4...
*Wednesday, February 25, 2015 at 4:39pm*

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