Friday

April 24, 2015

April 24, 2015

**social studies 8th**

1. The “separate-but-equal” doctrine comes from which of the following? (1 point) Jim Crow laws the Plessy v. Ferguson decision*** the Cumming v. Richmond Board of Education decision anti-Semitism 2. John Hope became the first African American president of which ...
*Monday, March 30, 2015 at 7:07pm*

**math**

A string of decorative lights is 28 feet long. The first light on the string is 16 inches from the plug. If the lights on the string are spaced 4 inches apart, how many lights are there on the string?
*Monday, March 30, 2015 at 4:59pm*

**Algebra**

Two hot air ballons are in flight above a field. The first balloon is 30 meters above ground and rising 25 meters per minute. The second ballon is 300 meters above ground and descending 20 meters per minute. When will the two balloons be at the same altitude? and what would be...
*Monday, March 30, 2015 at 9:16am*

**Chem**

When an ion-selective electrode for sulfate was immersed in 0.0300 M sodium sulfate, the measured potential was 0.0460 V. What is the concentration of sulfate when the potential is 0.0610 V? Assume that the electrode follows the Nernst equation, the temperature is at 25°C...
*Sunday, March 29, 2015 at 11:10pm*

**Pschology 202**

1. The three broad categories, also called domains, of adult development are: physical, cognitive, and sexual. (Points : 1) True False Question 2.2. Temperament is a term that relates to personality and emotional development. (Points : 1) True False Question 3.3. True or False...
*Sunday, March 29, 2015 at 6:54pm*

**Computer science C++**

A problem in timber management is to determine how much of an area to leave uncut so that the harvested area is reforested in a certain period. It is assumed the reforestation takes place at a known rate per year, depending on climate and soil conditions. A reforestation ...
*Sunday, March 29, 2015 at 6:25pm*

**Computer Science**

A problem in timber management is to determine how much of an area to leave uncut so that the harvested area is reforested in a certain period. It is assumed the reforestation takes place at a known rate per year, depending on climate and soil conditions. A reforestation ...
*Sunday, March 29, 2015 at 5:57pm*

**math**

1. Shawn Fitzgerald finds a suitable property and agrees upon a selling price of $137,900. The mortgage company requires a 20% down payment and Shawn chooses to finance the property for 30 years at 8%. What is the total amount of interest charged, rounded to the nearest whole ...
*Sunday, March 29, 2015 at 4:46pm*

**Calculus 2 - Series**

I am so confused on how to do series problems...especially these. How can you tell the pattern and determining the formula for them? Can someone please help? 26) Write the first five terms of the sequence {an} whose nth term is given. an = (n + 3)/(2n − 1) a1 = ? a2 = ? ...
*Sunday, March 29, 2015 at 4:31pm*

**math**

Problem: A riding stable manager is planning a nutritional diet for 9 horses. The manager finds the table below in a guide about horse health. The cost of 1000 Calories of horse feed is $0.25. What is the cost per day to feed 9 horses? (Hint: First, try writing an expression ...
*Sunday, March 29, 2015 at 3:13pm*

**social studies**

2.in what industry did the industrial revolution begin? a)coal mining b)electrical production** c)steel manufacturing d)textile manufacturing 3.Which renaissance scientist first proposed the heliocentric theory? a)Francis Bacon b)Nicolaus Copernicus c)Galileo Galilei*** d)...
*Sunday, March 29, 2015 at 2:03am*

**social studies**

1.which of the following improved during the industrial revolution? a)treatment of disease*** b)pollution in cities c)child labor conditions d)housing for the poor 2.in what industry did the industrial revolution begin? a)coal mining b)electrical production c)steel ...
*Sunday, March 29, 2015 at 1:18am*

**social studies**

1.What role did Marco Polo play in the age of exploration? a)He found the first sea route to Asia. b)He conquered native peoples in the Americas. c)He invented new tools and methods of navigation. d)He increased European interest in foreign lands idk i need help.
*Sunday, March 29, 2015 at 12:50am*

**statistics**

If I selected one player at random what would be the probability of an NBA player in the Eastern conference being less than 6 feet tall? First calculate the z-score and then use the standard normal table to find the probability.
*Saturday, March 28, 2015 at 3:41pm*

**Math questions**

1. Shawn Fitzgerald finds a suitable property and agrees upon a selling price of $137,900. The mortgage company requires a 20% down payment and Shawn chooses to finance the property for 30 years at 8%. What is the total amount of interest charged, rounded to the nearest whole ...
*Saturday, March 28, 2015 at 2:03pm*

**Math**

The first term of geometric is 124.the sum of infinity is 64.find the common ratio
*Saturday, March 28, 2015 at 8:40am*

**P H Y S I C S **

A lumberjack (mass = 98.3 kg) is standing at rest on one end of a floating log (mass = 258 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +3.69 m/s relative to the shore, and then hops onto an identical floating log that is ...
*Friday, March 27, 2015 at 10:49pm*

**Civics**

7. The original purpose of the Constitutional Convention of 1787 was to A. develop the principle of states' rights. B. solve the slavery issue. C. revise the Articles of Confederation. D. elect the first president of the United States...
*Friday, March 27, 2015 at 10:14pm*

**us history**

Which of these statements best compares the economic development of the North and South during the first half of the 19th century? More factories and railroad lines were built in the North than in the South. The North developed more trade connections with Europe than the South...
*Friday, March 27, 2015 at 5:50pm*

**American History**

Among instances of corporate malfeasance in the early twenty-first century, the _______ scandal was the most shocking and economically damaging for employees and shareholders. A. American Tobacco B. Tyco International C. Enron D. WorldCom I have looked all of the place for ...
*Friday, March 27, 2015 at 4:53pm*

**Civics**

2. The Eighteenth Amendment, "Prohibition," was reversed by the _______ Amendment. A. Twentieth B. Twenty-first C. Nineteenth D. Twenty-second B?
*Friday, March 27, 2015 at 4:31pm*

**american Literature**

(1) "It's positively cruel!" pouted Jennie Allen, one of a group of girls occupying a garden bench in the ample grounds of Miss Stearne's School for Girls, at Beverly. "It's worse than that; it's insulting," declared Mable Westervelt, her ...
*Friday, March 27, 2015 at 2:42pm*

**statistics**

Consider the test of hypothesis for the equality of two population means. The sample data from the first population is: n = 10, x-bar = 52.4, s = 5. The sample data from the second population is: n = 8, x-bar = 48.2, s = 6. Both variables are normally distributed and the ...
*Friday, March 27, 2015 at 9:26am*

**math**

A class survey in a large class for first-year college students asked, “About how many minutes do you study on a typical weeknight?” The mean response of the 463 students was = 118 minutes. Suppose that we know that the study time follows a Normal distribution with ...
*Friday, March 27, 2015 at 12:29am*

**Math-Lit 143**

Suppose you buy a two-year CD for $50,000 from First Command Bank. Use the APY from the First Command Bank table to determine how much interest it earns for you at maturity.
*Thursday, March 26, 2015 at 11:06pm*

**chemistry**

What is the theoretical yield of H[2]O (in grams) if 8.3 mol H[2]S were consumed in the above reaction? If 137.1g of water was actually collected after the reaction, what is the percent yield? I have no idea to do this problem. I am not good in math at all and currently taking...
*Thursday, March 26, 2015 at 9:03pm*

**grammar**

if there is a split quotation what do i do if the first part is a question but the other half is not do I put a question mark?
*Thursday, March 26, 2015 at 4:43pm*

**Business **

14. When you first started your new business, you were so excited about the large volume of orders you had. One year later, you find that your orders are less than half of what they were in the beginning. What is the most probably cause of this decrease in order? A. You'...
*Thursday, March 26, 2015 at 2:33pm*

**Math**

Samantha has 2 meters of ribbon for wrapping packages She uses 15 centimeters of ribbon on first package how much ribbon is left
*Thursday, March 26, 2015 at 12:26am*

**business**

1. What percentage of new businesses fail in the first year? A. 40 percent B. 60 percent C. 25 percent D. 75 percent I think it's A. But not sure
*Wednesday, March 25, 2015 at 4:24pm*

**Health**

What is the first activity of the digestive system? A. Digestion B. Ingestion C. Movement D. Absorption i pick D.
*Wednesday, March 25, 2015 at 1:56pm*

**History Help Please**

1. Which of the following was an effect of the assembly line? A) it made workers want to return farms B) it made clothing more expensive to produce C) it increased demands for worker compensation D) it drove down the cost of clothing production *** 2. Who introduced the idea ...
*Wednesday, March 25, 2015 at 11:59am*

**history **

which of the following was an effect of the assembly line? A) it made workers want to return farms B) it made clothing more expensive to produce C) it increased demands for worker compensation D) it drove down the cost of clothing production Who introduced the idea of ...
*Wednesday, March 25, 2015 at 11:13am*

**math,Computer**

Let A and B be two data lists. Concatenation of the list A and another list B is defined to be equal to B, if A is null; and is defined to be equal to concatenation of head of A with the concatenation of tail of A and B, otherwise (where head of A is the first element of A, ...
*Wednesday, March 25, 2015 at 7:23am*

**physics**

A mother rocket fired from the ground last year’s eve ejects 25% of its mass 2.0 at the at the rate if so m/s in the first second of its flight. Find the initial acceleration of the mother rocket.
*Wednesday, March 25, 2015 at 6:59am*

**physics**

A mother rocket fired from the ground last year’s eve ejects 25% of its mass at the at the rate if so m/s in the first second of its flight. Find the initial acceleration of the mother rocket.
*Wednesday, March 25, 2015 at 6:10am*

**chemistry **

If it takes 30 seconds for a reactant concentration to decrease from 1.0 M to 0.5 M in a first-order chemical reaction, then what is the rate constant for the reaction? A. 43 s–1 B. 0.046 s–1 C. 0.023 s–1 D. 0.033 s–1
*Wednesday, March 25, 2015 at 1:14am*

**physics**

Starting from home, you bicycle 22km north in 2.3h and then turn around and pedal straight home in 1.3h . What are your (a) displacement at the end of the first 2.3h , (b) average velocity over the first 2.3h , (c) average velocity for the homeward leg of the trip, (d) ...
*Wednesday, March 25, 2015 at 12:53am*

**math**

A rope is 15 feet long. Cut it into 3 pieces. The first piece was 3.57 feet longer than the second piece. The third piece was 2.97 feet longer than the second piece. How long was the third piece of rope?
*Tuesday, March 24, 2015 at 10:33pm*

**English (writing)**

Hello! I have to write an essay a critical paragraph/essay tommorrow on the following topic: In the first half of the novel, the author uses the idea of gender identity and societal expectations. In what way does the author use the character of Scout to comment on this topic...
*Tuesday, March 24, 2015 at 9:21pm*

**Math**

given a standard deck of 52 cards, 3 cards are dealt. If each card is replaced in the deck (and the deck is well shuffled) after being dealt answer the questions below. 1. If the first two cards are queens, what is the probability that you will be dealt three queens? 2/50 = 1/...
*Tuesday, March 24, 2015 at 7:47pm*

**Math**

1. When their child was born, Elaine and Mike Porter deposited $5,000 in a savings account. The money ears interest at 6 percent compounded quarterly. How much will the account be worth when their child celebrates her second birthday? My answer= $5,632.46 2. Asia Desai ...
*Tuesday, March 24, 2015 at 6:41pm*

**am i right? :/ ss**

1. Why did African American urban communities develop? (Choose all that apply.) (3 points) African Americans overcame legal limitations placed on them and found solidarity in city communities.**** African Americans were placed in urban communities against their choice. African...
*Tuesday, March 24, 2015 at 3:25pm*

**Math Help!!!**

determine whether each sequence is arithmetic or geometric. find the next three terms. 1. 14,19,24,29.... geometric, 34,39,44 arithmetic,32,36,41 arithmetic 34,39,44**** the sequence is nether geometric nor arithmetic 2. -4,8,-16,32.... arithmetic. 64,128,256 geometric -64,128...
*Tuesday, March 24, 2015 at 2:15pm*

**Social Studies 8th thank you**

1. The Bourbon Democrats would have been likely to support which of the following? (Choose all that apply.) (3 points) lower taxes*** less government spending growth of industry*** African American rights*** 2. Unhappy farmers formed what organization? (1 point) Farmers’ ...
*Tuesday, March 24, 2015 at 1:35pm*

**Englisg**

1) Using a single formatting _____ helps to make reading researched information easier;it lets the reader know what to expect. A. Citation B. Text C. Style D. Website My answer was B I got it wrong 2) when creating a writing plan,which of the following should come first? A. A ...
*Tuesday, March 24, 2015 at 8:47am*

**math**

draw two figures such that the first one has a greater perimeter but smallaer area than the second
*Monday, March 23, 2015 at 11:12pm*

**Writing**

Please help! 1) Using a single formatting _____ helps to make reading researched information easier;it lets the reader know what to expect. A. Citation B. Text C. Style D. Website My answer was B I got it wrong 2) when creating a writing plan,which of the following should come...
*Monday, March 23, 2015 at 9:36pm*

**English**

As a general rule, where in your essay is it best to place your thesis statement? A. In the first, introductory paragraph of the essay B. Anywhere at all, because the best thesis statement is implied, not specified C. In the second or third paragraph of the body of the essay D...
*Monday, March 23, 2015 at 7:59pm*

**English**

When using pronouns such as you, your, and yours, you're writing in which point of view? A. First-person B. Compound-person C. Second-person D. Third-person my answer is c.
*Monday, March 23, 2015 at 7:33pm*

**Science Check Please Dr.Bob222**

I am sorry would..Hopefully this would make it easier 1. Your ____ is your first line of defense against pathogens. brain heart large intestine skin * 2. Blood vessels help regulate your body's temperature. When it's cold, your blood vessels ____ to decrease blood flow...
*Monday, March 23, 2015 at 7:24pm*

**Physics **

A cart is moving at 1.01 m/s to the left has a head-on collision with a 28.5 kg cart traveling 2.04 m/s to the right. If the velocity to the first cart is 2.99 m/s to the right, what is its mass?
*Monday, March 23, 2015 at 6:18pm*

**math**

I need help with this please it is urgent! : ok so 1 what are accomplishments of the Incas? 2 what did not contribute to the Spanish victory over the Aztecs. 3 the first European colonies to win independence4 in the Americas was, 4 two leaders that contuted to the independent ...
*Monday, March 23, 2015 at 2:27pm*

**History**

Secession and War Quiz 1) The admission of Missouri as a slave state was controversial in the Senate because... :The Senate was pro-slavery. :It would create sectionalism. :It would upset the balance.*** :The Senate was anti-slavery. 2) The main topic of the Lincoln-Douglas ...
*Monday, March 23, 2015 at 1:43pm*

**Science Check Please**

1. Your ____ is your first line of defense against pathogens. brain heart large intestine skin 2. Blood vessels help regulate your body's temperature. When it's cold, your blood vessels ____ to decrease blood flow and retain heat. boil constrict cool down expand 3. The...
*Monday, March 23, 2015 at 10:15am*

**arithmetic**

second term is 8 and fourth term is 14.find the first term and the common difference.
*Monday, March 23, 2015 at 7:11am*

**Calculus **

a bottle of water with temperature 70 F is placed in a refrigerator with an internal temperature of 34 F. After 30 minutes, the temperature of the water has decreased to 52 F a)Give the cooling constant k(6th decimal place), and find an expression for the temperature of the ...
*Monday, March 23, 2015 at 5:51am*

**Physics **

The position of a mass oscillating on a spring is given by x = (7.0 cm) cos [2πt/(0.71 s)]. (a) What is the frequency of this motion? (b) When is the mass first at the position x = -7.0 cm?
*Sunday, March 22, 2015 at 9:20pm*

**Math**

a plane traveling at 400 mph leaves the philadelphia airport at 1pm heading due east. two hours later a second plane traveling at 600 mph leaves the airport heading in the same direction. at what time does the second plane overtake the first?
*Sunday, March 22, 2015 at 8:29pm*

**genetics**

The two most basic steps of DNA replication are: A.primase causes primer to bind the template and ligase copies the template. B.helicase unwinds the template and DNA polymerase binds the template. C.leading strand is copied first and lagging strand is copied second. D.the new ...
*Sunday, March 22, 2015 at 8:23pm*

**Statistics**

I have a bunch of questions to work on with this specific scenario but I was hoping someone can just help me get started on the first one because I'm having trouble getting started and I'll do the rest on my own.Thanks for any help! In a southern state, it was revealed...
*Sunday, March 22, 2015 at 7:39pm*

**Criminal Justice**

. The __________ was the first governing document in the United States. A) U.S. Constitution B) second Constitution of Congress C) Twelve Tables D) Articles of Confederation
*Sunday, March 22, 2015 at 7:17pm*

**Math**

There are 47 students in the marching band. There are 5 students in te first row, and the rest are in equal rows of 6. How many students are in each of the 6 rows?
*Sunday, March 22, 2015 at 6:58pm*

**Math**

1. Rishi ram obtained an installment loan for $3,000.00. He agreed to repay the loan in 6 monthly payments. His monthly payments is $516.50. What is the APR? MY ANSWER=0.33% 2. Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 ...
*Sunday, March 22, 2015 at 2:57pm*

**English**

Suppose you're writing an essay about the process of changing a tire on your car. Which of the following is the best example of evidence to support your thesis? A. The first tires were bands of iron that were fitted by wheelwrights onto the rims of wooden cart and wagon ...
*Sunday, March 22, 2015 at 1:51pm*

**History Check Please (Don't Be Mean)**

1. LULAC supported Coal miners’ pension rights. union interests. Mexican Americans’ rights. African Americans’ rights. 2. The federal government tried to help farmers in all these ways EXCEPT paying them to plant trees as windbreaks. paying them to plant clover ...
*Sunday, March 22, 2015 at 1:50pm*

**Chemistry**

Can someone please answer one of these question so I would be able to know how to do the others? 1. What volume of 0.275 M KOH (aq) must be added to 75.0 mL of 0.137 M H3AsO4 (aq) to reach (a) the first stoichiometric pony; (b) the second stoichiometric point 2. What volume of...
*Sunday, March 22, 2015 at 1:05pm*

**mathematical physics**

Obtain all the first and second order partial derivatives of the function: f( x, y ) = In(I+xy^2)
*Sunday, March 22, 2015 at 5:27am*

**1**

A rocket is fired in deep space, where gravity is negligible. In the first second it ejects 1160 of its mass as exhaust gas and has an acceleration of 15.7m/s2 .
*Sunday, March 22, 2015 at 5:15am*

**3**

A rocket is fired in deep space, where gravity is negligible. In the first second it ejects 1160 of its mass as exhaust gas and has an acceleration of 15.7m/s2 .
*Sunday, March 22, 2015 at 2:53am*

**chemistry**

Hey, I'm struggling a bit with this thermal energy question: One major cost in the brewing history is the cost of energy used in running a plant. Much of the heating plant is accomplished by the cooling and or condensing of steam. When 50.0 mg of griest is heated from 25.0...
*Saturday, March 21, 2015 at 11:34pm*

**Math**

Hi! My teacher wanted me to sketch the graph of solution set of each system. For the first question, she wants me to use the slope intercept form and the second question using a table of values, but, I'm a little lost. Can someone help? Thanks! 1.) 3x + 2y < 6 x > 0 ...
*Saturday, March 21, 2015 at 7:52pm*

**Math**

1. Rishi ram obtained an installment loan for $3,000.00. He agreed to repay the loan in 6 monthly payments. His monthly payments is $516.50. What is the APR? MY ANSWER=0.33% 2. Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 ...
*Saturday, March 21, 2015 at 7:36pm*

**computer code**

Create a Flowchart and pseudocode. Create a class whose main method creates three arrays. The first array will contain five kinds of flowers - petunia, pansy, rose, violet, and carnation. The second array will contain the cost of each flower, respectively, 50 cents, 75 cents...
*Saturday, March 21, 2015 at 7:01pm*

**science**

The two systems shown below are identical except for the rod connecting the two beakers. Initially the temperatures of the beakers are as follows: Beaker A = 88°C Beaker B = 42°C Beaker C = 88°C Beaker D = 42°C Four minutes later the temperatures are as follows...
*Saturday, March 21, 2015 at 4:34pm*

**Economics**

China's slowdown Jan 20th 2015, 10:26 by S.R. | SHANGHAI MUCH of the analysis of China’s 2014 GDP data, which the government published today, has focused on the economy’s slowdown That is, on one level, understandable. Growth of 7.4% was China’s weakest in ...
*Saturday, March 21, 2015 at 3:07pm*

**Math**

Amanda Sabino's taxable income is $20,900.00. How much will she pay in state tax? Tax Table- First $2,000: 2.0% rate Next $4,000: 3.0% rate Next $4,000: 4.5% rate Over $10,000: 6.0% rate My answer-$1254 Am I correct? Thank you!!
*Saturday, March 21, 2015 at 2:45pm*

**algebra**

1. A rectangular wooden frame has side lengths 5x and 7x + 1. The rectangular opening for a picture has side lengths 3x and 5x. -What is the area of the wooden part of the frame? Write your answer in factored form. -How can drawing a diagram help you solve the problem? -How ...
*Saturday, March 21, 2015 at 2:07pm*

**Math**

Hi! My teacher wanted me to sketch the graph of solution set of each system. For the first question, she wants me to use the slope intercept form and the second question using a table of values, but, I'm a little lost. Can someone help? Thanks! 1.) 3x + 2y < 6 x > 0 ...
*Saturday, March 21, 2015 at 12:40pm*

**physics**

The five engines of the first stage of a launch vehicle provide a total thrust of 31.5 x 106 newtons to the space vehicle (launch vehicle and spacecraft). Assuming the acceleration is uniform, calculate the acceleration of the 2.764 x 106 kg space vehicle after lift-off. The ...
*Saturday, March 21, 2015 at 10:48am*

**eng.Economic**

deposits $1,000 now, $2,000 2 years from now, and $5,000 5 years from now into a fund paying 12% compounded semiannually. a. What sum of money will be accumulated at the end of sixth year? b. What equal deposits of size A, made every 6 months (with the first deposit at t=0 and...
*Saturday, March 21, 2015 at 8:28am*

**Math**

a horse race has 14 entries and one person owns 3 of those horses. assuming that there are no ties, what is the probability that those three horses finish first, second and third?
*Friday, March 20, 2015 at 11:36pm*

**economics**

Samantha Roberts has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the manager of another pharmacy for $40,000 per year or to purchase a pharmacy that generates a revenue of $200,000 per year. To purchase the pharmacy, ...
*Friday, March 20, 2015 at 8:09pm*

**economics**

Samantha Roberts has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the manager of another pharmacy for $40,000 per year or to purchase a pharmacy that generates a revenue of $200,000 per year. To purchase the pharmacy, ...
*Friday, March 20, 2015 at 6:39pm*

**Help ms sue or whoever smart as history **

In the 1800s, it was believed women were good at working on projects to improve the community because (5 points) women were better leaders than men. women were better planners than men. women were more emotional than men. women were more moral than men. 2. Which factor ...
*Friday, March 20, 2015 at 6:25pm*

**Flowcharts and pseudocode**

Create a class whose main method creates three arrays. The first array will contain five kinds of flowers - petunia, pansy, rose, violet, and carnation. The second array will contain the cost of each flower, respectively, 50 cents, 75 cents, $1.50, 50 cents, and 80 cents per ...
*Friday, March 20, 2015 at 1:56pm*

**Advanced Algebra**

The arithmetic progression has first term 4 and last term 34. If the sum of its terms is 247, find the number of terms and their common difference.
*Friday, March 20, 2015 at 12:27pm*

**English**

I was just given this sheet in class and my teacher didn't help me at all.. She seems more concerned with her phone than teaching the class.. can someone help me do a few of these so I can understand? all prepositional phrases in parentheses. Underline the subject or ...
*Friday, March 20, 2015 at 12:11pm*

**math 5th grade**

A snail is crawling up the side of a wall that is 3 meters high. Each day, he crawls up 40cm. The first night, he slips back down 2cm; the second night he slips down 4cm; the third night he slips down 6cm; and so on at the same rate.(He was getting more tired each night!) How ...
*Friday, March 20, 2015 at 1:00am*

**Math**

Zain goes swimming. He swims the first length of the pool in 2.5 minutes. The time he takes to swim each length is 10 seconds more than he took to swim the previous length. A. Find the time Zain takes to swim the fifth length. B. Find the time taken for Zain to swim a total of...
*Thursday, March 19, 2015 at 6:28pm*

**Math**

A ball is dropped vertically. It reaches a height of 1.6m on the first bounce. The height of each subsequent bounce is 80% of the previous bounce. A. Find the height the ball reaches on the 6th bounce. B. Find the sum of the first seven terms of this sequence.
*Thursday, March 19, 2015 at 6:14pm*

** Social studies**

What was the first act of the British government to cause colonial anger and what year did it take place?
*Thursday, March 19, 2015 at 4:54pm*

**English help :)**

Aunt Elizabeth’s Dream Matthew Ramirez 1United States, 1919. Hanna and her sister, Ali, anxiously await their mother’s return. Their mother, who is the niece of the late Elizabeth Cady Stanton, is out voting for the first time since the passage of the Nineteenth ...
*Thursday, March 19, 2015 at 11:12am*

**Physics **

Three collinear charges +7.0 x10^-5 C , +4.8 x10*-5 C, and -8.0 x 10^-5 C exert forces on each other. The first and second charges are 35.0 cm apart. The second and third charges are 35.0 cm apart. What is the magnitude and charge of the total force on the third charge? I know...
*Thursday, March 19, 2015 at 12:13am*

**physics help **

Please explain the answers. Thank You 1. A rifle is fired horizontally over a large flat plane. At the instant the rifle is fired, a student drops a second identical bullet from the same height as the rifle. Which bullet hits the ground first? 2. A monkey is hanging from a ...
*Thursday, March 19, 2015 at 12:06am*

**rate law chemistry **

hey so this is for rate law if the first step is the slow step. it is also an equilibrium. I just want to check if this is right. [Acetophenone]+[Ethoxide]<-k1--> k-1 [Intermediate]+[Ethanol] Just want to make sure this will be the rate law: k1/k-1 [Acetophone][Ethoxide...
*Wednesday, March 18, 2015 at 6:53pm*

**Ethics and Technology**

1. The first electronic networking technology widely used in the United States was the: A. Internet. B. radio. C. telegraph. D. telephone. is it C
*Wednesday, March 18, 2015 at 4:44pm*

**physics**

A student pushes a coin off the edge of a counter with some horizontal velocity. At the instant the coin goes over the edge, a second student drops a second coin from countertop level so it falls vertically to the floor. Which coin hits the floor first? please help
*Wednesday, March 18, 2015 at 3:01pm*

**Algebra help please**

Part A: Divide (16x^5y^4 + 6x^3y - 2x^2y - 24x^2y^4) by -2x^2y. Part B: How would your answer in Part A be affected if the x2 variable in the denominator was just an x? Part C: What is the degree and classification of the polynomial you got in Part A? Is this first part right...
*Wednesday, March 18, 2015 at 2:34pm*

**MATH**

How do I write one equations in slope-intercept form, and three other lines in slope-intercept form that are perpendicular to the first line ?? for ex. If I pick the equation y=2/3x+4 for the first equation. and for the second line , the slope -2/3x +4 , how about the 3rd and ...
*Wednesday, March 18, 2015 at 2:08pm*