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October 24, 2014

Homework Help: Health: First Aid

Recent Homework Questions About First Aid

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physics
A particle undergoes two displacements. The first has a magnitude of 135cm and makes an angle of 114° with the positive x axis. The resultant displacement had a magnitude of 183cm and is directed at an angle of 21.8° to the positive x axis. Find the magnitude of the ...
Monday, October 13, 2014 at 9:02pm

statistics
Employees at Evergreen Manufacturing company have annual salaries ranging from a low $12,500 to a high of 92,000. Assuming that you want to construct a frequency table with eight classes, find the upper and lower limits of the first class. How do I work the problem? Please?
Monday, October 13, 2014 at 8:44pm

Algebra
A boat was purchased for $45,000. Assuming the boat depreciates at a rate of $4700 per year (straight-line depreciation) for the first 8 years, write the value v of the boat as a function of the time t (measured in years) for 0 ¡Ü t ¡Ü 8. v(t) = _______...
Monday, October 13, 2014 at 8:29pm

Math889
A particle moves according to a law of motion s = f(t), t ≥ 0, where t is measured in seconds and s in feet. f(t) = te−t/4 (a) Find the velocity at time t (in ft/s). v(t) = (b) What is the velocity after 1 s? (Round your answer to two decimal places.) v(1) = ft/s (...
Monday, October 13, 2014 at 6:39pm

chemistry
Nitric acid, HNO3, was first prepared 1200 years ago by heating naturally occurring sodium nitrate (called saltpeter) with sulfuric acid to produce sodium bisulfate and collecting the vapors of HNO3 produced. Calculate ΔH°rxn for this reaction. ΔH°f[NaNO3(s...
Monday, October 13, 2014 at 6:16pm

chemistry
Nitric acid, HNO3, was first prepared 1200 years ago by heating naturally occurring sodium nitrate (called saltpeter) with sulfuric acid to produce sodium bisulfate and collecting the vapors of HNO3 produced. Calculate ΔH°rxn for this reaction. ΔH°f[NaNO3(s...
Monday, October 13, 2014 at 3:09pm

Math
An urn contains 3 red, 4 orange, and 6 yellow marbles. 2 marbles are selected without replacement. Find the probability that the second marble selected is orange given that the first marble selected is yellow.
Monday, October 13, 2014 at 2:35pm

physics
A space probe is to be put into a circular orbit of radius 42.00 km about an asteroid. At this radius the magnitude of the gravitational acceleration, normally referred to as the "gravitational field", is 1.00×10-3 meters per second squared. What speed, in ...
Monday, October 13, 2014 at 2:34pm

us history
True or False The first US president brought a tone of informality and simplicity to the office. this is false right?
Monday, October 13, 2014 at 11:47am

MATH 101
Factor completely. Be sure to factor out the greatest common factor first if it is other than 1. (If the polynomial is prime, enter PRIME.) 56a^2+39ab-27b^2
Monday, October 13, 2014 at 1:24am

English
1. Mattie's first wish came true in 2001. 2. Mattie's first wish was realized in 2001. (Are both the same?) 3. His first poetry book, Heartsongs, came out and became a best-seller. 4. His first poetry book, Heartsongs, was published and became a best-seller. (Are both ...
Monday, October 13, 2014 at 12:42am

Math-Urgent help please.
Two cards are selected, without replacing the first card, from a standard deck. Find the probability of selecting an ace (A), and then selecting a 4 (B): (choose 2) 0.603% 0.592 0.592% They are dependent events. 0.00592
Monday, October 13, 2014 at 12:02am

Math
A store selling art supplies finds that they can sell x sketch pads each week at a price of p dollars each, according to the formula x = 2100 - 300p. What price should they charge if they want to sell at least 600 pads each week? (First use the formula to write an inequality ...
Sunday, October 12, 2014 at 11:28pm

Physics
Two children are playing on two trampolines. The first child can jump one and a half times higher than the second child. The initial speed of the second child is 5 m/s. What is the maximum height of the second child? What is the initial speed of the first child? How long was ...
Sunday, October 12, 2014 at 8:16pm

algebra
Find all points on the x-axis that are 10 units from the point (7, 6). (Hint: First write the distance formula with (7, 6) as one of the points and (x, 0) as the other point.)
Sunday, October 12, 2014 at 7:26pm

Finance
You account pays interest at 8 percent p.a. You deposit $35,945 in it today. You must have exactly $88,956 in the account at the end of two years. What should you do at the end of the first year to ensure this? Answer: $43,544.99 Can anyone show me the steps to solve this ...
Sunday, October 12, 2014 at 2:58pm

Algebra
Darren McFadden of Arkansas placed second overall in the Heisman Tophy voting. Players are given 3 points for every first place vote, 2 points for every second-place vote, and 1point for every third place vote. McFadden received 490 total votes for a total of 878 points. If he...
Sunday, October 12, 2014 at 12:31pm

E.L.A. PLEASE CHECK!
In Langston Hughes's short story "Gumption," of which kind of narration is the following sentence an example: "'You can't live on gumption,' I said, trying to be practical”? A- third-person omniscient B- second-person C- third-person limited...
Saturday, October 11, 2014 at 7:41pm

research paper
an explanation of your topic of 3 paragraphs in length ok so what should i write about i have this already Clones are an exact copy of an organism. Clones can be made naturally, like twins or can be done by lab. The first clone was done by Ian Wilmut, Keith Campbell, and some ...
Saturday, October 11, 2014 at 3:37pm

AP Chemistry
1. If alum is heated at first too strongly causing it to splatter out of the crucible what effect will this have on the determination of the water hydration? 2. If alum is heated insufficiently what effect will this have on the determination of the water hydration? 3. If not ...
Saturday, October 11, 2014 at 3:33pm

science!! please help me!!
1)When evolution was first proposed, which of the following was used as evidence to support the idea? (1 point) A)observations of nature*** B)laboratory experiments C)extensive fossil collections D)genetic sequences 2)How did Darwin and Lamarck differ in their thinking about ...
Saturday, October 11, 2014 at 9:58am

Chem
Find the constants (a and b) for O2 in Table 5.7. Use the Van der Waals equation to determine the pressure of 1.000 mole of O2 if the gas occupies 22.50 liters at 27.00 oC. First, find the values for each of the two terms in the equation, then find the difference. Show all ...
Saturday, October 11, 2014 at 9:05am

work force leadership
A supervisor needs to produce metal nameplates for bicycles. Two machines are available. The first requires a single die that costs $600. The plates will take 3 minutes each to produce at a total cost of $60 an hour. The second machine requires no initial expense but takes 6 ...
Friday, October 10, 2014 at 9:38pm

Math
f(x) = x^3 y1 = -x^3 + 4 b) Graph the function obtained from f by first translating up 4 units, then reflecting about the x-axis. Write a formula for the resulting function, y2. y2 = ? i tried x^3-4. my value wasn't correct
Friday, October 10, 2014 at 8:36pm

statistics
I need to find the chi square distribution. Thanks During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a ...
Friday, October 10, 2014 at 3:06pm

economics
First,label the following scenarios as to whether they would create a producer or consumer surplus. Then, after you have labeled each scenario, calculate the ensuing surplus. Roy is willing to pay $2.50 for a sports drink. He notices the price is $2.79 and chooses not to ...
Friday, October 10, 2014 at 11:09am

economics
First,label the following scenarios as to whether they would create a producer or consumer surplus. Then, after you have labeled each scenario, calculate the ensuing surplus. Claire is trying to sell her used calculus textbook online. She asks for $150 or best offer and is ...
Friday, October 10, 2014 at 11:09am

economics
First,label the following scenarios as to whether they would create a producer or consumer surplus. Then, after you have labeled each scenario, calculate the ensuing surplus. Nicole has in her possession a hockey puck from the 2010 Winter Olympic Games and sells it on eBay. ...
Friday, October 10, 2014 at 11:07am

economics
First,label the following scenarios as to whether they would create a producer or consumer surplus. Then, after you have labeled each scenario, calculate the ensuing surplus. Jeff finds some steaks for $16 for which he would have been willing to pay $20. The butcher notices ...
Friday, October 10, 2014 at 11:06am

economics
First,label the following scenarios as to whether they would create a producer or consumer surplus. Then, after you have labeled each scenario, calculate the ensuing surplus. Alice is willing to spend $30 on a pair of jeans, and has a coupon for $10 off she found online. She ...
Friday, October 10, 2014 at 11:06am

math
Hi, I just got my test back :( got 53% (16/30) how would I calculate my updated marks if the first test is worth 36%? Its my first test.
Friday, October 10, 2014 at 11:04am

math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Friday, October 10, 2014 at 12:07am

Math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Thursday, October 9, 2014 at 11:11pm

math
Joe starts a gym. In the first year, 300 people join. If the membership grows at an annual rate of 4%, how many members will there be after 5 years?
Thursday, October 9, 2014 at 10:52pm

Math
With 20 pirates and 1000 pieces of gold: Captain Jack gets 113 gold coins (151 if you count the 38 everyone in the crew gets) First Mate gets 66 gold coins (104 if you count the 38 coins everyone in the crew gets) The Crew gets 38 gold coins each The PBA gets 7 gold coins. ...
Thursday, October 9, 2014 at 10:47pm

physics
Two people jump out of an airplane. They hold on to each other while falling straight down at a shared terminal speed of 60.7 m/s. Suddenly, they push away from each other. Immediately after separation, the first skydiver (who has a mass of 89.3 kg) has the following velocity ...
Thursday, October 9, 2014 at 10:40pm

statistics
I need to find the chi square distribution. Thanks During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a ...
Thursday, October 9, 2014 at 10:09pm

statistics
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
Thursday, October 9, 2014 at 9:07pm

Math
find three consecutive positive odd integers such that the sum of the squares of the first and second integers is equal to the square of the third integer minus 7?
Thursday, October 9, 2014 at 9:01pm

physics
Heather and Jerry are standing on a bridge 53m above a river. Heather throws a rock straight down with a speed of 12m/s . Jerry, at exactly the same instant of time, throws a rock straight up with the same speed. Ignore air resistance. How much time elapses between the first ...
Thursday, October 9, 2014 at 7:10pm

physics
Heather and Jerry are standing on a bridge 53m above a river. Heather throws a rock straight down with a speed of 12m/s . Jerry, at exactly the same instant of time, throws a rock straight up with the same speed. Ignore air resistance. How much time elapses between the first ...
Thursday, October 9, 2014 at 6:44pm

statistics
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
Thursday, October 9, 2014 at 4:49pm

rela
in the lottery the reader first learn about the characters, setting, and plot. the second part mostly depends on dialogue, how does this change affect the pacing and mood of this part of the story.
Thursday, October 9, 2014 at 4:36pm

Statistics
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
Thursday, October 9, 2014 at 1:57pm

Science
1. When evolution was first proposed, which of the following was used as evidence to support the idea? A. observations of nature B. laboratory experiments C. extensive fossil collections D. genetic sequences 2. How did Darwin and Lamarck differ in their thinking about change ...
Thursday, October 9, 2014 at 1:25pm

College Math
A block with a mass of m = 31 kg rests on a frictionless surface and is subject to two forces acting on it. The first force is directed in the negative x-direction with a magnitude of F1 = 11 N. The second has a magnitude of F2 = 22.75 N and acts on the body at an angle θ...
Thursday, October 9, 2014 at 1:22pm

physics
A ring of mass m slides on a smooth vertical rod. A light string is attached to the ring and is passing over a smooth peg distant a from the rod, and at the other end of the string is a mass The ring is held on a level with the peg and released. It first comes to rest after ...
Thursday, October 9, 2014 at 11:54am

English Comp
Just want some advice on if i am doing this correctly. Thanks in advance. Combine each sentences using a semicolon. First is the original and the (#A) is my answer. 1. Abalone fishing in California is strictly regulated. A person is allowed to harvest only twenty-four of these...
Thursday, October 9, 2014 at 10:24am

computer science programming
Elements – sequence-series outputting Write a program that prints the following elements: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, (hereto referred to as elements) etc., up till a user-entered value. The program should not print more than 10 numbers per line. The last line ...
Thursday, October 9, 2014 at 6:05am

science
1.Darwin assumed that evolutionary change was always slow and gradual. What was the first evidence that suggested evolution change might happen fast sometimes? A. Homologous structures B. Fossils*** C. Reproduction rates D. DNA sequences 2.Which of the following provides ...
Thursday, October 9, 2014 at 1:42am

Networks
Consider the model of "Growing Random Networks" described in lecture 3.1 (so the first model where links are added to existing nodes uniformly at random), with m=10. At date t=40, what are: (1) the expected degree for node 15 born at i=15, and (2) the expected degree...
Thursday, October 9, 2014 at 12:07am

Physics
The lion first runs 200 yards at 20 deg. south of west, then 300 yards at 40 deg. west of north, and finally 400 yards at 10 deg east of north at which point it catches up to the deer. How far from the starting point, and in what direction is the point where the lion and the ...
Wednesday, October 8, 2014 at 10:53pm

statistics; emergency please help me
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
Wednesday, October 8, 2014 at 9:58pm

economics 2
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
Wednesday, October 8, 2014 at 9:12pm

math
Janet bakes a cake in the shape of a cube with side length x (in inches). She makes a vertical cut parallel to one of the sides, resulting in a slice with width y where x is 5 times as large as y. a) Define a function h that determines the volume of the cake before Janet makes...
Wednesday, October 8, 2014 at 8:49pm

Physics
A rock is thrown downward from an unknown height above the ground with an initial speed of 28 m/s. It strikes the ground 4.4 s later. Determine the initial height of the rock above the ground. The acceleration of gravity is 9.8 m/s 2 . Answer in units of m 014 10.0 points An ...
Wednesday, October 8, 2014 at 8:21pm

physica
A small first-aid kit is dropped by a rock climber who is descending steadily at 1.3 m/s. After 4.0 s, what is the velocity of the first-aid kit? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s 012 (part 2 of 2) 10.0 points How far is the kit below the ...
Wednesday, October 8, 2014 at 8:21pm

sociology
Micah is studying child behavior in playgrounds throughout the world. He wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. Which approach is Micah is using?
Wednesday, October 8, 2014 at 8:09pm

physics
The lion first runs 200 yards at 20 deg. south of west, then 300 yards at 40 deg. west of north, and finally 400 yards at 10 deg east of north at which point it catches up to the deer. How far from the starting point, and in what direction is the point where the lion and the ...
Wednesday, October 8, 2014 at 7:53pm

Math: Finance
Need help solving these finance questions? PV = C/r PV= C/r-g P= D/r-g 1st: Tom is 30 years old today. His salary next year will be $20,000. He forecasts salary growth of 5%/year and plans to retire at 60. 1) If the discount rate is 8%, what is the PV of his future salary ...
Wednesday, October 8, 2014 at 7:29pm

physics
In the figure, a frictionless roller coaster car of mass m = 938 kg tops the first hill with speed v0 = 14.9 m/s at height h = 31.5 m. How much work does the gravitational force do on the car from that point to (a) point A, (b) point B, and (c) point C? If the gravitational ...
Wednesday, October 8, 2014 at 7:17pm

math
There are 18 boys and 60 girls working on a community service project. They work in groups where each group has the same number of boys and the same number of girls. Q1: What is the first step to finding the greatest number of groups possible? A. Multiply 18 times 60 B. Divide...
Wednesday, October 8, 2014 at 2:41pm

math
four monkeys, ann, bob, carl, don set off to gather bananas. after collecting their bananas, they felt tired and fell asleep. ann woke up first and ate 1/3 of the bananas. bob woke up next and ate 1/3 of the remaining bananas. then carl woke up and ate 1/3 of the remaining ...
Wednesday, October 8, 2014 at 2:26pm

SCIENCE
how is newton's first law used in everyday situations
Wednesday, October 8, 2014 at 1:37pm

Reading
I would like someone to revise this for me. Thanks! *** **** 10/5/14 Ever since I can remember I have lived in Philadelphia. I have many nice memories from Philadelphia, and I am fortunate enough to have a relatively normal life without having to experience pain of suffering. ...
Wednesday, October 8, 2014 at 10:36am

alkali mixtur titration
why phenolphthalein is added first then methyl orange in alkali mixtur titration
Wednesday, October 8, 2014 at 10:01am

Statistics
In a sophisticated medicine research center, two scales are used for repeated weighing of the same item. If the true weight of a compound is 2 grams [g], the first scale produces readings X that have a mean 2.0 g and standard deviation 0.03 g. The second scale’s readings ...
Wednesday, October 8, 2014 at 2:18am

Math
1. Find the value of k so that 2, k^2, 8 form a geometric sequence. 2. Water is leaking from a water tower. On the first day, two gallons were lost. The leak is getting progressively worse and the amount of water lost triples each day. How many gallons would be lost on the 8th...
Tuesday, October 7, 2014 at 9:33pm

Math
1. Find the common ratio and the 7th term of the sequence 2/9, 2/3, 2, 6, 18, ..... 2. The 3rd and 5th terms of a geometric sequence are 2 and 1/2 respectively. What is the first term? 3. Find the geometric mean between: a. 1/2 and 1/3 b. sqrt5 - sqrt2
Tuesday, October 7, 2014 at 9:31pm

reading
we all know that babies make funny sounds. Little by little, babies learn that some sounds will call their mother and father. Other sounds will get them food. yet some sounds will bring them nothing at all. Babies learn to talk by finding out which sounds work best. The story ...
Tuesday, October 7, 2014 at 9:30pm

Health
1. If you're aerobically fit, you can A. run a marathon without experiencing fatigue. B. quit your normal exercise routine without any negative effects. C. sustain a regular routine of exercise for 30-60 minutes with minimal fatigue. D. lift very heavy weights without ...
Tuesday, October 7, 2014 at 6:58pm

com 200
All of the following are true of what typically occurs when first meeting someone EXCEPT:
Tuesday, October 7, 2014 at 1:30pm

Language Arts
Hello everyone! I was just wondering if you could revise this autobiographical essay for me? Thanks for your time! *** **** 10/5/14 Ever since I can remember I have lived in Philadelphia. I have many nice memories from Philadelphia, and I am fortunate enough to have a ...
Tuesday, October 7, 2014 at 1:18pm

Chemistry
What is the enthalpy change for the first reaction? Fe2O3(s) → 2Fe(s) + 3/2O2(g) ΔH = 4Fe(s) + 3O2(g) → 2Fe2O3 (s) ΔH = -1,652 kJ I think I'm supposed to rearrange the equation and double everything but enthalpy isn't my strong suit
Tuesday, October 7, 2014 at 12:19pm

Calculus
Suppose that two boats leave a dock at different times. One heads due north, the other due east. Find the rate at which the distance between the boats is changing when the first boat is 56 miles from the dock traveling at a speed of 35 miles per hour and the second boat is 20 ...
Tuesday, October 7, 2014 at 11:36am

Grammar
What is the correct pronoun for each sentence? 1. The first girl chosen was (she,her). 2. He treasure hunters, (he and her, he and she), were interviewed by reporters. 3. Mike and (she,her) are leaving tomorrow. 4. Lebron and (he, him) have been inseparable since third grade. ...
Tuesday, October 7, 2014 at 1:13am

World History (Ms. Sue)
This is my finished paper. Please, give me your honest opinion. I don't have very much confidence in my writing this time. Do you agree with that which I have written? Should I make any improvements or revise anything? Does it all make sense? List the principles of the ...
Monday, October 6, 2014 at 10:57pm

World History (Ms. Sue)
I've only written the first half of this paper, but I want your opinion. List the principles of the Magna Carta, the English Bill of Rights, the American Declaration of Independence, the French Declaration of the Rights of Man and the Citizen, and the U.S. Bill of Rights. ...
Monday, October 6, 2014 at 10:25pm

Math
You have a 5/16 in. drill bit. Will it drill a hole large enough to fit a 5 mm bolt? Show two different ways to answer this question. Explain your thinking. I couldn't even figure out the first way. Please help!
Monday, October 6, 2014 at 10:24pm

College Physics
Col. John Stapp led the U.S. Air Force Aero Medical Laboratory's research into the effects of higher accelerations. On Stapp's final sled run, the sled reached a speed of 284.4 m/s (632 mi/h) and then stopped with the aid of water brakes in 1.4 s. Stapp was barely ...
Monday, October 6, 2014 at 8:58pm

ART! URGENT
What shold an artist do first in order to draw a two-point perspective image? A. Use orthogonal lines. B. Use value changes C. Draw all vertical lines D. Draw a horisan line C?
Monday, October 6, 2014 at 8:38pm

AP Calc
Find the equation of ALL horizontal tangents to the curve y^2=x^2+4/x, if any exists. My work: Derivative- First I multiply across and got x^2+4=xy^2 2x+0=(x)(2y(dy/dx)+(y^2) 2x-y^2=2xy(dy/dx) dy/dx=2x-y^2/2xy=x-y^2/xy I don't know what to do next... Can you help me? ...
Monday, October 6, 2014 at 8:15pm

Math
Find the coordinatesof the point on the curve xy=10 in the first quadrant such that the normal line passes through the orgin. My work: Okay i believe this is an inverse variation. Therefore, y=10/x? Origin is @ (0,0) and i'm stuck to move on...
Monday, October 6, 2014 at 6:50pm

Algebra
Find all points on the x-axis that are 10 units from the point (7, 6). (Hint: First write the distance formula with (7, 6) as one of the points and (x, 0) as the other point.)
Monday, October 6, 2014 at 12:26pm

Math
Which term would best describe the following scenario? Vivian solved an equation. She showed all her steps and got the correct answer. What kind of reasoning did Vivian use to solve the equation? A- convenient B- inductive C- predictive D- deductive My choice is D. Which term ...
Sunday, October 5, 2014 at 9:35pm

Micro-Economics
Suppose that the government imposes a tax on heating oil. 1. Would the deadweight loss from this tax likely be greater in the first year after it is imposed or in the fifth year? 2. Would the revenue collected from this tax likely be greater in the first year after it is ...
Sunday, October 5, 2014 at 6:10pm

Physics
A block of mass m = 4.30 kg slides along a horizontal table with speed v0 = 8.50 m/s. At x = 0 it hits a spring with spring constant k = 31.00 N/m and it also begins to experience a friction force. The coefficient of friction is given by μ = 0.150. How far has the spring ...
Sunday, October 5, 2014 at 5:29pm

Physics
A particle undergoes three displacements. The first has a magnitude of 15 m and makes an angle of 40 ◦ with the positive x axis. The second has a magnitude of 6.2 m and makes an angle of 158 ◦ with the positive x axis. After the third displacement the particle ...
Sunday, October 5, 2014 at 4:02pm

physics
Two tanks are engaged in a training exercise on level ground. The first tank fires a paint-filled training round with a muzzle speed of 250 m/s at 10.0◦ above the horizontal while advancing toward the second tank with a speed of 15.0 m/s relative to the ground. The ...
Sunday, October 5, 2014 at 1:54pm

Social Studies
Which of the following is NOT something that would describe Georgia's first legislature? A. Some members were elected, while other were appointed by the king. B. Men and Women served as members. C. It had an upper and lower house. D. Land ownership was necessary to be ...
Sunday, October 5, 2014 at 11:29am

English check answers please!!
"The King of Mazy May" by Jack London Which detail helps you predict that Walt will face a series of unfortunate events? a) Lifting clear on the crest of a great jam off Indian River, Walt masters met with his first accident b) The poor brute plunged in a heap, with ...
Saturday, October 4, 2014 at 8:51pm

Chemistry
Weight of the Rock Salt Sample: .343 (g) Weight of the Rock Salt Solution: 9.910 (g) Trial #1 Trial #2 Trial #3 Weight of Rock Salt Solution Delivered (g) : .89 1.17 .786 Weight of AgNO3 Solution Delivered (g) : 1.53 .548 .786 Concentration of AgNO3 : 4.70e-4 (moles of AgNO3/g...
Saturday, October 4, 2014 at 5:46pm

Algebra
A student scores 83 and 91 on her first 2 tests. Write and solve a compound inequality to find the possible values for a 3rd test score that would giver her an average between 85 and 90 inclusive. I know she has to score between 81 & 96 but I'm not sure how to show it the ...
Saturday, October 4, 2014 at 2:52pm

intro edit. please.
What is, through the eyes of Hollywood, a teenager? Within this arbitrary place, teenage movies unfairly label their characters "identities" such as absent minded jocks, affluent popular girls, academically obsessed students and rebellious wrongdoers. In this way, ...
Saturday, October 4, 2014 at 10:35am

Chem---DrBob222
How would you carry out the conversations below? give two possible reactions you could use in each case, writing an equation for each reaction. a) 3,3-dimethylbut-1-ol to 3,3-dimethybutylchloride. b) cyclohexanol to cyclohexyl chloride. I think I've got this one and need ...
Friday, October 3, 2014 at 11:12pm

math
Charles Sherwood(1838-1883) was an entertainer.In 1863 hermarried Lavinia Warren, who like himself was a dwarf. George W. Morrison, was the best man at the wedding. Use the following clues to find the height in inches of Charles Sherwood, his wife Lavinia and George Morrison. ...
Friday, October 3, 2014 at 10:21pm

Math
Pat and Kelly went hiking in the mountains. They started at 9,100 ft. They climbed 1,200 ft the first day, descended 900 ft the second day, and climbed 1,000 ft the third day. On the fourth day they descended 800 ft. What was the average altitude at which they hiked?
Friday, October 3, 2014 at 10:21pm

Marketing
I am writing a report for marketing and have to create a fictional business. My first business was a clothing store. I need an idea for another business. I was thinking maybe a candy store, or a water ice store. Are they considered retail ? Do you think those would be easy to ...
Friday, October 3, 2014 at 8:14pm

Math
1. Victor brought a brand new car for 750,000. IF the value of the car depreciates 20% per year, what will it be worth during the fourth year? 2. Given the terms a10 = 3/512 and a15 = 3/16384 of a geometric sequence, find the exact value of the first term of the sequence.
Friday, October 3, 2014 at 8:04pm

Math
She jogged 3.647 miles one day and 3.003 miles the next. How much further did she jog the first day the the second day? Round answer to the nearest tenth of a mile.
Friday, October 3, 2014 at 4:33pm

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