Wednesday

April 16, 2014

April 16, 2014

Total # Posts: 1,471

**american history Lexington and Concord Essay**

Who was telling the truth? Which source was more believable? Is only one version true or could parts of each source be close to the truth? It is time for you to decide. You will write a persuasive essay explaining what you think really happened on April 19, 1775. [Lexington an...

**english3**

"The Wild, Wild West" assignment: Write a Cowboy song or poem.

**Marine Science**

1.Which condition is believed to be caused by El Niño and effectively weakens hurricanes in the Atlantic ocean? *warm water temperatures *high wind shear *low wind shear *high pressure 2.We only see hurricanes in the summer months because *there is more rain in the summ...

**Making Data Graphs**

In Example 2, find the percent of the total and the number of degrees in each sector for mountains, theme parks, relatives, and other. Find the median of the data set in Example 3. In which category does it fall? Find the average unemployment rate for Example 4. Determine whic...

** Life Since the 1950s**

for what numbers should I put that in??

** Life Since the 1950s**

I need to create 10 headlines from that. and this is what I got so far 1. 2. The Korean War- Communist against Democrat 3. The Most Controversial Conflicts : Vietnam 4. Fidel Castro stands tall, a new revolution 5. One inspires all, Africa gets it's Independence! 6. Terror...

** Life Since the 1950s**

Spread of Independence Between 1945 and 1962, many nations in Asia and Africa achieved freedom from Western influence. After WWII, many Jews returned to Israel, their Jewish homeland. Palestinian Arabs resisted this “invasion.” In 1947, the United Nations voted for s...

**flvs**

well I dont understand how I'm suppose to do this assignment,and this is about World War I, why the war began, who fought in the war, and the way the war was fought. And what I have to do is take the role of a World War I soldier and communicate all of what you are experie...

**flvs**

would you be willing to help me??

**flvs**

By now, you should be familiar with the causes and alliances of World War I and understand why the war began, who fought in the war, and the way the war was fought. Assignment: Are you the type of person who likes to write? Do you feel like writing helps you communicate your i...

**math**

juan entered a bike race which he was to ride 45 miles. stopping at certain intervals during the race to check in with the scorers .he checked in 9 times before crossing the finish line if the intervals wre eaqually spaced throughoutthe race,how far apart were they?

**Calculus**

A sphere with radius 1m has temperature 15 degrees C. It lies inside a con- centric sphere with radius 2m and temperature 25 degrees C: The temperature T(r) at a distance r from the common centre of the spheres satisfi es the differential equation: d^(2)T/dr^2 + 2/r(dT/dr...

**geometry**

Two congruent equilateral triangles have sides of 34 mm and 6x-2 mm. Find the value of x.

**psy 220**

The text summarizes positive psychology as being aware that humans are both creatures and creators of their personal and social worlds. What does this statement mean to you? Do you agree that humans are creatures as well as creators of their personal and social worlds? Explain...

**algebra/trignometry**

Verify that each trigonometric equation is an identity tan^2+1/sec Î± =sec Î±

**trig**

Verify that each trigonometric equation is an identity tan^2+1/sec Î± =sec Î±

**Ethics & Enterprise**

Can someone help me with this assignment? Complete the following for identifying an ethical issue: • Identify an potential ethical dilemma from a real company. The company could be a current company for which you work, a company in which you used to work, a friend’s ...

**ecpology**

what are the chemical or cellular threats that excessive heat bring to plants?

**Algebra**

indicated operation 8x^3-1 / 3x^2-6x+12 divide by 8x^2+4x+2 / 6x^3+48

**Differential equation**

dy/dx=(-8xy^2+4x)(4x+1)y-(8x^3+4x^2-1)

**algebra/trignometry**

if angle x is 30 degrees and side yz is 10ft, how long is side xy?

**Chemistry **

How do you calculate the following: Starting with a liter of 1M sodium acetate (pka of acetic acid = 4.75 ), calculate the number of moles of strong acid or strong base needed to make a pH buffer effective at pH = 4.o ? Thank you!

**Health Care/Medical Coding**

How are medical coding, physician, and payer feees related to the compliance process?

**algebra**

Find an equivalent expression with the given denominator 4/n=?/n 2power. The expression that is equivalent to 4/n is

**8th grade Math**

" four less than twice a number is greater than six " Can someone please write that as an expression ?

**accounting**

Required a. Determine the gross profit margin for each product produced based on the ABC data [(selling price 2 ABC cost per foot) 3 feet produced]. b. Determine the gross profit margin for each product produced based on the traditional costing data [(selling price 2 tradition...

**world history**

In what year did city-states become common in greece

**math **

state lengthof major and minor foci and center (x^2)/4+(y^2)/25=1 i also need to learn how to graph it,thanks!

**Chemistry**

You use the equation Q=CmT Q=(specific heat)(mass)(change in temperature)

**math**

log(4x+10)=3 simplify?

**math**

The area of a circular trampoline is 112.07 square feet. What is the radius of the trampoline? Round to the nearest hundredth

**Physics**

A pen placed 13.0 cm from a concave spherical mirror produces a real image 13.5 cm from the mirror. a) What is the focal length of the mirror? Answer in units of cm. b) Calculate the magnification of the image. Assume the pen is placed 28.9 cm from the mirror. c) What is the ...

**accounting**

cash flow analysis of whirlpool cash flow statement for 2006 solution

**science**

whats the reactant of 2,4-D with ethanol

**Government**

yeah but because you say that strict constructionsts wanted to limit power so liberal consrtuctionists wanted to expand power?...

**Government**

so liberal constructionists wanted to expand national power.?

**Government**

what is the strict constructionists attitude toward national power

**math**

8.94427191

**science**

monarch butterflies migrate from newyork at a certain time of the year. how migration helps butterflies survive?

**com/156**

When developing your arguments for your final essay, how might you determine what is fact and what is opinion? Does the opinion of an expert in the field carry more weight than the opinion of someone that is not? Explain why or why not. Find one factual article online about po...

**History**

Hi I'm evaluationg sources and I need help finding out more informatoin on Z.A.B Zeman. IN the book, he said something about being a marxist/socialist/communist but i'm not sure what and its kinda urgent that I find out... I've been working real hard.

**abou the internet**

All webpages are original! Unless they are copying someone elses stuff. You are asking about bias and how severly it clouds the information. Youd look at stuff like does the information match up to other information, affilations of the author, how moderate or extreme the views...

**abou the internet**

Oh, right. Everyone has their own opinions or bias, its the ability to put their own opinions and feelings aside and do a good evaluation that matters. You'd look the author and at the authors perspective.

**about the internet**

Hi are you evaluating a webpage at the moment or are you answering a homework question?

**Physics**

A man jogs along at 1.2 m/s. His dog, playing 36 m behind him, waits for 5 s, then takes off after him at 3.1 m/s. How far apart are they when the dog starts after his master? Answer in units of m. How far will the dog run? Answer in units of m.

**Spanish**

1.bebes 2.hago 3.tiene 4.envia compartir

**poetry**

what is the meter in the poem "Me"by Walter de la Mare?

**MATH**

A rope 105 meters long must be cut into pieces that are 2 1/2 meters long. How many pieces of rope are there

**Earth science **

Which single factor generally has the greates effect on the climate of an area on the earth's surface?

**Physic**

A flywheel rotates with an angular speed of 26 rev/s. As it is brought to rest with a constant acceleration, it turns 55 rev. What is the magnitude of the angular acceleration? How much time does it take to stop?

**Physic**

A 3.8 kg object is supported by an aluminum wire of length 1.9 m and diameter 2.2 mm. How much will the wire stretch?

**Physics**

A 669 g sample of water at 83 degrees celsius is mixed with 486 g of water at 23 degrees celsius. What is the final temperature of the mixture? Assume no heat loss to the surroundings.

**science**

What is the relationship between DNA, chromosomes, alleles and genes?

**Science (Force and motion)**

Explain how acceleration can be slowing down. Calculate the impact force of a 50 kg object travelling at 100km/hr. (Momentum = mass x velocity) Calculate the momentum of a tennis ball of 50 g moving at a velocity of 25m/s.

**WORD PROBLEMS WITH EQUATIONS**

Mark has 28 10-cent and 20-cent pieces. How many of each coin does he have if their total value is $4.30? In a class of 26 students, there are four more than girls. How many boys are there?

**Physics**

I got the answer wrong. Is there any other ways you can explain this?

**Physics**

A 37 ohm lamp and a 59 ohm lamp are connected in series and placed across a potential of 43 V. What is the equivalent resistance of the circuit? Answer in units of ohm. What is the current in the circuit? Answer in units of A. What is the voltage drop across the first lamp? An...

**PHysics**

A dragster maintains a speedometer reading of 100 km/h and passes through a curve with a constant radius. Which statement is true? 1. The dragster rounded the curve at a changing velocity of 100 km/h. 2. The dragster moved along a straight line at a constant velocity of 100 km...

**blair**

Sitting motionless on a playground swing. The downward force is 500 n. How much force is there on each of the two swing chainsv

**Business **

How about these ones? This modifiers are really confusing. Do you know of any website that will make them easy to understand? 1)Rudolph enjoys eating curries from the Indian delicatessen with a lot of spices. 2) On the phone, the telemarketer persuaded the new homeowners to pu...

**Business **

Identify which of the following sentences uses modifiers correctly; a) kurt and his hockey teammates nearly cooked two hundred pancakes for the breakfast fundraising event. d) Bridget decided to leave her career as an attorney and pursue acting during the meditation retreat.

**physics**

1.using equations What would happen if the knob were placed in the center of the door? What would happen if the knob were placed right next to the hinges?

**physics**

1.What if Newton’s Third Law did not exist?. In your response to this inquiry, think of some of the consequences if Newton’s Third Law were not true. Describe in detail at least two consequences that would result if the Third Law were not true.

**math**

How many pieces of ribbon 1 4/5 yd long can be cut a length of ribbon 9 yd long?

**statistics**

At a neighboring university, the average salary is also $45,000 and the distribution is normal. If $47,000 has a z score of 1.5, what is the standard deviation?

**statistics**

calculate the 95% confidence interval for u given X=100, s=25, and N=101

**research methods**

a bag of 100 marbles contains 0 blue, 25 green, 25 mixed,and 20 clear. what is the probality of selecting a blue? ablue and green? a marble that is not clear? ablue on the first draw and a clearon the second draw?

**physics**

A proton moves perpendicularly to a mag- netic field that has a magnitude of 3.09×10^−2 T. The charge on a proton is 1.60×10−19 C. What is the speed of the particle if the magnitude of the magnetic force on it is 3.50*10^−14N? Answer in units of m/s.

**physics**

A thin 2.82 m long copper rod in a uniform magnetic field has a mass of 44.2 g. When the rod carries a current of 0.238 A, it floats in the magnetic field. The acceleration of gravity is 9.81 m/s2 . What is the field strength of the magnetic field? Answer in units of T.

**physics**

A proton moves perpendicularly to a mag- netic field that has a magnitude of 3.09×10^−2 T. The charge on a proton is 1.60×10−19 C. What is the speed of the particle if the magnitude of the magnetic force on it is 3.50*10^−14N? Answer in units of m/s.

**Spanish**

1. les gusta 2.le gusta 3.le gusta 4.me gusta 5.nos gusta 6.te gusta

**Spanish**

1. me gusta 2.le gusta 3.nos gusta 4.le gustan 5.te gusta

**cómo comenzar a aprender inglÃ©s?**

Necesito aprender inglés y no sé por donde comenzr, por favor, ayuda.

**Chemistry**

The second part of this question does not make sense cell potential has to be in V not M...M is for concentration

**algebra**

6x + 2y = -2 4x + y = 1

**chemistry-URGENT**

Hydrazine is used as a rocket fuel. When 1.50 g of hydrazine, N2H4, was burned in a bomb calorimeter, temperature increased from 23.57 °C to 28.84 °C. The heat capacity of the calorimeter was 5.510 kJ/°C. Determine the enthalpy of combustion of octane.

**chemistry**

Determine the heat of combustion of acetylene (C2H2).

**Chem**

The total pressure in an 11.1L automobile tire is 40psi at 13 degree celcius. By how much does the pressure in the tire rise if it warms to a temperature of 56 degrees celcius and the volume remains at 11.1L ?

**Spanish**

the first one is B. The second one is D the third one is C

**physics**

In the parallel circuit, if the current put out by the battery is 3 A and the current through R1 is 1 A, what is the current through R2?

**physics**

thanks,(:

**physics**

A 70 ohm resistor is connected to a 6.7 V battery in the circuit below.When the switch is closed, calculate the current I. Answer in units of A.

**chemistry **

write a balanced chemicl equation for the reversible reaction of carbon monoxide and chlorine gases to form carbonyl choride gas, COCl2.

**math**

solve for 5x+3y=2 and 6x+4y=7

**MATH**

A light year is the distance that a light travels through a vacuum (space without matter) in one year. A light year is about 9.46 x 10^12km. The distance to the spiral galaxy NGC 4603 is about 1.08 x 10^8 light years. What is the distance in km?

**science**

ok thanks!

**science**

please be specific. does it increase or decrease molarity of NaOH? or does the molarity stay the same???

**science**

a burette had 10ml of water in it before it was filled with NaOH. would this increase, decrease, or not affect the molarity of NaOH in the burette? Explain!

**Government**

true but what would be different about the legal sysyem itself?

**Government**

If a person had to prove his or her innocence instead of the government how would our legal system differ?

**physics**

A 18.7 ohm and a 24.3 ohm resistor are connected parallel. A difference in potential of 41.5 V is applied to the combination. What is the equivalent resistance of the parallel circuit? Answer in units of ohm .

**physics**

The load across a 12 V battery consists of a series combination of three resistors 21 ohm, 22 ohm, and 56 ohm. What is the total resistance of the load? Answer in units of .

**math**

In 1000 samples, assuming that the null hypothesis is true, how many times would you expect to commit Type I error if alpha=.05?

**Math**

Find x, the angle of depression (measured in degrees) from the top of a lighthouse that is 173 ft above water level to the waterline of a ship 4835 ft off shore. Round your answer to the nearest hundredth of a degree.

**physics**

The load across a 12 V battery consists of a series combination of three resistors 21 ohm, 22 ohm, and 56 ohm. What is the total resistance of the load?

**Physics**

A spring has a spring constant, k, of 441 N/m. How much must this spring be stretched to store 22 J of potential energy?

**science**

what does an experiment prove /or disprove?

**math**

find g(1)+g(2)+g(3)+...+g(50) given that g(x)=13-5x

**Calculus please help**

y=100 find the first and second derivative

**math**

Two cards are chosen from a standard deck of 52 playing cards without replacement. What is the probability both cards will be an Ace

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