Total # Posts: 1,033
composition and communication1
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June 27, 2011
A 0.200-m uniform bar has a mass of 0.750 kg and is released from rest in the vertical position, as the drawing indicates. The spring is initially unstrained and has a spring constant of k = 25.0 N/m. Find the tangential speed with which end A strikes the horizontal surface.
June 9, 2011
I am having a hard time understanding how to arrange these numbers and I have to turn the assignment in tomorrow. Any help would be appreciated. 1. arrange the numbers in terminal digit order. 2. arrange the numbers in middle digit order. 3. arrange the numbers in consecutive ...
June 4, 2011
I took a speech class last quarter and the focus was on informative speeches and preparing outlines. 1. Introduction - the topic and main point of the message. Can be done with a thesis statement. An overview of what will be talked about. (five to eight sentences for the ...
June 4, 2011
describe how you would design an experiment to help the protagonist make an informed decision. Your description should include (but not be limited to) how subjects are chosen for the experiment, how treatments will be administered, what variable(s) you will be measuring, and ...
May 9, 2011
Your friend David works for an online magazine and calls you late one night. He says Dude(tte), can you help me out? Im putting together an article and the submission deadline is in an hour. I want to quote an opinion poll result my publisher gave me, but they didn...
May 9, 2011
2. Your friend Janefs landscaping company charges two hours of labor time for the planting of a medium-sized tree. To make sure she is not undercharging or overcharging for this service, she asks for your help. To start, you take an SRS of 10 planting times from last ...
May 9, 2011
After years of data collection by college students, it has been determined that the distribution of course grades in Ms. Greens Statistic II class follows a normal distribution with a mean of 62 and a standard deviation of 14. (a) A student will pass Ms. Greens ...
May 9, 2011
If you are in Florida, 7th grade is the first grade where you are REQUIRED to have a multifunction calculator, according to the state curriculum. It is important to note that there are parts of the FCAT where you cannot use a calculator so basic skills need to continue to be ...
April 28, 2011
For each of the following problems, write a program or a program segment that performs the specified action.Each problem refers to class Polygon (Fig. L 11.15). This class contains a dynamically allocated array of x-coordinates and a dynamically allocated array of y-...
March 29, 2011
Please explain why the British Colonists in North America sought separation from the British Empire in1776. Explain not only the events that led up to the Revolution but the ideas that the colonists used to interpret these events and how they ultimately justified the War of ...
March 16, 2011
The president of the country PTA organization makes copies of membership lists for all of the elementary schools. Sometimes she may need only few copies but at other times she needs thousands of copies. TIP copy Service charges 3 ½ cents per copy plus a 42.00 set up ...
March 14, 2011
In a department store, there were a certain number of red T-shirts, blue T-shirts, and yellow T-shirts. 3/7 of the T-shirts were red, 1/3 of them were blue and the rest were yellow. If there were 20 more red T-shirts than blue T-shirts, how many yellow T-shirts were there?
March 7, 2011
Given a scale of 1:24,000: A. What is the ground distance in feet represented by three inches on the map? 72000in 6000ft B. What is the ground distance in meters represented by 5 cm on the map? 120meters C. How about the ground distance in kilometers represented by 5 cm on the...
March 6, 2011
A 3 foot long pole leans against a wall. The bottom is 5 feet from the wall. How much farther should the bottom be pulled away from the wall so that the top moves the same amount down the wall?
February 23, 2011
a die is rolled 10 times. find the chance of.... a)not getting 10 sixes b)all the rolls showing 5 spots or less I'm not sure how to do either, but for b, I think is it (5/6)^10 because each time there is a chance that the number will be 5 or less? Please help. thank you!
February 22, 2011
Galileo threw a large rock upward from a tower balcony at an angle of 25.0o above the horizontal with an initial speed of 15 m/s. If the rock hits the ground 3.0 s later, how high above ground was the rock when it left Galileos hand?
February 15, 2011
Run the simulation using n = 30 and N = 10 for a uniform, a bell-shaped, and a skewed distribution. Identify the mean of the sampling distribution of sample means for each distribution. Evaluate if the results are what you expected for each distribution. Run the simulation ...
February 6, 2011
Which words/phrase in this sentence is misplaced? Having been discovered, Rover looked up at his owner with puppy-dog eyes. a. with puppy-dog eyes b. been discovered c. his owner d. rover looked up I am torn between (a.) and (c.). Since the answer (c.) says "his owner&...
January 28, 2011
I was to write 2 paragraphs on how interest rates affect our purchasing decisions and underline the topic sentence of each one. I would like to know if my prargraphs are okay and if I chose the TS correctly. Since I dont know how to underline here the topic sentences I chose ...
January 9, 2011
A 2kg ball attached to the ceilling with a string is released and swings back and forth. Assume there is no air resistance. At the bottom of the path the lowest point the velocity is 4m/s. What is the velocity when it returns to the lowest point
December 20, 2010
Adjectives/Adverbs I need to underline the adjectives and bold the adverbs. Just need help if I did it correctly. Since this doesnst let me do underline and bold I will make the adjectives in () and the adverbs in ** Thanks I have had both *good* and *bad* experiences with ...
December 17, 2010
You are considering setting up a software development business. To set up the enterprise you will need to buy equipment costing $100,000. This equipment will be depreciated straight line over 5 years to a zero salvage value. Its market value at the end of the 5 years will be ...
December 14, 2010
Wondering if I have correctly identified each verb in the following sentences: The role of education plays (simple present) a major role in successful financial planning. My Personal Finance class is helping (progressive present) me to learn how to budget successfully. I have ...
November 21, 2010
Can you check these thanks. Solve the system by substitution or elimination. 2x+y=1 3x-y=14 Answer: (3,5) x-3y= -12 2x + 11y= -7 Answer: (39,17) 4x+2y=8 12x+6y=24 Answer: no solution 4x-2y=5 2x-y= -1 Answer: no solution 4a+3b =6 8a-b= -9 Answer: no solution
November 20, 2010
A ceiling fan is rotating at 0.70 rev/s. When turned off, it slows uniformly to a stop in 2.9 s. (a) How many revolutions does it make in this time? (b)Using the result from part (a), find the number of revolutions the fan must make for its speed to decrease from 0.7 rev/s to ...
November 16, 2010
a 2 liter bottle rocket has a thrust phase on .25 sec. The rocket goes straight up, reaches its apex, then plunges straight down. Total time is 8 sec. How do I calculate height, velocity and acceleration???
November 15, 2010
6. Which of the following accurately characterizes a difference in the way the House and Senate operate? (Points : 1) The House is more formal than the Senate. The Senate leadership is more powerful than the House leadership. Authority in the Senate is concentrated while ...
November 11, 2010
Make your own equation. 1. A number is 6 times another number. The sum of the two numbers is 56. @. Donna has twice as many coins as Cathy. When Donna gives Cathy 2 coins, they each have the same number. How many coins do they each have? Let the number of coins that Cathy has ...
November 5, 2010
I posted earlier but i wanted to added something... I need have to find a song that share similar views as Transcendentalists Here are some views of the Transcendentalists: -Intuition -they think we can understand ourselves through nature. - Individualism(the fact of being ...
November 1, 2010
I need some ideas of novels,songs,comics etc.(preferebly a song) that share similar views as Transcendentalists Here are some views of the Transcendentalists: -Intuition -they think we can understand ourselves through nature. - Individualism(the fact of being true to yourself...
November 1, 2010
Which group of words in the sentence is misplaced? Having been discovered, Rover looked up at his owner with puppy-dog eyes. a. with puppy-dog eyes b. been discovered c. his owner d. Rover looked up
October 31, 2010
Glauber's salt undergoes a phase transition according to the following equation: Na2SO4*10H2O(s)--> Na2SO4*10H2O(l) DH = 74.4 kJ/mol Calculate the mass (g) of Glauber's salt (use the masses to two decimal places found in the front of your text) needed to lower the ...
October 24, 2010
Can you help me with these two questions thanks. Acts 1 and 2 Cause and effect relationships The Crucible Directions: Fill in the blanks to show what happened (effect) as a result of specific action (cause) 1. Because Sarah Good had mumbled in Mary Warren's hearing, then...
October 21, 2010
Can you check these for me. Directions: Find the slope of the line that passes through each pair of points. 1. (3,-8) and (-5,2) Answer: -10/8 2. (-10,-3) and (7,2) Answer: -5,-17 3. (-7,-6) and (3,-6) Answer: 9 4. (8,2) and (8,-1) Answer: 0 undefined Directions: State whether...
October 17, 2010
A total of 2.00 mol of a compound is allowed to react in a foam coffee cup that contains 141 g of water. The reaction caused the temperature of the water to rise from 21.0 to 24.7 degrees Celsius. What is the enthalpy of this reaction? Assume that no heat is lost to the ...
October 11, 2010
A 1L flask is filled with 1.25 g of argon at 25 degrees celcium. A sample of ethane vapor is added to the same flask until the total pressure is 1.45 atm. What is the partial pressure of argon in the flask?
October 5, 2010
A 1.994-g sample of gypsum, a hydrated salt of calcium sulfate, CaSO_4_, is heated at a temperture greater than 170 degrees C in a crucible until a constant mass is reached. The mass of the anhydrous CaSO_4_ salt is 1.577g. What is the mass percent of water in the hydrated ...
October 4, 2010
college (media culture & society)
I need to elaborate on the points below: Mtv & popular culture: 1. testing ground for film techniques 2. promotes film not just music 3. introduces female performers, resistance and identity. 4. ground for social activism 5. standard in the advertising industry 6. addoptive ...
September 25, 2010