Friday

August 22, 2014

August 22, 2014

Total # Posts: 69,773

**Social Studies**

How do you think America might be different if Gibbons vs. Ogden had not occurred? If Gibbons v. Ogden had not occurred then each state would have had the power to regulate who could operate on the waters for trade or exchange.
*May 14, 2014*

**english III**

When you go marketing, bring the groceries home in a paper sack instead of a box.
*May 14, 2014*

**Social Studies**

If the Monroe Doctrine had not been proclaimed then Europe now has a free hand in Latin America.
*May 14, 2014*

**Social Studies**

How do you think America would be different if the Monroe Doctrine was not proclaimed? If the Monroe Doctrine had not been proclaimed Europe would have continued to colonize Central and South America making the country under Europe rule instead of the United States.
*May 14, 2014*

**Social Studies**

How do you think America might be different if Missouri had not become a state? If Missouri didn't become a state slavery would probably be abolished quicker.
*May 14, 2014*

**Social Studies**

How do you think America might be different if James Monroe had not been reelected? There would have been no "Era of Good Feelings", the Monroe Doctrine, which put an end to European nations trying to colonize states in North and South America, and the Missouri ...
*May 14, 2014*

**math**

jake has decided upon three business ventures to invest in. The total cost of investing in all three ventures will be $15,000. Investing in the first venture will cost $3,000 more than investing in both the second and the third venture. According to Jake’s research, his ...
*May 14, 2014*

**Social Studies**

How do you think America might be different if Maine had not become a state? If Maine had not become a state the Louisiana Purchase would not have been divided and the number of free and slave states would not be equal
*May 14, 2014*

**Geometry Help & Proofs**

The ratio of the volume of Cylinder A to the volume of Cylinder B is 1:5. Cylinder A is similar to Cylinder C with a scale factor of 1:2 and Cylinder B is similar to Cylinder D with a scale factor of 1:3. What is the ratio of the volume of Cylinder C to the volume of Cylinder ...
*May 14, 2014*

**Child day care**

A(n) _______ causes a behavior to repeat.
*May 14, 2014*

**Chemistry**

calculate the heat liberated when 15.0 g glucoseis metabolized to CO2 and H2O
*May 14, 2014*

**Algebra**

A ball is thrown from an initial height of 2 meters with an initial upward velocity of 25m/s. The ball's height h (in meters) after t seconds is given by the following. Find all values of t for which the ball's height is 12 meters. Round your answer(s) to the nearest ...
*May 14, 2014*

**Physics -- HELP PLEASE**

. Water with a mass of 1000kg leaves a hose at 20oC and is converted by the heat from the fire into steam at 300oC. List the steps needed in order to determine the amount of heat that is added to the water. For each step show the formula that must be used and replace the ...
*May 13, 2014*

**Chemistry **

What is the pressure, in torr, of a gas whose density is 8.0 g/L at a temperature of 25 C above standard temperature and whose molecular weight is 75 g/mol?
*May 13, 2014*

**SIG FIGS**

174.69 rounded to 2 sig figs
*May 13, 2014*

**english**

Jane Goodall is a primatologist. She studies the social and family lives of chimpanzees. Which of the following combines the sentences using an appositive? Being a primatologist, Jane Goodall studies the social and family lives of chimpanzees. Jane Goodall is a primatologist ...
*May 13, 2014*

**LA**

I have, what question do you have about it?
*May 13, 2014*

**End of Year question**

For a wide range of opinions that's why. Some people might think the end of the year as sad, some think of it as happy. Sadness can be from friends who you won't see again for 2 months. Happy for sweet relief of not having school. All i'm saying is, I want others ...
*May 13, 2014*

**End of Year question**

If you could describe the end of the school year with just one word what would it be? I want other peoples opinion, as I already have mine.
*May 13, 2014*

**Math**

174.69 rounded to 2 sig figs
*May 13, 2014*

**Probability**

Bayes rule
*May 13, 2014*

**Precalculus**

Find the equation of the ellipse with the center at (2,-3), one focus at (3,-3), and one vertex at (5,-3). Also graph the equation.
*May 13, 2014*

**moles**

how many grams of H2O are needed to react completely with 3.5 moles of ethylene?
*May 13, 2014*

**English**

Jane Goodall is a primatologist. She studies the social and family lives of chimpanzees. Which of the following combines the sentences using an appositive? Being a primatologist, Jane Goodall studies the social and family lives of chimpanzees. Jane Goodall is a primatologist ...
*May 13, 2014*

**Math **

the ordered pairs (2,-11) and (5,-20) are solutions to which of the following equations? (1.)y=3x-5 (2.)y=-3x+5 (3)y=3x+5 (4.) y=-3x-5
*May 13, 2014*

**math **

A rectangle is plotted in the coordinate plane. The vertices (corners) of the rectangle are given as A(–2,3), B(4,3); C(–2, –2) and D(x,y). What is the ordered pair for point D?
*May 13, 2014*

**math**

Sue has a balance of $35 in her checking account. She writes one check for $10, and three checks for $9 each. What is her balance now?
*May 13, 2014*

**Social Studies**

1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3. What sailors had navy ...
*May 13, 2014*

**science 7th grade**

The answer is quite obvious.
*May 13, 2014*

**Algebra 1 Answer Evaluation**

The way my textbook gives: x - 3 = -+√(22) x = app. 7.7 x = app. -1.7
*May 13, 2014*

**algebra**

what would the compound interest on 8000.00 invested for two years at 12% compounded semiannually be?
*May 13, 2014*

**Social Studies**

I am referring to the ships that were named after sailors to commemorate their actoins
*May 13, 2014*

**Social Studies**

1. List the ships that were present at the time of the attack. Answer: West Virginia, Maryland, Tennessee, California, Pennsylvania, Arizona, Nevada, and Oklahoma 2. What is the name of the ship where sailors can place their ashes? Answer: USS Arizona 3. What sailors had navy ...
*May 13, 2014*

**Civics**

I think the answer to #4 is A. Can you confirm?
*May 13, 2014*

**Algebra**

For a four-digit password made up of numbers in which the digits cannot be used more than once, how many passwords can be created? 5040?
*May 13, 2014*

**Algebra**

There are 15 people to choose from for a nine-person batting order in a baseball team. In how many ways can the people be arranged in the lineup? Is it 1,816,214,400? 2. A basketball team consists of 12 people. How many lineups of 5 people can be selected? Is it 792?
*May 13, 2014*

**Traditional african marriage is an advantage for men only,women **

Traditional african marriage is an advantage for men only,not women
*May 13, 2014*

**Science**

explain air resistance in terms of colliding particles Please Help...nothing to complex please
*May 13, 2014*

**history**

Which of the following languages did not appear on the rosetta stone Demotic, latin, greek, or egyptian heiroglyphics
*May 13, 2014*

**Algebra**

Find the product (1 - 3x) (x^2 - 6x - 4)x^2 A. -3x^5 + 19x^4 + 6x^3 - 4x^2 B. -3x^5 - 19x^4 + 6x^3 - 4x^2 C. -3x^5 + 19x^4 - 6x^3 - 4x^2 D.-3x^5 - 19x^4 - 6x^3 - 4x^2
*May 13, 2014*

**SS-my answers**

Thank you very much.
*May 13, 2014*

**SS-my answers**

Fine. I pick C.
*May 13, 2014*

**SS-my answers**

1. About how many African Americans served in the Union army? 2,000 10,000 200,000 *** 1 million 2. What did the Thirteenth Amendment do? gave equal voting rights to all abolished slavery *** ended the use of poll tax outlawed school segregation 3. African Americans in the ...
*May 13, 2014*

**biology**

A farmer sprays insecticide on his crops and notices that the insect pest problem disappears. A year later he tries the same insecticide only to find that he did not achieve the same result. The insect population shows resistance to the insecticide. This is an example of ____ ...
*May 13, 2014*

**Geometry**

The ratio of the volume of Cylinder A to the volume of Cylinder B is 1:5. Cylinder A is similar to Cylinder C with a scale factor of 1:2 and Cylinder B is similar to Cylinder D with a scale factor of 1:3. What is the ratio of the volume of Cylinder C to the volume of Cylinder D?
*May 13, 2014*

**physics**

Oxygen diffuses from the surface of insects to the interior through tiny tubes called tracheae. An average trachea is about 2mm long and has cross-sectional area of 2×10−9m^2. Assuming the concentration of oxygen inside is half what it is outside in the atmosphere...
*May 13, 2014*

**Algebra**

Thank you very much Reiny.
*May 12, 2014*

**Algebra**

Simplify the expression: (x - y) (3x + xy - 4y) + xy^2 - x^2y
*May 12, 2014*

**Science-Ms.Sue**

I believe it's C
*May 12, 2014*

**finance**

FV= PV(1+i/n)c*n (1.089/12)12*5 (0.09075)60 0.09075*60= 5.445
*May 12, 2014*

**math**

Compound interest 1800 for 11 years at .06
*May 12, 2014*

**math**

Jade ran 6 times around her neighbourhood to complete a total of 1mile. How many times will she need to run to complete 5/6 of a mile?
*May 12, 2014*

**Math **

Simplify this expression: 11 + (x^3 - 8 / x^2 + 2x + 4) - x
*May 12, 2014*

**business math**

Statistics show that the sales force of a certain company successfully closed 352 sales out of 800 sales calls. What was their percent success rate?
*May 12, 2014*

**math**

What is the square root of 10?
*May 12, 2014*

**trig**

A man on a 135 feet cliff perpendicular (at 90 degrees) to the ground looks down at an angle of 16 degrees and sees his friend. How far away is the man from his friend? How far away is the friend from the base of the cliff? Sketch the triangle that matches this scenario with a...
*May 12, 2014*

**math**

Tyson handled 150 service calls on his shift yesterday. Of those, 20% resulted in a successful upsell of additional services. If Tyson makes a $6 commission on top of his regular salary for each successful upsell that he makes, how much commission did he make yesterday?
*May 12, 2014*

**Calculus**

h=60 L=30
*May 12, 2014*

**Algebra**

Solve for x. (5x^2 - 12x) / (x^2 + 5x - 24) <= 0
*May 12, 2014*

**Science 7**

Problem; How small is 1 part per million? What will happen to our pure food coloring when we dilute it to 1 part per million using water? What could my hypothesis be?
*May 12, 2014*

**Math**

Supposed f(1) = 2, f(2) = 3, f(3) = 0, and g(1) = 7, g(2) = 1, g(3) = 4 Find: g ○ f (2) = f ○ f-1 (3) = f ○ g-1 (4) =
*May 12, 2014*

**Math**

Let f(x) = 4√(2x^2 - 1). Write an equation of the function obtained by reflecting f(x) in the x-axis and shifting it 56 units upward, do not simplify.
*May 12, 2014*

**math**

Maria wants to draw a painting with an area of 40 square inches if she drew her painting on 1-inch grid paper how many squares would the painting coverd? Tellhow you know.
*May 12, 2014*

**math**

A store manager paid $45 each for coats. The markup is 65%. For what price should the coats be sold?
*May 12, 2014*

**social studies**

1) ___________ make up the majority of the population in Guatemala. Spaniards Incas Mexicans Native Americans 2. One challenge that makes it hard for the Mayas to retain their land is that they are more likely to think of themselves as ______ than _______. Maya, Guatemalan. ...
*May 12, 2014*

**social studies**

____ make up the majority of the population in guatemala
*May 12, 2014*

**Algebra**

A pollster randomly selects 100 people from each town in a certain candidate’s district to see if they support the candidate. Why might this survey not produce a good sample?
*May 12, 2014*

**Math**

Find the length of a field that has a perimeter of 256 meters and a width of 36 meters. please explain the steps
*May 12, 2014*

**ENGLISH - ADJ**

This was the worst train accident in last ten years. Last = adjective- superlative degree
*May 12, 2014*

**Mahts**

The perimeter of a field is 300m and its length is 100m. What is its breadth? P= (l + b)2 300=(100+b)2 300=100b X 2 300= 200b 300/200=b Is this is correct.
*May 12, 2014*

**computer literacy**

I said (C)
*May 12, 2014*

**computer literacy**

this is why I'm asking
*May 12, 2014*

**computer literacy**

8. Which of the following best describes the “7x7” PowerPoint rule? (C) 7 ideas per presentation/7 lines per slide. 7 lines per slide/7 words per line. 7 topics per slide/7 images per presentation . 7 words per line/7 slides per presentation.
*May 12, 2014*

**computer literacy**

A/A/ D
*May 12, 2014*

**computer literacy**

5. Which of the following BEST describes the concept behind Web 2.0? (A) Download Write Read-write Upload 6. The term cyberspace originated where? (A) Science fiction NASA Military University 7. Which of the following is NOT one of Facebook’s main features? (D) Private ...
*May 12, 2014*

**computer literacy**

D/D/B
*May 12, 2014*

**computer literacy**

2. In a social networking site your personal information is listed under your: (D) Inbox. Home. Status . Profile. 3. Which of the following is NOT one of the MOST common uses of Twitter? (D) Posting an idea of the moment. Making a business contact. Sharing a web link. ...
*May 12, 2014*

**computer literacy**

1. Virtual communities typically have all of the following EXCEPT: (B) currency. rules of conduct. games. real life contact.
*May 12, 2014*

**chemistry**

An ideal solution of 5.00 mole benzene and 3.25 mole toluene. At 298 K, the vapor pressure of the pure benzene and toluene were 96. Torr, and 28.9 Torr, respectively. At what pressure does the vapor phase appear first, if the pressure above this solution is reduced from 760 ...
*May 12, 2014*

**Math-Exponential Decay**

A lab technician had 58 grams of a radioactive substance. Ten days later, only 52 grams remained. Find the half-life of the radioactive substance.
*May 12, 2014*

**Algebra**

Never mind, I was confused because there are 14 scores and 80% of 14 is 11.2. I now know that is estimated to the 11th number. Thanks!
*May 11, 2014*

**Algebra**

What is "them," exactly?
*May 11, 2014*

**Algebra**

You are one of the ﬁnalists at a science fair. The scores of the other finalists are 87, 89, 81, 85, 87, 83, 86, 94, 90, 97, 80, 89, 85, and 88. Write an inequality that represents your possible scores if your percentile rank is 80.
*May 11, 2014*

**history 11th grade**

perils of the amazon rain forest
*May 11, 2014*

**history 11th grade**

Amazon rain forest
*May 11, 2014*

**science**

An advantage of using an electromagnet shown on the crane in the image below instead of a regular magnet to move cars in a junkyard is that an electromagnet can easily be turned on and off
*May 11, 2014*

**Algebra**

You are one of the ﬁnalists at a science fair. The scores of the other finalists are 87, 89, 81, 85, 87, 83, 86, 94, 90, 97, 80, 89, 85, and 88. Write an inequality that represents your possible scores if your percentile rank is 80.
*May 11, 2014*

**grammer**

Have you seen my sister Karla around here today? Have you seen my sister, Karla around here today? Have you seen my sister, Karla, around here today?
*May 11, 2014*

**english**

English is the language of opportunity.why bother to teach indegenous languages
*May 11, 2014*

**Social Studies**

Thanks so much.
*May 11, 2014*

**Social Studies**

Never mind, number 5?
*May 11, 2014*

**Social Studies**

What could I say for number 3?
*May 11, 2014*

**Social Studies**

Ohh.. thank you.
*May 11, 2014*

**Social Studies**

Briefly describe one way that these cultures changed the geography of the paces to which they migrated. 1. the ancient Romans who conquered much of Europe and England 2. homesteading families who migrated to the western territories of North America 3. American missionaries ...
*May 11, 2014*

**physics**

A car moves along an x axis through a distance of 900 m, starting at rest (at x = 0) and ending at rest (at x = 900 m). Through the first ¼ of that distance, its acceleration is +2.25 m/s2 . Through the rest of that distance, its acceleration is – 0.750 m/s2 . Find...
*May 11, 2014*

**Chemistry help**

got it, thank you
*May 11, 2014*

**Chemistry help**

I am not to sure how to approach the problem... Hydrazine is used as a rocket fuel because its reaction with oxygen is extremely exothermic: N2H4(liquid) + O2(g) ==> N2(g) + 2H2O(liquid) ΔH(reaction) = -615 kJ mol-1 What is the enthalpy of this reaction if water were ...
*May 11, 2014*

**chem**

The normal boiling point of Ta is 5425°C. What is its vapor pressure in mm Hg at 4384°C, if its heat of vaporization is 781.0 kJ/mol? Do I use the Clausius-clapeyron equation?
*May 11, 2014*

**Economic/ Accounting**

what are welfare payments or consumer subsidies
*May 11, 2014*

**Algebra**

Find the first and third quartiles of the data set. 1, 5, 1, 2.5, 3, 2, 3.5, 2, 3, 1.5, 4, 2, 4, 1, 3, 4.5
*May 11, 2014*

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