Friday

March 27, 2015

March 27, 2015

Total # Posts: 79,402

**Maths literacy,life science,physical science,consu**

what career I can follow with this subjects?
*March 7, 2015*

**english**

yesterday I had homework. Um.. so, question is: what is the difference between the english language British with english language USA? ya, I really don't know what's the difference?
*March 7, 2015*

**algebra**

Price=.20T+baseamount
*March 7, 2015*

**Math**

Two parallel resistors have resistances R1 and R2. If the total resistance is R, then 1/R = 1/R1 + 1/R2. R1 is increasing at 0.04 ohm/sec,and R2 is decreasing at 0.03 ohm/sec. How fast is the total resistance changing at the moment that R1 is 3 ohms and R2 is 4 ohms?
*March 7, 2015*

**Algebra**

What is point-slope form?
*March 7, 2015*

**Math**

Find the first five terms: a sub 1 = 4 and a sub n = 0.5a sub (n - 1) + 1 Are they 3, 2.5, 2.25, 2.125, and 2.0625?
*March 7, 2015*

**physics**

A rigid tank having a volume of 0.100 m3 contains helium gas at 155 atm. How many balloons can be inflated by opening the valve at the top of the tank? Each filled balloon is a sphere 0.300 m in diameter at an absolute pressure of 1.15 atm. (Remember that the tank cannot be ...
*March 7, 2015*

**Art 7**

1.c 2.b 3.d 4.a 5.b 6.b 7.d 8.a 9.b 10.d these are the correct answers
*March 6, 2015*

**math**

The sum of two numbers is 300 and the two numbers have a ratio of 20:10. Find the larger number.
*March 6, 2015*

**Math Help!**

The box-and-whisker plots show data for the test scores of four groups of students in the same class. Which plot represents data with the greatest range or scores? A. The lowest value is numberd 30, the lower quartile is numberd at 40, the median is numberd at 55, the upper ...
*March 6, 2015*

**physics**

a 10-kg block on a perfectly smooth horizontal table is connected by a horizontal string to a 63-kg block that is hanging over the edge of the table. What is the magnitude of the acceleration of the 10-kg block when the other block is gently released?
*March 6, 2015*

**what does this mean???**

or how about... clearly illustrated using fotor: instead of jars illustrate appliance being unplugged the choice made: "unplug" types of energy conserved: energy saving; light approximate amount of energy conserved: even when their not being used they use about 75 or...
*March 6, 2015*

**what does this mean???**

i was thinking about jars, and ways that you could recycle jars and the amount of energy used to make and create them, so why not just recycle them. does this answer the requirements or should i use a different approach
*March 6, 2015*

**what does this mean???**

Students must make a choice concerning their daily practices that will reduce the amount of energy that is consumed in their practice. This must be clearly illustrated using fotor, including the choice made, types of energy conserved, approximate amount of energy conserved, ...
*March 6, 2015*

**MaTH**

the school's track team ran the 220 relay in 7 minutes 46 seconds at their first track meet. The next meet, their time was 42 seconds shorter. At the next, their improvement was twice as great. What was their total running time at the last met?
*March 6, 2015*

**government **

Why does the Constitution describe the executive and legislative branches in more detail than the judicial branch?
*March 6, 2015*

**Pre-calc/trig**

nvm i think i got this one
*March 6, 2015*

**Pre-calc/trig**

i think its a or b Which scenario describes periodic behavior? A pendulum swinging back and forth A ball bouncing up and down on the ground The takeoff and landing of a jet plane The path a dolphin swims in the ocean
*March 6, 2015*

**finite**

0/20 points | Previous Answers TanFin11 4.1.034. Ask Your Teacher My Notes Question Part Points Submissions Used A company manufactures two products, A and B, on two machines, I and II. It has been determined that the company will realize a profit of $9/unit of Product A and a...
*March 6, 2015*

**MATH**

You buy 3 pairs of pants at an original cost of $24.99 and the sale is buy 1 get the 2nd pair half off. The sales tax is 6%. How much do you pay in total for the pants? $39.73 $79.47 $52.98 my answer?? $66.23
*March 6, 2015*

**AP physics**

This is Algebra. Surely you are not having difficulty with this in AP Physics. 1/2 mv^2+1/2 mr^2*V^2/r^2 1/2 m(v^2+v^2)=mv^2 v= sqrt(gh) Now note something about this. If the object had just fell(no rolling) v would have been sqrt(2gh) What heppened, is that energy split ...
*March 6, 2015*

**Ap physics**

This is the oddest AP physics class I have ever eeen, I assure you, if this is "college" level, you are being mislead. This is Algebra II, systems of equations. multipy the first equation by 8 add the equations I get 11F1=8*44 solve for F1 then, in equation 2, solve ...
*March 6, 2015*

**physics**

sound went 180m speed=totaldistance/time
*March 6, 2015*

**Physics**

123.56
*March 6, 2015*

**science **

differece between lizard and snakes
*March 6, 2015*

**computer programming**

Write a fortran program to compute the geometric information for a kite. The program should read the a, c and p lengths and compute the q length
*March 5, 2015*

**accounting **

Which of the following adjustmnts will require the company to record a debit memo sent by the bank? a. The bank collected a $550 note receivable, plus interest, which had not been recorded in the company's journal. b. The company recently made a $692.28 deposit that has ...
*March 5, 2015*

**Programming c++**

Write Aprogram in C++ language That reads in Two integers and determines and prints if The firist is multiple of the second
*March 5, 2015*

**Science**

Henri bacquerels original hypothesis was that florescent minerals became excited by solar energy and gave off X-rays. However, after he discovered uranium minerals emitted their own radiation without the help of solar energy, he abandoned his hypothesis. Why did, Bacquerel ...
*March 5, 2015*

**Science**

Is it polonium or maybe Radium
*March 5, 2015*

**Science**

OK, then the answer must be b?
*March 5, 2015*

**Science**

When Marie Curie isolated uranium from pitchblende, she realized that the pitchblende was more radioactive than the uranium she had extracted. What did she conclude about her observations? A. Pitchblende itself is a radioactive element. B. The pitchblende sample contained an ...
*March 5, 2015*

**Science**

Thank you.
*March 5, 2015*

**Science**

What was henri Becquerel studying when he accidetally discoverd radioactivity? A. Photography B. Properties of black light. C. Porperties of X-rays. D. Solar energy. I believe the answer is C. Thank you
*March 5, 2015*

**Math**

The box-and-whisker plots show data for the test scores of four groups of students in the same class. Which plot represents data with the greatest range or scores? A. The lowest value is numberd 30, the lower quartile is numberd at 40, the median is numberd at 55, the upper ...
*March 5, 2015*

**S.S**

thank you! I will be sure to read the link you sent me to
*March 5, 2015*

**S.S**

helped not had sorry.
*March 5, 2015*

**S.S**

She had women who were married have a more say in their lives, being able to own property, engae in buisness, sue and be sued and have joint custudy of chidlren. Trust me I got 23/20 for elizabeth cady stanton in school for my dialouge essay.
*March 5, 2015*

**S.S**

Were there any key events in Elizabeth Cady Stantons life that shaped her dream for the U.S
*March 5, 2015*

**Calculus**

Find the general solution for the differential equation. Leave your solution in implicit form. dx/dt=(2-x)sqrt(1-x)
*March 5, 2015*

**chemistry**

Do it yourself. Stop Copying.
*March 5, 2015*

**Quick english check**

Is 2 D and 3 D?
*March 5, 2015*

**Quick english check**

Please correct me if I'm wrong on any of these questions. I'm on the story of "Sally" in house on mango street! 1. In the following sentence, what is the best definition for the word suede mean? My mother says to wear black so young is dangerous, but I...
*March 5, 2015*

**physics**

a sound wave of frequency 1.2hz is reflected from a barrier 75m away and its receiver 0.5 sec after transmission.calculate the wave length of the sound
*March 5, 2015*

**Math**

Find the first five terms: a sub n = 2^n - 5 -3, -1, 3, 11, 27?
*March 5, 2015*

**Math**

Make a box-and-whisker plot of the data. 21,21,22,20,13,13,27,24 A. The lowest value is numberd 13, the lower quartile is numberd 15, the median is numberd 21, the upper quartile is numberd 23, the highest value is numberd 27. B. The lowest value is numberd 13, the lower ...
*March 5, 2015*

**history**

Which of the following correctly describes the flow of commodities in the triangle trade? (1 point) Cuba's rum is traded for slaves in New England. The slaves are brought to Cuba to grow sugar. Cuban sugar is exported to New England, where it is distilled into rum. New ...
*March 5, 2015*

**Economy**

thank you
*March 5, 2015*

**Economy**

Firms benefit in many ways from increased productivity. What is one of the ways consumers benefit when firms increase their productivity?
*March 5, 2015*

**French**

An eraser.
*March 5, 2015*

**French**

Which is correct? J'ai besoin de l'Internet et un gomme. J'ai besoin du Internet et d'un gomme. J'ai besoin de Internet et un gomme.
*March 5, 2015*

**chem**

How much 12M HCl would you need to make 100.0 mL of 2M HCl?
*March 5, 2015*

**life orientation**

Evaluate the extent to which peer pressure can impact negatively on intrapersonal conflict
*March 5, 2015*

**physics**

The power output in the sun is about 4.00 x 10^26W. (a). Calculate the power per unit area (intensity), in kilowatts per square meter, reaching Earth's upper atmosphere from the sun. The radius of the Earth's orbit is 1.5 x 10^11m.
*March 5, 2015*

**World History**

#4 is b
*March 5, 2015*

**Physics**

I need help with the second part of this question. Please show work so I can see. Thanks. I. The fastest land mammal, the cheetah, can accelerate from 0 mi/hr to 70.0 mi/hr in 3.0 seconds. What is the acceleration of the cheetah? Give your answer in units of mph/sec. I got 23....
*March 5, 2015*

**math**

A map scale indicates that 1 inch equals 175 miles. The distance between two points on the map measures 5 3/4 inches. What is the actual distance between those two points in kilometers? (1 mile = 1.61 kilometers.)
*March 5, 2015*

**physics**

A sled is moving at a constant speed down a surface inclined at 45.0° with the horizontal and travels 30 meters in 4 seconds. Calculate the vertical velocity of the sled at the end of 4 seconds.
*March 5, 2015*

**sociology**

What are the three processes that can cause major changes for a population? A. crude birthrate, crude death rate, demography B. fertility, mortality, and migration C. infant mortality rate, fertility, and crude birthrate D. life expectancy, life span, and gross migration rate
*March 5, 2015*

**math**

first multiply first 2 digits, wrire answer side by then multiply1st and 3rd digits write answer next to earlier answer. Then add both answers and minus middle digit of the question
*March 5, 2015*

**L.A**

I mean no disrespect, I just got confused between if it was either A or B, so I came on here to ask.
*March 5, 2015*

**L.A**

Uh I did read the whole play. My posting auto corrected. I was stuck between A and B, and if Reed doesn't know the answer to help me he shouldn't try answering me. <Shaking my head>
*March 5, 2015*

**L.A**

Obviously not I got it wrong.
*March 5, 2015*

**L.A**

In The Diary of Anne Frank , Act 1, what effect is their situation having on the at dwellers after two months? A. They have all become close friends. B. Most relationships are becoming tense. C. The family groups have allied against each other. D. Everyone in the attic does ...
*March 5, 2015*

**Physics**

A mechanical device requires 420 J of work to do 230 J of work in lifting a crate. What is the efficiency of the device? I keep getting 0.5% am I right?
*March 4, 2015*

**Art**

Poop Pooop
*March 4, 2015*

**L,A**

In The Diary of Anne Frank, Act 1, what causes the Franks and the Van Daans to move into the rooms on the top floor of the warehouse? A. Their own homes have been destroyed by bombs. B. They are hiding from the Nazis, who have been persecuting Jews. C. The warehouse has more ...
*March 4, 2015*

**L.A **

In The Diary of Anne Frank, Act 1, what is one effect of wearing the yellow star of David? A. It makes wearers feel proud. B. It leads to a shortage of yellow cloth. C. It creates a strong sense of community. D. It sets apart the people who are Jewish. Is the answer D? Thank you
*March 4, 2015*

**Chemistry**

Would you show how you arrived at the right answer?
*March 4, 2015*

**Math**

Rachel planted a flower garden. She planted roses in 1/4 of the garden and 1/3 of the roses were pink. She planted tulips in 1/3 of the garden and 1/3 of the tulips were pink. How many roses were there in Rachel's garden?
*March 4, 2015*

**CHEMISTRY**

How many grams of sulphuric acid (H2SO4) are needed to make 1.5L of a 1.5 molar solution? ~~~~~~~~ Here's my work so far: 1.5L x 1.5mol/L = 2.25molH2SO4 2.25mol H2SO4 x 98.09g H2SO4 / 1mol H2SO4 = 220.7025g H2SO4 I wanted to ask if my work is correct, because I am unsure ...
*March 4, 2015*

**English**

2. How does the fact that Anne sometimes gets depressed and begins to view the world as confining and unhealthy affect the way readers view her? Please include textual evidence in your answer as well as what page number you found it on.
*March 4, 2015*

**Math**

Karen collects 6/7 qt of rainwater. She uses 1/2 of the water to clean her bicycle and uses the remaining water equally for 3 houseplants. What volume of water does she use for each houseplant ?
*March 4, 2015*

**Geometry**

Got it thanks.
*March 4, 2015*

**Geometry**

A boat is looking at a plane 8000 ft in the air at a 40 degree angle from x feet away solve for x 6,713 ft 9,534 ft 10,443 ft 12,445
*March 4, 2015*

**math**

roy has 11 model cars that are all red or black. He has 3 more red cars than black cars. How many black cars does he have?
*March 4, 2015*

**math**

A square tabletop is 5 feet long on each side. Kevin wants to tile the tabletop. how much tile does he need to cover the tabletop.
*March 4, 2015*

**Algebra**

If you got paid $15 for 3 hours of work one day and $45 for 8 hours work on another day. Find your hourly rate of pay for the 2 days. My work: 15+45=60 8+3=11 60/11=5.45 What was done wrong?
*March 4, 2015*

**Algebra**

Given: g(x) = -3/5x + 1/2. Find: when g(x) = 8 My work: -3/5x + 1/2 = 8 -6x + 5 = 80 -6x = 75 x = 75/6 x = 25/2 What did I do wrong??
*March 4, 2015*

**Algebra **

Given l3 is parallel to l4, if l4 has no slope, find the equation of l3 if (5,-3) lies on l3. my work: L3: y=mx+b L3: y=0(5)-3 y=-3 What did I do wrong??
*March 4, 2015*

**Art Help Please!**

Ms. Sue you are the best, thank you so much! It was right :D
*March 4, 2015*

**Art Help Please!**

Why might a college choose to use Greek architectural elements such as columns when designing the central building on campus? A. Greek architecture symbolizes the pursuit of peace and love. B. Greek architecture symbolizes the pursuit of truth and knowledge. C. Greek ...
*March 4, 2015*

**math**

Find the equation of the circle with center on the line x-2y+2=0 and which touchesboth positivex and positive y axes.
*March 4, 2015*

**Language Arts**

Which sentence correctly uses a predicate pronoun as a subject complement? A.The last arrivals were joe and I. B.This year's soccer champions were Lana and me. C.The tribute deeply touched my brother and I. D.My boyfriend became my best friend Please help, thank you.
*March 4, 2015*

**Language Arts/ Reading**

Help please?
*March 4, 2015*

**Language Arts/ Reading**

Ok my teacher told me i had good details in my body paragraphs. And to pull out specifics to put in my thesis. What does she mean by this?
*March 4, 2015*

**spanish 3**

If you post what you do, I'll be glad to proofread it for you. Sra
*March 4, 2015*

**spanish 3**

thanks for the help
*March 4, 2015*

**Chemistry**

Calculate the pOH of a 0.410 M Ba(OH) solution.
*March 4, 2015*

**math**

Find D Varation Of D Following Number 2,4,6,8,10,10,12
*March 4, 2015*

**3rd garde math**

seth bikes 3 miles in 10 minutes and 30 miles in 100 minutes. How many miles does seth bike in 1000 minutes
*March 4, 2015*

**math**

rearrange the numbers in a 4 x 4 array so that each row column and diagonal equal 10 using numbers 1-4
*March 4, 2015*

**chemistry **

how many grams of CuSO4.5H2O is needed to prepare 0.01 M solution?
*March 4, 2015*

**Chemistry**

Magnesium hydroxide, Mg(OH)2, found in milk of magnesia, has a solubility of 7.05 × 10-3 g L-1 at 25 °C. Calculate Ksp for Mg(OH)2.
*March 4, 2015*

**Question**

Im thinking of taking French for one of my electives for high school. If i ever need help would any one, be able to help me? Thank you.
*March 4, 2015*

**L.A**

Read the following stage directions and dialouge from billy Elliot: [Billy suddenly sees DAD and freezes. His reaction puzzles Mrs. Wilkinson for a second. The music comes to a standstill. Mrs. Wilkinson turns to see Dad.] DAD: You.Out.Now What most likely motivates Billy'...
*March 3, 2015*

**L.A**

Thank you
*March 3, 2015*

**L.A**

Read the following stage directions and dialouge from billy Elliot: [Billy suddenly sees DAD and freezes. His reaction puzzles Mrs. Wilkinson for a second. The music comes to a standstill. Mrs. Wilkinson turns to see Dad.] DAD: You.Out.Now What do these directions and dialouge...
*March 3, 2015*

**math**

what percent of student perform at the national average. there are 32 kid
*March 3, 2015*

**L.A**

Thank you.
*March 3, 2015*

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