Thursday

April 24, 2014

April 24, 2014

Total # Posts: 1,499

**Maths**

sorry I typed the rong subject. Its suposed to be called spelling

**Maths**

hello my name is lauren and I am in year 6. I don't no how to spell goodly do you have any tips on how to spell better? Thank you very much.

**Chem: Mole and Avogadros Number**

How many molecules are in the quantities below? 2.0 moles 0.75 moles

**Science**

at absolute zero, how much kinetic energy do the particles have?

**Science**

what is the difference between the average kinetic energy of an object and the total kinetic energy of an object?

**us history**

were immigrants lived ad worked during the 1920's

**physics**

a coin rests on a book. the book tilts until the coin just begins to move. the angle is 17 degrees. what is the coefficient of static friction?

**Math**

Thank You, I saved this link.

**Math**

Thank You, how can you find a square root of a number easily?

**Math**

Find all the numbers that give you 7.29 when squared. Show your work.

**Math word problem**

Thank You so much. It looks so simple, and makes sense the way you wrote it out!

**Math word problem**

I know the answer, but is there a formula to show work? Amy had a piece of wire 96 inches long. She cut the wire into 3 pieces. The second piece was 6 inches longer than the first piece. The third piece is 9 inches longer than the second. What was the length of each piece of w...

**math**

A word Problem Kris has an endless supply of 4-cent and 7-cent stamps for mailing a package. What is the greatest amount of postage that cannot be affixed to a package using these stamps?

**science**

What does ti mean to depress the scapula? Does that mean to shrug shoulders?

**physics again (check answers please)**

What net force increases a velocity of a car from 20 m/s to 35 m/s in 8.0 s if the mass of the car is 1600 kg? (3000 N). What force would cause the car to stop? (3000N) What coefficient of friction is needed to supply the force of friction? (.0191) are they correct?

**physics- check my answers)**

thanks!

**physics- check my answers)**

An ice skater of mass 50kg moving at 10 m/s coasts to a halt in 100 m on a smooth ice surface a. calculater acceleration of the skater (.5 m/s) b. what is the force of friction between the ice and the skates? (25 N) c. calculate the coefficient of friction (.051) are my answer...

**math**

a rectangular box with a volume of 60 ft^3 fas a square base. Find a funtion that models its surface area S in terms of the length x of one side of its base

**gov**

what does collective action have to do with interest groups?

**math**

[(2+h)^2-4]/h find the limit how do i do this?

**Intro to Computer Programming - Pseudocode**

This assignment (below) jumped way ahead of my abilities compared to the last assignment. I think I need a parallel array or a 2D array, an accumulator or loop counter, a verification of input, and Boolean something. But I'm not sure how to write it. We're not writing ...

**Interview**

You want to dress in a way that shows you are mature and care about how you look. So, I would say something dress-casual. Wear nice but comfortable shoes. You want your appearance to make people take you seriously, but not be overdone (don't draw attention to yourself by w...

**spanish**

Please see if this is written correctly. Let me know what to fix. Thanks. Michelle Rodriquez es puertorriqueña y dominicana. Ella es famosa por las habilidades de actuación. Ella es rebelde y hace los papeles de unas muchachas gamberras en películas de acc...

**Spanish**

Please see if this is written correctly. Let me know if I can say certain sentences in shorter phrases or simpler words or both. Michelle Rodriquez es puertorriqueña y dominicana. Ella es famosa por ella las habilidades actuación. Ella es rebelde y de muchachas g...

**math**

For how many ordered pairs of positive integers (x,y) is 2x+3y<6? a. One b. Two c. Three d Five e Seven

**Spanish**

Hello: Please see if this translation is correct. Make suggestions as necessary or feel free to tell me how to say specific phrases in simpler words. Thanks. Michelle Rodriquez is Puerto Rican and Dominican. She is famous for her acting skills. She is rebellious and usually ta...

**Science**

Why is water used as a contant in many science experiments?

**5th Grade Math -- Correction**

what is the answer for 27 metres and 16 cm plus 13 metres and 58 cm

**Pre-Cal**

Find the greatest integral upper bound of the zeros for the following function. f(x) = 4x^3 - 2x^2 - 12x + 1 Find the real zero(s) to the nearest tenth. f(x) = 2x^3 + x^2 - 1 [I believe the numbers should be around -1 and 0 and 0 and 1.]

**Spanish**

please see if this is correctly written. Judith Baca, un habitante de Los Angeles nativo, nació en 1946. Ella es sabida mejor para sus murales grandes. La Gran Pared de Los Angeles representa la historia de personas étnicas de California. El mural muestra im&aacu...

**pre-cal**

Solve. (sqrt. x + 1) - (sqrt. 2x -12) = 1 The answers I reached were x = 8 and 24. If you plug in 8, you will get 1 as an answer. If you plug in 24, however, you will not get 1 as an answer. Please see if 8 is the only solution. If not, please show me how to solve to find the ...

**physics...one last time**

A mortar elevated to 60 degrees scores a hit 15 m up a building 30m away. with what speed was the shell fired?

**physics again!!**

and...the time is 3.06s

**physics again!!**

An arrow is fired at an angle of 53 with a velocity of 15 m/s. what is its range? explain step by step please!!

**Physics HELP!!!**

nevermind, i figured it out

**Physics HELP!!!**

thanks! I have question though...what happened to the ^2 in the second part? Its in the second step but then where does it go?

**Physics HELP!!!**

A ball is kicked at an angle of 50 with a velocity of 14m/s. a. how long is it in the air? b. how high does it rise? can someone please explain to me how to solve this???

**7th grade math**

the sum of two integers is zero. the difference of the same two integers is 16. What are the integers

**!social studies!**

what were all the places that christapher columbus explored!? help me please!

**math**

How do I find the area of a circlr? In the problem I'm trying to solve, the only information that is given is that sides BC and AD of the 8 by 12 rectangle located outside of the circle, are tangent to the circle.

**Spelling**

Hey my older brother has been in the spelling bee 3 times and has made it to county before. He says don't freak out when you get on stage and if you do get a word wrong don't be embarrassed because alot of other people get the words wrong. Make sure you study with your...

**algebra 1**

How would you solve this equation: A local gym charges nonmembers $8 per day to use the volleyball courts. Members pay a yearly fee of $150 and $2 per day to use the volleyball courts. Write and solve an equation to find how many days you must use the volleyball courts to just...

**Consumer math**

idk what you are talking about. sorry :]

**unscrambling word**

Have you found your answer yet? What subject is it for? =)

**chemistry**

why is platinum more expensive than gold??

**chemistry**

why do they put chlorien in swimming pools and drinking water???

**chemistry**

does fire have matter?

**statistics-please please help**

A) Choose one of the following distributions (positively skewed normal distribution, negatively skewed normal distribution or bimodal normal distribution) and generate a sample of 20 numbers for it. The sample you generate should have a mean of 8 and a sample standard deviatio...

**Science**

if gravity is rounded to 10 and 78.4 is rounded to 78: -then, time= velocity/gravity time=78/10 time=7.8 or... time=78.4/9.8 time= 8

**1st grade**

I'm sorry I can't help you because I don't know what shape you want us to make!!!!

**nonfiction**

I just took the test and got a hundred the answers are a a b c c b d a a c c a b d b c c d c b

**Dynamath for October**

Supermath Electoral votes exactly adding up to Mccains 72??? You have to go over to 75? Right??

**math**

the # is 82.406 =)

**Stevens**

How do you analyze this sentence: 'When the rain began, we were playing soccer.'

**algerbra!**

7(n+1)-4n=4 wut is n -7(x-3)=-14 wut is x 8=3+5(y-2) wut is y 2(x-3)+3(x-1)=-5

**Matematics**

D = F/(C-E) Let C be the subject

**7th grade math**

Question: The volume of a cube is 343 mm2. What is the length of one side of the cube?

**reading**

in part 2 of call of the wild what did the dog-driver do 4 buck?

**9th grade algebra**

How do you want me to help you if there isn't even a propblem to help you with.

**9th grade algebra**

First, to complete this problem, you add like terms (2b and 3b)(add them together). Now you should have something like 5b-6. Now add 6 to both sides. Now you should have something like 5b=20. Next you need to divide 5 from both sides. Now you should have b=4. There you go, you...

**math**

i can see them..... they ARE on the current qestions page

**Algebra**

thank you soooo much!

**Algebra**

Triangles C and D are similar. The area of triangle C is 47.6 in(2). The base of Trianfle D is 6.72 in. Each Dimension of D is 6/5 the corresponding dimension of C. What is the Height of D?

**Chemistry-check answers**

length of 12:19 m in kilometers.

**chemistry**

calculate the number of liters in 7.05 x 10 ^-2 m^3

**chemistry**

calculate the number of fluid ounces in 6.03 gal.

**chemistry**

Calculate the number of english tons(2000 lb per ton) in 6.03 lb

**chemistry**

calculate the number of feet in 6.03 miles

**Math**

i dont know

**math**

(Csquared+14c+49)divided(c+7) The quotient is?

**math**

No, that's not what I mean. I am supposed to be changing the equation y= x+6x-16 from standard form to vertex form.

**math**

Sorry. The equation is y=x+6x-16.

**math**

How would I change this problem from standard form to vertex form? The problem is: y+6x-16

**algebra**

At a certain real estate firm,realtors selling homes receive a commission of 7% for the first 140,000 of the selling price, and 5% for any amount exceeding 140,000. A realtor for the firm received 11,350 for selling a house. What was its selling price? I really do not understa...

**algebra**

4(2y-5)>3(5y+8)

**algebra**

At a certain real estate firm,realtors selling homes receive a commission of 7% for the first 140,000 of the selling price, and 5% for any amount exceeding 140,000. A realtor for the firm received 11,350 for selling a house. What was its selling price?

**World History**

I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but MOST IMPORTANTLY, I must cover the significance of each as well as provide context in the larger world and analysis of the weapons...

**World History**

I have to put together a visual, technological presentation. My topic is on the weapons used in WWII. I need to find info about these weapons, but most importantly, I must cover the significance of each as well as provide context in the larger world and analysis of the weapons...

**Spanish**

I have to translate these sentences from English to Spanish. Please see if it's accurate. Make any suggestions as needed. 1. Fill a deep-fryer with vegetable oil and heat to 350 degrees 2. Mix the sugar and cinnamon together in a bowl and set it aside. 3. Mix the butter, w...

**math**

-8a+6(a+7)=1 what does a equal? what is the value of a?

**math**

2v+3(8-v)=negative 16 what does v equal?

**world history**

What was the technology, agriculture, trade, religion/belief systems, gender roles, migrations, and population changes of the era of 600-1450 in the Middle East? What about in the 1450-1750? 1750-1914? 1914-present?

**Physics - Light & refraction**

Basically what bobpursely is saying is that you are going from a high index of refraction to a low index of refraction, so you'll have total reflection inside the object. if you are going from air to water, then you are going from a low index to high index, so you won'...

**math**

unscramble this word n d o e p n t i

**Algebra II**

solve the equation e^2 ln x - ln (x+2) = 8/3

**Finance**

What is the purpose, advantages, disadvantages, and type of feedback provided by line-item, performance, and program budgets,

**Finance**

What is the primary difference between a performance budget and a program budget? Why does a human services agency need to know this information?

**business**

How can knowing the cost per output and cost per outcome benefit a human services agency?

**algebra/inequalities**

Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?

**algebra/inequalities**

Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?

**algebra/ inequalities**

thank you so much!!! i need that help to finish my homework!!!!

**algebra/ inequalities**

Damon, Thanks for the help. Let me see if I get it now. So, -2x < -4 divide both sides by -2 answer is x > 2 I had x < 2, but I reverse the sign since I divided by a -2 on both sides, correct?

**algebra/ inequalities**

Posted by lauren on Thursday, April 17, 2008 at 8:45pm in response to ALGEBRA. the problem is 92 is greater than or equal to negative 4p. why is the answer p is greater than or equal to negative 23? I am confused! why is it not p is less than or equal to negative 23?

**Geometry**

Can someone tell me how to solve these proportions? Thank you 5 7 ---- ----- = x - 1 x

**Science**

A patients drip bag is hung a high on a stand.The liguid flows into their blood to give them food or drugs.Explain why the bag is raised up using the words water pressure and weight.

**social studies**

guinea has about how much of the worlds bauxite reserves (percentage)?

**Social Studies**

ya but i dont have money

**emergency!!!!!!!!!!!!!**

Congo and Gabon won their independence from what European country? What west african country has the largest population in africa? What is nigeria's major mineral resource and largest export (same thing)?

**Social Studies**

Congo and Gabon won their independence from what European country? What west african country has the largest population in africa? What is nigeria's major mineral resource and largest export (same thing)?

**Science**

What might happen to a inflated ballon if you take it up a mountain?

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