Wednesday

July 1, 2015

July 1, 2015

Total # Posts: 1,140

**Science**

Energy that gets used up.
*May 14, 2013*

**Physic**

The composite bar BCD in the figure is composed of an inner aluminum cylindrical core of length 2L=2 m and radius R=1 cm, and a sleeve of steel of length L=1 m and thickness R=1 cm surrounding the aluminum core in the CD section of the bar. The bar is fixed at B and at D, and ...
*May 7, 2013*

**physic**

thanhs Pa.
*May 1, 2013*

**physic**

Determine the normal stress in the steel sleeve. plz help?
*May 1, 2013*

**Physics**

Determine the normal stress in the steel sleeve. Obtain the numerical value of the displacement of section. pllllllllllllllllllllz help?
*April 30, 2013*

**Chemistry 1**

if 0.500mol of argon gas occupies 2.10L at 735mmHg, what is the temperature if degrees Celsius
*April 30, 2013*

**math**

PsyDAG is here to help not DO YOUR WHOLE HW and be a slave, moron.
*April 23, 2013*

**math**

A polynomial f(x) has degree 8 and f(i)=2^i for i=0,1,2,3,4,5,6,7,8 . Find f(9).
*April 21, 2013*

**Math**

-8?
*April 20, 2013*

**MATH HELP!!!!!!!!!!1**

451 mod 60
*April 20, 2013*

**math**

9 ,63
*April 20, 2013*

**math**

she had 18 bucks to start with, x=starting amount x(2/3)(1/2) = 6
*April 20, 2013*

**Math**

6d + 48
*April 19, 2013*

**managerial math**

let x= growth rate 7000000 = 3000 (1+x)^200 solve x= 0.039536837 :)
*April 19, 2013*

**social studies**

我是中国人。中国长城帮助我，因为我跳以外的，因此，我死了。
*April 17, 2013*

**Quantum Physics**

Someone made the second, please?
*April 16, 2013*

**math**

The school meeting is on the 199th day of the calendar year, in (what month)?
*April 11, 2013*

**SS Please check answers**

Yes Tris is correct
*April 8, 2013*

**chemistry**

I have the same question!!!
*April 6, 2013*

**math**

nvm
*April 2, 2013*

**math**

how much is 12 quarters?
*April 2, 2013*

**Social Studies**

Dear Students. We are watching these sites. Do not use them for your test. This is considered cheating.
*March 28, 2013*

**statistics**

I get either 0.9099, 0.9103, or 0.9106
*March 26, 2013*

**7th Grade Social Studies**

bdca
*March 25, 2013*

**urgent pls education**

Assuming in your class,you have noticed that a particular child who is an adolescent has suddenly become withdrawn,discuss how you are going to help such a child???
*March 18, 2013*

**urgent maths pls**

Pls d answer isn't really clear. And where did d triangle come from??
*March 18, 2013*

**urgent maths pls**

A goat is tied at point A with a rope of length(L). How long can L be so that the goat can feed on exactly half of the field if the field is a circle.
*March 18, 2013*

**Spanish**

Cuando tenía catorce años, fui a la Inglaterra y Gales con mi equipo del fútbol de mi escuela secundaria. Fuimos a la Inglaterra porque queríamos jugar en otro país contra los equipos extranjeros y ver las vistas hermosas. La idea de hacer ...
*March 15, 2013*

**English**

At the fair, not only can I eat tasty food, but I can also see awesome fireworks. Parallel Structure?....
*March 13, 2013*

**English**

Parallel Structure?....Benjamin Franklin was both a statesman and an inventor.
*March 13, 2013*

**maths help plsss**

A bucket contains 8m^3 of water. Using two smaller buckets of 3m^3 and 5m^3 respectively. How will you manipulate accurately so that only 4m^3 is left in d biggest bucket?
*March 7, 2013*

**help plsss**

A bucket contains 8m^3 of water. Using two smaller buckets of 3m^3 and 5m^3 respectively. How will you manipulate accurately so that only 4m^3 is left in d biggest bucket?
*March 7, 2013*

**maths help plsss**

John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two of the statements are...
*March 5, 2013*

**maths help plsss**

John,owner of a most exclusive nightclub was shot and killed ba a gang,after considerable effort on the part of the police,five men were arrested as suspects and were asked to say for themselves what they know of d case. Each man made three statements,two of the statements are...
*March 5, 2013*

**maths help please**

A bucket contains 8m^3 of water. Using two smaller empty buckets of 3m^3 and 5m^3 respectively. How will you manipulate accurately so that 4m^3 is left in d biggest bucket?
*March 5, 2013*

**math**

A cylindrical pop canis 12.5 centimeters tall and 5.5 centimeters wide. What is the volume of the pop can?
*March 3, 2013*

**maths very important question**

Find a and b greater than zero such that a^2 = b^3
*February 27, 2013*

**maths very important question**

Find x and y such that x^3 + y^3 = 1729
*February 27, 2013*

**maths help**

Find the largest four digit number which has a total of exactly 3 factors. Assuming that 1 and the number itself are factors
*February 27, 2013*

**maths help please**

Find the largest four digit number which has a total of exactly 3 factors. Assuming that 1 and the number itself are factors
*February 27, 2013*

**math**

Example: 1Gas is escaping from a spherical balloon at the rate of 2 ft3 / min .How fast is the surface area shrinking when the radius is 12 ft ?
*February 24, 2013*

**Geometry**

a baseball diamond is a square wiht 4 right angles and all sides congruent. wrte a two column proof to prove that eh distance from first base to third base is the same as the distance from home plate to second base. write a two column proof to prove that ehd angle formed by ...
*February 17, 2013*

**Physical Science**

A force of 60N used to push a chair across a room does 300J of work in half a minute. How far does a chair move?
*February 17, 2013*

**math**

Inverse property of multiplication...
*February 12, 2013*

**algebra**

1. y=x2 - 16 for maximum or minumum, dy/dx=0 hence 2x=0 or x=0 minimum value of function occurs when x=0 which is y=-16 2.using same principle as above, dy/dx=10x+5 when dy/dx=0 => 10x+5=0 => x=-1/2 minimum value of y= -5/4 - 5/2 + 11 for 3, 4 and 5 use the same ...
*February 4, 2013*

**Chem hwk**

the final answer is 7750.80/333.012= 23.27g CaSOa if you follow DrBob222 steps
*January 28, 2013*

**Math**

nhh
*January 21, 2013*

**lang arts**

number 2 was c not be.
*January 17, 2013*

**math**

In the diagram, transversal GH intersects parallel lines AB amd CD. m<DGH = x, and m<BHG = 2x - 30. Find the measure of <AHG
*January 16, 2013*

**Math**

Find the principle, given r=3% and t=3/4 years, a=2556.25
*January 16, 2013*

**algebra**

Do your work
*January 14, 2013*

**English**

Here: Barrio Boy is a true story of the author's cultural transition from a small Mexican village to a barrio in the United States. My Lack of Gumption is based from the actual life experiences of the author Russell Baker during his childhood in search for a career to ...
*January 10, 2013*

**Biology-check my answer**

answer is C
*December 19, 2012*

**Chemistry (balloon)**

HOW CAN I SOLVE WITH THESE NUMBERS? A latex balloon, wall thickness 3.091 x 10-4 m, contains helium at a concentration of 0.82 kg m-3. Under these conditions the total surface area of the balloon is 0.5 m2. The diffusion coefficient of He in latex at room temperature is 4.9 x ...
*December 15, 2012*

**math**

What is the ratio of 4/5 to 7/15?
*December 3, 2012*

**Chemistry**

after using the dilution formula M1V1=M2V2, i got .6L of water
*December 2, 2012*

**frequency-physics**

the speed of sound from B is one-fourth as fast
*December 2, 2012*

**science**

D. Reference point
*November 29, 2012*

**social studys**

What was one cause of the English Civil War?
*November 20, 2012*

**social studys**

the only one that i don't know is that one and i am studying this
*November 20, 2012*

**social studys**

3. Christians and Muslims wanted to control the Holy Land because *of the region's gold mines. *they needed supplies for their armies. *it had valuable water resources. *they believed it was a sacred place.
*November 20, 2012*

**social studys**

oh thanx! :)
*November 20, 2012*

**social studys**

what is a fief?
*November 20, 2012*

**social studys**

thank u bothe i will be using your stratigy
*November 19, 2012*

**social studys**

oh and he mailed me that it was my problem!
*November 19, 2012*

**social studys**

1. What enabled people of northern Italy to sponsor learning? (1 point)Martin Luther's ideas a mild climate wealth from trade help from the Germany government 2. What did German leaders want during the Reformation? (1 point)to increase the pope's power to collect their...
*November 19, 2012*

**7th grade ath Ms. Sue only 1 question please**

wazzupp
*November 19, 2012*

**7th grade math Ms. Sue please**

gaetret yay!!!!
*November 19, 2012*

**english**

just took the quiz! and yeppers they were all right!! thanks!:D
*November 18, 2012*

**statistics**

The average amount of time people spend on facebook each day is 71 minutes, with a standard deviation of 4.7 minutes. Are you more likely to select a random person that spends less than 68 minutes per day, or a group of 35 people that spend on average less than 65 minutes per ...
*November 17, 2012*

**sosgal studdies**

thank you
*November 15, 2012*

**sosgal studdies**

What enabled people of northern Italy to sponsor learning? (1 point)Martin Luther's ideas a mild climate wealth from trade help from the Germany government 2. What did German leaders want during the Reformation? (1 point)to increase the pope's power to collect their ...
*November 15, 2012*

**Language arts**

do you still do conexus?
*November 13, 2012*

**physics**

20uc
*November 13, 2012*

**Math**

Jman, why were you looking up this question if you already did the test?
*October 29, 2012*

**math - still don't get it**

thank u I wouldn`t get it at first because I figure things out AFTER I know the answer however , thnx
*October 25, 2012*

**physics**

a wagon is pulled at a constant speed at an angle of 46 dregress with a force of 100N. ehat is the force of friction between the wagon and the ground ?
*October 22, 2012*

**physics**

two kids push on a 10kg box. one pushes 100N to the west and the other pushes north at 200N. what is the acceleration of the pbject?
*October 22, 2012*

**physics **

wile e coyote pushes a 1500n rock toward the edge of a cliff with the road runner below. he gives a rock acceleration of .8m/s^2. what is the net force of the rcok?
*October 22, 2012*

**Science**

Thanks
*October 10, 2012*

**Science**

24.62 g of nickel heated and then immersed in 200ml of water. the temperature of the water rose 22.50c to 32.20c.The specific heat of NI is .470J/g*C. What is the temperature of the Ni before it is immersed in the water?
*October 10, 2012*

**Science**

Strong
*October 9, 2012*

**Engineering Fund.**

Since the force 235 N is at an angle, you want it to be parallell with the ground. To do that you do the cosine of the angle multiplied by the force. So 235*cos34.8 = 192.97 N Using F=ma 192.97=19a so a= 10.1563 m/s^2
*October 4, 2012*

**Geometry**

What the hell is the answers.?!
*September 7, 2012*

**philospy 103**

In the conditional "P →Q," "P" is a my answer is necessary condition for P
*September 3, 2012*

**health**

What is the impact of health care cost for the individual consumer? The employer?
*August 19, 2012*

**health**

What can consumers do to reduce health care costs?
*August 19, 2012*

**Chemistry**

C3H8 + 5O2 --> 3CO2 + 4H2O what are the oxidation #'s of each? What is being oxidized? reduced? Please explain
*July 18, 2012*

**Statistics**

A local fire station receives an average of 0.5 rescue calls per day. Find the probability that on a randomly selected day, the fire station will receive fewer than two calls. (Round your answer to the nearest thousandth.)
*July 13, 2012*

**Geometry**

11. What is the bearing of the plane? 12. What is the smallest angle of the triangle? 13. What is the largest angle of the triangle? 14. What is the remaining angle of the triangle? 15. What is the ground speed of the plane? I am lost on these
*June 5, 2012*

**Math**

C(5) would be the cost to make 5 sailboats, so substitute 5 for 'x' (2 * 5) + 20 10 + 20 = 30; since the question says the cost is in thousands of dollars, then C(5) is how much it costs the company to make 5 sailboats, which is $30,000 or $6,000 / sailboat.
*May 29, 2012*

**alegbra**

To find the product of two fractions, you simply multiply across top & bottom. But first, you can see that 12 and 15 have a common factor of 3. So, (11 / 15) * (12 / 7) then becomes: (11 / 5) * (4 * 7) Multiplying straight across, you get: (11 * 4) / (5 * 7) = 44 / 35
*May 29, 2012*

**math/algebra**

I don't know where 'bobpursley' learned his math, or why he keeps answering math questions on this site incorrectly, but here's how it's actually done. There are 60 minutes in an hour, so 55 minutes can be expressed, very simply, as 55 / 60 To reduce this ...
*May 29, 2012*

**math**

20% = 0.2 If his sticker collection, at the moment, has 1400 stickers, then 0.2 * 1400 = 280 stickers.
*May 28, 2012*

**Math (grade 10)**

To find the coordinates of the lamp, you have the find the midpoint of the path. The path has two endings: one at (-25, 20) one at (40, 36) For the x-coordinate, add up all x-coordinates and divide them by 2 -- [(-25 + 40) / 2] = (15 / 2) = 7.5 For the y-coordinate, add up all...
*May 28, 2012*

**Algebra**

There are 2 halves in the course: 1st half has 120 points 2nd half has 140 points -- for a grand total of 260 points If a student earns 81% of the points in the 1st half, she earns 0.81 * 120 points -- 0.81 * 120 = 97.2 points If there are 260 total points in the class, and ...
*May 28, 2012*

**college math**

If you're talking about the median, then you're missing a number in your list. Your list is: 1400, 1550, 1700, 2500, 7000 which has 5 numbers. The median (the middle number) would be the 3rd, which in this case is 1700. If you want the median to be [(1700 + 2500) / 2...
*May 27, 2012*

**college math**

If both terms are equal, that is: x / 60 = 9 / 5 Then, x is to 9, as 60 is to 5. 60 = 5 * 12 so, x = 9 * 12 thus, x = 108.
*May 27, 2012*

**National Junior Honor Society Essay Check**

....Nice!
*May 15, 2012*