Monday

December 22, 2014

December 22, 2014

Total # Posts: 75,771

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which of the following is an accessory organ of the integumentary system?
*December 17, 2014*

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which group of words are energy sources for muscles
*December 17, 2014*

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which one of the following is an example of epithelial tissue?
*December 17, 2014*

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which process involves the removal of thin layers of malignant growth and subsequent microscopic examination?
*December 17, 2014*

**Algebra **

Steve is driving to a ski resort. At first, he drove at a rate of 65 mph. Then a snow storm started and he had to slow down to 40 mph. In total. it took him 6 hours to drive 310 miles. Which system of equations represents this situation? A. 6x + y= 1 x + y= 310 B. x + y= 105 ...
*December 17, 2014*

**math**

101.
*December 17, 2014*

**Math**

What was the answer that you chose? I'm asking so people don't just give you the answer and we can check it(:
*December 17, 2014*

**L.A help please**

Oh lol okay. That's alright but thanks for explaining what question 5 was asking. I will look at that site.
*December 17, 2014*

**L.A help please**

I actually re looked over it. for 4 I choose either C orA and for 5 I choose B
*December 17, 2014*

**L.A help please**

Oh alright. Well I chose B.. Does that seem correct?
*December 17, 2014*

**L.A help please**

Please check. 4. Which of the following is one of the most significant events in chapter VIII *Johnny Tremain* A. Merchant Lyte's sickness B. James Otis's speech C. Lavinia asking the soldier to get Dr. Warren for her father*** I chose this one D. Dr. Warren lending ...
*December 17, 2014*

**Algebra **

How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. O B. 1 C. 2 D. Infinitely many
*December 17, 2014*

**Algebra **

To solve the following system of equations by elimination, which step would best to perform first? 1/2a - 1/4b = 1 1/3a + b= 3 A. Add the two equations. B. Subtract the two equations. C. Multiply the first equation by 4. D. Divide the first equation by 3.
*December 17, 2014*

**language arts**

is it c?
*December 17, 2014*

**language arts**

I'm sorry I meant Boston, not cotton. is it still right? @Ms.Sue
*December 17, 2014*

**Algebra **

A sales clerk at a local deli made the chart below for popular lunch combinations. What is the individual price for a salad? Lunch Pricing Combinations 1 Sandwich + Salad= $8.70 2 Sandwiches + Salad= $13.45 A. $3.25 B. $3.95 C. $4.25 D. $4.75
*December 17, 2014*

**MATH PLEASE HELP**

You want to make an investment in a continuously compounding account earning 1.2% interest. How many years will it take for your investment to double in value? Round the logarithm value to the nearest thousandth. Round the answer to the nearest year. I got 6 years, is this ...
*December 17, 2014*

**calculus honor**

If y = 2x3 – 4x and , find when x = 1. Give only the numerical answer. For example, if = 3, type only 3.
*December 17, 2014*

**calculus honor**

A rectangular box has a square base with an edge length of x cm and a height of h cm. The volume of the box is given by V = x2h cm3. Find the rate at which the volume of the box is changing when the edge length of the base is 4 cm, the edge length of the base is increasing at ...
*December 17, 2014*

**calculus**

The height of a cylinder with a fixed radius of 6 cm is increasing at the rate of 3 cm/min. Find the rate of change of the volume of the cylinder (with respect to time) when the height is 20cm.
*December 17, 2014*

**cauculus**

The area A = πr2 of a circular puddle changes with the radius. At what rate does the area change with respect to the radius when r = 5ft?
*December 17, 2014*

**calculus**

The area A = πr2 of a circular puddle changes with the radius. At what rate does the area change with respect to the radius when r = 5ft?
*December 17, 2014*

**caculus**

A 10-ft ladder rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 1 ft/sec, how fast, in ft/sec, is the top of the ladder sliding down the wall, at the instant when the bottom of the ladder is 6 ft from the wall? Answer with 2 ...
*December 17, 2014*

**Algebra**

Lisa, Nicole, and Amber are to mow a rectangular lawn that measures 100 feet by 120 feet. Lisa is going to mow one0third of the lawn by mowing a strip of niform width around the outer edge of the lawn. What are the dimensions of the lawn to still be mowed?
*December 17, 2014*

**Algebra 1**

Perpendicular. They cross at (18,5)
*December 17, 2014*

**Algebra 1**

Perpendicular
*December 17, 2014*

**Math**

You want to make an investment in a continuously compounding account over a period of 100 years. What interest rate is required for your investment to double in that time period? Round the logarithm value and the answer to the nearest hundredth. I got C, is this correct? 0.7...
*December 17, 2014*

**Math**

Could you have a clearer equation?
*December 17, 2014*

**English**

What is an example of dramatic irony in Hard Times? I think the answer is b When the audience knows that Stephen changed his name before Mr. Bounderby knows When the audience knows that Mrs. Gradgrind is dying When the audience knows that Thomas asked Stephen to wait outside ...
*December 17, 2014*

**geometry**

Tan@ + tan2@ + tan3@ ... tann@ = ?
*December 17, 2014*

**English Help**

Which represents a way for the author to draw attention to the thoughts of a subject-matter expert? I think its c. A photograph A table of contents A pulled-out quote Bulleted points
*December 17, 2014*

**English**

Which author wrote after the Victorian age? Lord George Gordon Byron Lewis Carroll D.H. Lawrence Emily Brontë
*December 17, 2014*

**Science Please Help**

thanks
*December 17, 2014*

**Science Please Help**

an illness caused by fungus
*December 17, 2014*

**physics**

the second floor of a house is 6m above street level. How much work is required to lift a 300-kg refrigerator to the second-floor level?
*December 17, 2014*

**Physics**

box of books weighs 350 n is shoved across the floor with a force of 500 n directed downward at angle of 37 with horizontal. if muk between box and floor is .5 how long does it take box to move 4 m starting from rest and what is largest value of muk that will allow the box to ...
*December 17, 2014*

**physics**

A steel ball is thrown vertically upward and a ping pong ball is dropped vertically downward. the two balls roll at the same time. which will have a greater acceleration, why?
*December 17, 2014*

**Physics**

a person standing at the edge of a seaside cliff kicks a stone horizontally over the edge with speed of 31 m/s cliff is 51 m above water. how far from base of cliff does stone land and what is speed of stone when it hits water
*December 17, 2014*

**^Math^**

x = 1/12 (-23-i sqrt(383)) -or- x = 1/12 (-23+i sqrt(383))
*December 17, 2014*

**Physics**

You plan to fly a model airplane of mass 0.655 kg that is attached to a horizontal string. The plane will travel in a horizontal circle of radius 5.50 m. (Assume the weight of the plane is balanced by the upward "lift" force of the air on the wings of the plane.) The...
*December 17, 2014*

**principles of economic**

b
*December 17, 2014*

**physics**

The radius of curvature of a loop-the-loop for a roller coaster is 11.8 m. At the top of the loop (with the car inside the loop), the force that the seat exerts on a passenger of mass m is 0.80mg. Find the speed of the roller coaster at the top of the loop.
*December 17, 2014*

**Algebra**

log(4)(3x + 4)^5 = 15 x = 20? And is this the only solution?
*December 16, 2014*

**math**

Annie bought the items below and received a 25% discount off the regular price of each item. The sales tax in Annie's state is 6.5%.what is the total that Annie paid for these items,including sales tax? 45.99 dress 15.99 shirt 32.99 shoes
*December 16, 2014*

**physics**

The frequency and wavelength of a transverse wave on a string are 340 Hz and 0.70 m, respectively. The tension in the string is 110 N. What is the linear density of the string?
*December 16, 2014*

**science**

uncertainties for... grams? digital balance cm? minutes? 5 minutes? milliliter (ml)?
*December 16, 2014*

**chemistry please help drbob222**

How much water is needed to dilute 25.0 ml of 0.357 mol/L hydrochloric acid to 0.246 mol/L I got 17.2 is that correct
*December 16, 2014*

**algebra**

What is the equation in standard form of a parabola that models the values in the table? x -1 0 2 f(x) 12 5 15
*December 16, 2014*

**Calculus**

Given the function f(x)= x√(x+3), Indicate the domain of f(x): ………………………… What are the x – intercepts of the graph of f(x)? POINTS! ……………………………. Identify the ...
*December 16, 2014*

**chemistry. please help drboz222**

Its also because in ppm you multiply by 10^6
*December 16, 2014*

**chemistry. please help drboz222**

My calculator is perfect. In fact it is the graphing calculator i have. I did this before and got 0.7 But i was told it was wrong
*December 16, 2014*

**chemistry. please help drboz222**

I got 1.5 x 10^12 Is that correct?
*December 16, 2014*

**algebra**

Suppose you invest $400 at an annual interest rate of 7.6% compounded continuously. How much will you have in the account after 1.5 years. Round to the nearest dollar.
*December 16, 2014*

**astronomy**

Find an exact expression for the magnitude of the tidal force applied by Earth to our rock of mass m
*December 16, 2014*

**math**

There are 120 students involved in the school play. If 72 of the students are girls, what percent are girls
*December 16, 2014*

**algebra**

Jared has a bag that contains 8 blue marbles, 6 red marbles, and 10 green marbles. He selects a marble, replaces it in the bag, and then selects another marble. What is the probability that both marbles are green
*December 16, 2014*

**physics**

an object is dropped from a vertical cliff. How long does it take to reach 85 km/h?
*December 16, 2014*

**L. arts**

was c right?
*December 16, 2014*

**L. arts**

was c right?
*December 16, 2014*

**Math**

Thanks!
*December 16, 2014*

**Math**

How did you get the 3/2?
*December 16, 2014*

**Math**

How to simplify? log(1/2)2 + log(1/2)2^(1/2)
*December 16, 2014*

**general chemistry **

The density of a gas is 1.96 g L–1 at 1.00 atm and 0 °C. What is the density of this gas at 0.855 atm and 25.0 C?
*December 16, 2014*

**calculus**

A 25-ft ladder rests against a vertical wall. If the bottom of the ladder slides away from the wall at a rate of 0.18 ft/sec, how fast, in ft/sec, is the top of the ladder sliding down the wall, at the instant when the bottom of the ladder is 20 ft from the wall?
*December 16, 2014*

**algebra**

How can you quickly determine the number of roots a polynomial will have by looking at the equation?
*December 16, 2014*

**History PLEASE HELP**

In Southwest Asia which oil nations are rich and poor
*December 16, 2014*

**Science **

Express your opinion about dealing with antibiotic resistance you think are most important to pursue.
*December 16, 2014*

**Physics**

The radius of curvature of a loop-the-loop for a roller coaster is 11.8 m. At the top of the loop (with the car inside the loop), the force that the seat exerts on a passenger of mass m is 0.80mg. Find the speed of the roller coaster at the top of the loop. 1 m/s
*December 16, 2014*

**Physics**

You plan to fly a model airplane of mass 0.655 kg that is attached to a horizontal string. The plane will travel in a horizontal circle of radius 5.50 m. (Assume the weight of the plane is balanced by the upward "lift" force of the air on the wings of the plane.) The...
*December 16, 2014*

**Physics**

The radius of curvature of a loop-the-loop for a roller coaster is 11.8 m. At the top of the loop (with the car inside the loop), the force that the seat exerts on a passenger of mass m is 0.80mg. Find the speed of the roller coaster at the top of the loop. m/s
*December 16, 2014*

**physics**

Tarzan tries to cross a river by swinging from one bank to the other on a vine that is 12.2 m long. His speed at the bottom of the swing is 8.6 m/s. Tarzan does not know that the vine has a breaking strength of 1.0 ✕ 103 N. What is the largest mass that Tarzan can have ...
*December 16, 2014*

**Physics**

A roller-coaster car speeds down a hill past point A where R1 = 8.2 m and then rolls up a hill past point B where R2 = 15.4 m, as shown below. (a) The car has a speed of 21.0 m/s at point A. if the track exerts a normal force on the car of 2.30 ✕ 104 N at this point, ...
*December 16, 2014*

**math**

a rectangular pen with partitions is to be built from 800 feet of fencing. Express the area as a function of x alone. graph over a reasonable domain and find the dimensions of the pen of the maximum area that an be built under these conditions
*December 16, 2014*

**Life Span Development**

lkj
*December 16, 2014*

**Psychology **

A researcher has conducted an experiment in which she has given participants a placebo, 10mg, and 20mg of a drug. She then measured their anxiety, blood pressure, and heart rate in response to the drug. How many levels does this experiment’s independent variable have?
*December 15, 2014*

**basic chemistry**

If 0.50 mol of Na3PO4 is mixed with 0.30 mol of BaCl2, the maximum number of moles of barium phosphate which can be formed is: How do i set up the problem?
*December 15, 2014*

**Math**

Find the sum of the series -4 + 1 -1/4 + 1/16 - 1/64 + 1/256 + ... .
*December 15, 2014*

**Math**

Find the general term of the geometric sequence 36 , 6 , 1 , 1/6 , 1/36 ,... .
*December 15, 2014*

**general chemistry **

Which produces the greatest number of ions when one mole dissolves in water? (A) NaCl (B) NH4Cl C) NH4NO3 (D) Na2SO4
*December 15, 2014*

**general chemistry **

If 1.0 g samples of each compound were dehydrated, which sample would lose the greatest mass of water? Molar Masses: LiCl* H2O= 60. g mol–1 MgSO4* H2O= 138. g mol–1 FeSO4*H2O= 170. g mol–1 SrC2O4*H2O=194. g mol–1
*December 15, 2014*

**Quick math help**

On my test over parallel lines and proportional parts in triangles today, there was a question that asked to solve for x. There was 2 problems with x in them in the triangle. So would I just have to multiply each part by two and set them equal to each other?
*December 15, 2014*

**math**

Thank you, your the best :)
*December 15, 2014*

**math**

The Eskimos are trying to generate more money because player wages are increasing. they have came up with a couple of plans: Plan 1 : they are going to open up 1850 new seats in the endzone that will be reserved for family seating. they project that they will, on average, get ...
*December 15, 2014*

**MATH**

A carpenter has a board that is 10 feet long. He wants to make 6 table legs that are all the same length. What is the longest each leg can be? Please explain how you find a sum of this problem.
*December 15, 2014*

**alegebra / math**

How much more money? The ratio of Beatriz’s savings to Hannah’s savings is 4 : 7. The ratio of Hannah’s savings to Julia’s savings is 3 : 5. The three girls have a total savings of $136. How much more money has Julia saved than Beatriz? Explain how you got ...
*December 15, 2014*

**MATH**

A sporting goods company can ship 6 footballs in each carton. How many cartons are needed to ship 75 footballs? Explain how you did it?
*December 15, 2014*

**MATH**

Can you please explain how you find this answer. Thank you
*December 15, 2014*

**MATH 4TH GRADE**

Teacher has 27 students. She asks the students to form as many groups of 4 as possible. How many students will not be in a group?
*December 15, 2014*

**Help**

There are 2 piles of papers on a desk. Each pile has the same number of papers. There are 12 papers in all on the desk. How many papers are in each pile?
*December 15, 2014*

**math**

teacher has 27 students. she asks the students to form as many groups of 4 as possible. How many students will not be in a group?
*December 15, 2014*

**French**

Is this grammatically correct? J'aime jouer à des jeux vidéo.
*December 15, 2014*

**Urgent geometry help**

On my test over parallel lines and proportional parts in triangles today, there was a question that asked to solve for x. There was 2 problems with x in them in the triangle. So would I just have to multiply each part by two and set them equal to each other?
*December 15, 2014*

**math**

How much more money? The ratio of Beatriz’s savings to Hannah’s savings is 4 : 7. The ratio of Hannah’s savings to Julia’s savings is 3 : 5. The three girls have a total savings of $136. How much more money has Julia saved than Beatriz? Explain how you got ...
*December 15, 2014*

**English**

What is the meter of the following line from “A Sybil” by Rilke? “Her age became too much to say” Im confused and cant find an answer. Iambic pentameter Iambic tetrameter Trochaic pentameter Trochaic tetrameter
*December 15, 2014*

**chemistry(ppm parts per million)**

But i get 0.0017
*December 15, 2014*

**Math**

Mary's parents decide to give her an allowance every Saturday. The first Saturday they give her .01 cent. For each successive week they double the amount given the previous week. If Mary saves her allowance, in how many weeks will she be a millionaire?
*December 15, 2014*

**English**

Chrom
*December 15, 2014*

**English**

Which Greek root means “relating to color”? Not sure which one it is. chrys chron chord chrom
*December 15, 2014*

**english**

Is sandwich a compound word?
*December 15, 2014*

**chemistry**

58 = 50.0/s 58 x s = 50.0 S= 50.0/58
*December 15, 2014*

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