Tuesday

September 30, 2014

September 30, 2014

Total # Posts: 71,379

**vocabulary**

I was thinking between C, and D, so is it D ? Becacuse i dont think this will be irony or puns
*July 5, 2014*

**vocabulary**

Most often, these are words that evoke mental pictures as we read or play on other senses. A. Irony B. Puns C. Antithesis D. Imagery Is it C ?
*July 5, 2014*

**PHI 208**

Harm may be understood as:
*July 5, 2014*

**Physics **

Four rocks are thrown horizontally from a building, with varying speeds and from various floors. Rock 1 lands a distance r away from the building, rock 2 lands 2r away from the building, rock 3 lands at distance 3r, and rock 4 at 4r. Ignore air resistance. Drag the rocks into ...
*July 5, 2014*

**Physics**

A dog sits on the left end of a boat of length L that is initially adjacent to a dock to its right. The dog then runs toward the dock, but stops at the end of the boat. If the boat is H times heavier than the dog, how close does the dog get to the dock? Ignore any drag force ...
*July 4, 2014*

**physics**

thanKS Henry
*July 4, 2014*

**physics**

Two cars are approaching a perpendicular intersection without a stop sign. Car 1 has a mass 900 kg and is heading north and car 2 has mass 900 kg and is heading west. The two cars collide at the intersection, and stick together as a result of the collision. The police report ...
*July 4, 2014*

**physics**

A firecracker explodes, sending pieces of equal mass in three directions as shown in the diagram. Angle θ is 14 degrees, and angle ϕ is 30 degrees. Assume that the firecracker is initially at rest, and take upward and rightward as the positive directions. What are ...
*July 4, 2014*

**Physics**

Two NBA players are revered for their ability to dunk a basketball, i.e., both players can jump very high. The first player is a tall, heavy center, and the second player is an average height, slim guard. The first player is 1.5 times the mass of the second player, and the ...
*July 4, 2014*

**Physics**

Two skaters, Alan and Betsy, move toward each other on a very smooth skating rink. Their masses and speeds are respectively: 60 kg; 4.0 m/s and 50 kg; 0.4 m/s. After the skaters collide and use their hands to push each other away, Alan is moving backwards at 2.0 m/s. Taking ...
*July 4, 2014*

**Math**

$2000*.09=$180 $180*6months= $1080
*July 4, 2014*

**ACCOUNTING**

86,500 ASSETS = 50,500 LIABILITIES+OWNERS EQUITY hOW DO I SOLVE THIS PROBLEM
*July 3, 2014*

**Urgent Calculus Help**

Damon, is it always positive and changes sign?
*July 3, 2014*

**Urgent Calculus Help**

Based on the following table of values for the function w(t), answer the questions below. t and w(t) are a table with the following values: (100,2.6), (110,7.3), (120,12.7), (130,19), (140,26.1), (150,34.1) a) Which of the following best describes the derivative of w(t)? A. ...
*July 3, 2014*

**Calculus Help**

Sketch the graph first. You will notice it's increasing and concave up. This should help with answering. (if not, the solution is always positive for both)
*July 3, 2014*

**math**

in november 2008, apple stock dropped from $105 to $95 per share, and Microsoft dropped from $21 to $20 per share. If you invested a total of $3,570 in these stocks at the end of October and sold them for $3,250 at the end of November, how many shares of each stock did you buy?
*July 2, 2014*

**Organiation administration**

One of the most frequent causes of game protests is: Use of officials without ratings Poor sportsmanship of spectators Use of ineligible players Failure to pay agreed fees Dishonesty of officials
*July 2, 2014*

**Physics**

A net force of 44N accelerates a 5.4-kg mass over a distance of 13 m. a. What is the increase in kinetic energy of the mass?
*July 2, 2014*

**Physics**

A rope applies a horizontal force of 208 N to pull a crate a distance of 1.91 m across the floor. A frictional force of 154 N opposes this motion. (a) What is the work done by the force applied by the rope? (b) What is the work done by the frictional force? What is the total ...
*July 2, 2014*

**government**

people who believe voting is important have high political ----c-c-
*July 1, 2014*

**chemistry**

where can I find compounds that are basic in nature that are inorganic bases and organic bases?
*July 1, 2014*

**chemistry**

molecular wt of glucose is 180.14g/mole. What is the quanity of glucose in a 500mL IV solution of a 5% dextrose normal saline contain?
*July 1, 2014*

**Heron's formula**

some Problems based on heron's formula at home
*July 1, 2014*

**chemistry**

Sodium carbonate, Na2CO3(s), can be prepared by heating sodium bicarbonate, NaHCO3(s). 2NaHCO3(s) → Na2CO3(s) + CO2(g) + H2O(g) Kp = 0.34 at 160 ºC If a sample of NaHCO3 is placed in an evacuated flask and allowed to achieve equilibrium at 100 ºC, what will the...
*July 1, 2014*

**algebra**

The debate team has m members. Each member sold 20 coupon books as a fundraiser. Write a variable expression that shows the number of coupon books the club sold.
*July 1, 2014*

**math**

The midpoint of two points is (6,2). If one of the points is (3,5), find the other point. x_m = (x_1 + x_2)/2 6 = (3 + x_2) / 2 = 3 + x_2 x_2 = y_m = (y_1 + y_2)/2 2 = (5 + y_2) / 2 = 5 + y_2 y_2 = Endpoint (x_2, y_2)= ( , )
*July 1, 2014*

**chemistry**

How many grams of calcium nitrate (molar mass = 164 g) would be formed if 0.500 g of calcium chloride (molar mass = 111 g) were reacted with an excess of silver nitrate (molar mass = 170. g
*June 30, 2014*

**statistics**

simple randon sampling uses a sample size n
*June 30, 2014*

**physics**

A car traveling at2.24m/s skids and stops in 2.55s determine the skidding distance of car
*June 30, 2014*

**creating enviornment**

which of the following behaviors might be resolved by changing the environment? a. two children fighting over a toy fire engine. b. children wandering rather than participating in activities during center time. c. children climbing on furniture d. all of the above
*June 29, 2014*

**creating environment for learning**

thank you
*June 29, 2014*

**creating environment for learning**

tenille is sitting with a group of preschool children at lunch time. which of the following is an example of an open-ending question? a. do you like apples or oranges better b. what are the ways that apples and oranges are alike? c. what color are the beets? d. what do you say...
*June 29, 2014*

**creating environment for learning**

its d
*June 29, 2014*

**creating environment for learning**

which of the following behaviors might be resolved by changing the environment? a. two children fighting over a toy fire engine. b. children wandering rather than participating in activities during center time. c. children climbing on furniture d. all of the above
*June 29, 2014*

**English**

Is the usage of me and I correct in the following sentences? If not, what would be the correct way to say these sentences? 1. I wish I had known about these picture board systems then, as it may have enhanced the communication between the children and me. 2. It was frustrating...
*June 29, 2014*

**Wood working**

If I have a board 31 1/4 " long and want 13 stripes on it how wide will each stripe be
*June 29, 2014*

**statistics**

Select which of the following are examples of parameters from these examples. Question options: The probability that a ticket with be a winner is .2 (or a 20% chance) The proportion of winning tickets in the sample of 100 99% of samples will have between 37% and 43% of voters ...
*June 29, 2014*

**ph208**

What would be the most plausible message that Groundhog Day is communicating about the relation between ethical standards and individual happiness? (Points : 1)
*June 29, 2014*

**pre-cal**

if the helicopter is moving forward at 30 mph and drops 400 feet in the elevation while the vehicle is moving 48 mph, how does the angle of depression change after 10 minutes?
*June 29, 2014*

**Physics**

A large store escalator that is designed to transfer customers to one floor to another, a vertical distance of 8.0m. It takes each person 20 seconds to ride from bottom to top of the escalator. Explain how you would determine the power of the escalator motor.
*June 29, 2014*

**Physics**

A person with a mass of 55kg climbs a tower with a height of 11m in 25 minutes. What power is produced?
*June 27, 2014*

**Calculus help**

assume that the initial deposit is $20000 and the nominal annual interest rate is 5.7%. Determine the amount in the account in 10 years if the interest is compounded as follows (round your answers to the nearest dollar): (a) Annually: P=20000(1.057)^10 (b) Monthly: (c) Weekly...
*June 27, 2014*

**physics**

An object with a mass of 50.0 g displaces 230.0 ml of water when it is completely immersed. What is the buoyant force on the mass? (Use g = 9.8 N/kg as necessary.)
*June 27, 2014*

**NEED HELP WITH CALC**

Suppose strontium-90 decays at a rate of 2 percent per year. (a) Write the fraction P of strontium remaining, as function of t, measured in years. (Assume that at time t=0 there is 100 % remaining.) Answer: P(t) = (b) Estimate the half-life of strontium. Answer: Hint: Use your...
*June 27, 2014*

**calculus**

a.) choice 1
*June 27, 2014*

**calculus**

Choice 1: Payments of $ 2600 now, $ 3200 a year from now, and $ 3880 two years from now. Choice 2: Three yearly payments of $ 3200 starting now. Modification: Interest is compounded continuously instead of annually. (a) If the interest rate on savings were 4.86 %, which would ...
*June 27, 2014*

**calculus**

sdsas
*June 27, 2014*

**calculus**

Suppose strontium-90 decays at a rate of 2 percent per year. (a) Write the fraction P of strontium remaining, as function of t, measured in years. (Assume that at time t=0 there is 100 % remaining.) Answer: P(t) = (b) Estimate the half-life of strontium. Answer: Hint: Use your...
*June 27, 2014*

**Math**

a) In order to express the function y = 1311 x − 4, as a composition of two functions the outer of which is an exponential function, we would let u be equal to the inner function, u = , and then write y as a function of u, as follows: y = . (b) In order to express the ...
*June 27, 2014*

**Math**

Redo problem 13 from section 1.8 of your textbook (page 62), but use the functions in the questions below rather than the functions in your textbook: (a) In order to express the function y = 1311 x − 4, as a composition of two functions the outer of which is an ...
*June 27, 2014*

**Math**

Choice 1: Payments of $ 2600 now, $ 3200 a year from now, and $ 3880 two years from now. Choice 2: Three yearly payments of $ 3200 starting now. Modification: Interest is compounded continuously instead of annually. (a) If the interest rate on savings were 4.86 %, which would ...
*June 27, 2014*

**Math**

A culture of bacteria grows exponentially. It doubles in size every 81 hours. How long will it take to triple from its original size? Answer: hours.
*June 27, 2014*

**Math**

Suppose strontium-90 decays at a rate of 2 percent per year. (a) Write the fraction P of strontium remaining, as function of t, measured in years. (Assume that at time t=0 there is 100 % remaining.) Answer: P(t) = (b) Estimate the half-life of strontium. Answer: Hint: Use your...
*June 27, 2014*

**English **

the only car for him is one of those new GTO's.
*June 27, 2014*

**calculus**

Pretend the world's population in 1989 was 5 billion and that the projection for 2017 is 7.5 billion. What annual rate of growth is assumed in this prediction?
*June 27, 2014*

**calculus**

Pretend the world's population in 1989 was 5 billion and that the projection for 2017 is 7.5 billion. What annual rate of growth is assumed in this prediction?
*June 27, 2014*

**physics**

140
*June 27, 2014*

**math**

find if 6 box have.they each having60,30,20 and 15 what next two
*June 27, 2014*

**math**

Share 7m in the ratio 32:3
*June 27, 2014*

**math**

The sales goal for your store this week $22,682. The sales goal for your store this week last year was $20,128. Your store has averaged 1775 transactions perweek or the last four weeks. What is the percent change in your sales goal from this week last year to this week this year?
*June 27, 2014*

**Algebra**

Find the GCF 12x^3 and 20x^2. 4x^2????
*June 26, 2014*

**science**

Thank you ;)
*June 26, 2014*

**science**

This what I am stuck on, what specific policies might the United States enact to reduce its impact on global climate change? The rest I know how to complete.
*June 26, 2014*

**science**

As the United States is one of the largest contributors to atmospheric carbon emissions, what specific policies might the United States enact to reduce its impact on global climate change? Using at least two scholarly or reputable resources and your textbook, discuss the ...
*June 26, 2014*

**psychology**

humans rely heavily on the sense of because evolution designed us to be more active during the day time than at night
*June 26, 2014*

**math**

The cost of a regular price ticket to Saint Louis Cardinal baseball game as $60. During the world series, the price increased by 2/5. What did the fans pay?
*June 26, 2014*

**english 2**

Either you can eat or talk, but you can't do both at the same time.
*June 26, 2014*

**english 2**

People who attract a lot of friends are neither negative nor needy.
*June 26, 2014*

**math psp**

A number is300 when rounded off to the nearest hundred.what is the greatest possible value of the number
*June 26, 2014*

**math**

swimming pool 50 m x 20 m. how many 10 cmx 10 cm tiles needed for pool?
*June 26, 2014*

**math**

How much is 7.25 kg at $20 per kilogram?
*June 26, 2014*

**Algebra **

x^3 -5x-6=0 can you please tell me how to solve this algebraically? I tried using grouping method x(x^2-5)-6=0, I'm not sure what to do next.
*June 26, 2014*

**statistics**

A sample of 40 CDs from a student's collection showed a mean length of 52.74 minutes with a standard deviation of 13.21 minutes. Construct a 95% confidence interval for the population standard deviation. (Round your answers to 4 decimal places.)
*June 26, 2014*

**physics**

A 90 kg box is pushed by a horizontal force F at constant speed up a ramp inclined at 28°, as shown. Determine the magnitude of the applied force. when the ramp is frictionless. when the coefficient of kinetic friction is 0.18.
*June 25, 2014*

**lwtech**

In order to build a bridge across a river, a surveyor is hired to find the distance across the river. The surveyor places a stake on either side of the river. As shown in the diagram below (the diagram is not drawn to scale). He measures the bearing to the first stake as 16 ...
*June 25, 2014*

**algebra**

Thirteen times a number m is greater than or equal to three hundred. Is this statement True or False
*June 25, 2014*

**physical**

Two forces FA and FB are applied to an object whose mass is 9.39 kg. The larger force is FA. When both forces point due east, the object's acceleration has a magnitude of 1.40 m/s2. However, when FA points due east and FB points due west, the acceleration is 0.950 m/s2, ...
*June 25, 2014*

**math**

coppertone sport ultra sweatproof-spf 15 dry lotion contains 1.2 mg of otylmethoxycinnamate per fluid oz. how many micrograms of this chemical would be in 1/2 pint of the sunblock lotion?
*June 24, 2014*

**statistics**

Facebook reports that the average number of Facebook friends worldwide is 150 with a standard deviation of 90. If you were to take a sample of 25 students, what is the probability that the mean number Facebook friends in the sample will be 165 friends or more?
*June 24, 2014*

**Math**

8x8x8x8 base 2
*June 24, 2014*

**Math**

Give the standard "f(x)" definition of the function. Subtract one and then take the absolute value My answer : f(x)= |x|-1 is it correct?
*June 24, 2014*

**chemistry**

a student weighs out 37.0 grams worth of an unknown liquid into her graduated cylinder while preparing an experiment. Her formerly empty 100 mL graduated cylinder now contains exactly 25mL of liquid. She then adds 3.25 ml of H2O and according to her instructions the graduated ...
*June 24, 2014*

**chemistry**

Microwave ovens emit radiation with an energy of 2.05x10^-24 J for every photon released. What is the wavelength in nm for tis energy?
*June 24, 2014*

**physics**

A baseball pitcher throws a baseball horizontally at a linear speed of 50.6 m/s. Before being caught, the baseball travels a horizontal distance of 24.9 m and rotates through an angle of 54.5 rad. The baseball has a radius of 3.43 cm and is rotating about an axis as it travels...
*June 23, 2014*

**Music**

The time signature is 4/4 and so how can I figure out the value of an eighth note? Sixteenth note?
*June 23, 2014*

**Math**

i)When an identity is stated in terms of "x" what does say about the number x? ii)(generally) what are identities about? please help !!!!!
*June 23, 2014*

**calculus**

the weight of a person on or above the surface of the earth varies inversely as the square of the distance the person is from the center of the earth. if a person weighs 180 pounds on the surface of the earth and the radius of the earth is 3900 miles, what will the person ...
*June 23, 2014*

**physics**

If you have 2 objects of diferrent densities and you want them to have equal masses,what ratio of the volume to each other The answer I think the object with the greater density must have low volume compared to the other with small density
*June 23, 2014*

**Leadership**

How do you handle yourself when someone gets mad at you for punishing them when they clearly deserve it? (No multiple choices)
*June 23, 2014*

**math**

Six years after buying 100 shares of xyz stock for $40 per share you sell the stock for 6400. 6400-4000/4000=0.6 6400/4000=1.6 yx exponent in parentheses (1/4)=1.12468265 -1=0.12468265 =12.5
*June 23, 2014*

**HELP!!!**

Given the area of ABC=7.52m^2. Find a to the nearest hundredth meter when m<B=40 degrees and c=6m
*June 22, 2014*

**Algebra 2**

Every day, there are 5 times more likes on an internet video of a dog which is modeled by the function c(n) = (5)n − 1, where n is the number of days since the video posted. On the first day, there were 103 likes. What is the function that shows the number of likes each ...
*June 22, 2014*

**math**

Brett has been studying a type of bacteria that doubles every month. Originally, there were 5 bacterial cells. He wants to know how many there will be after 42 months. Which equation should he use? a42 = 5(2)42 − 1 a42 = 5(2)(42) a42 = 5(2)42 a42 = 5(2)(42 − 1)
*June 22, 2014*

**Trig laws**

Given the area ABC=7.52m©÷. Find a, when m¡ÐB=40¡Æ and c=6m.
*June 22, 2014*

**Trig laws help**

mÚA=15.52, c=18ft, b=16ft, then a=? ft
*June 22, 2014*

**Physics**

A plate carries a charge of -2.0 µC, while a rod carries a charge of +3.0 µC. How many electrons must be transferred from the plate to the rod, so that both objects have the same charge?
*June 22, 2014*

**Physics**

A plate carries a charge of -2.0 µC, while a rod carries a charge of +3.0 µC. How many electrons must be transferred from the plate to the rod, so that both objects have the same charge?
*June 22, 2014*

**math**

Find the simple interest on N280.00 for 2 and half years at 3% per annum.
*June 22, 2014*

**Trigonometry help**

A boat drops an anchor to the bottom of a lake. The anchor rope makes a 15 degree angle with the boat. The anchor rope is 24 feet long. To the nearest foot how deep is the lake? Would I use the cos function giving me 23 or the sin function giving me 6 but how would my set up be?
*June 21, 2014*

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