# Questions Asked onJune 2, 2015

1. ## physics

consider a vertical piston system. the piston has a 50g mass and a given radius of 3mm. what amount of pressure does the piston exert? ( use g==9.8 m/s^2 )

2. ## math

use inductive reasoning to determine the units digit of the number 2^44 the unit digit of 2^44 is_____ powers of 2- 2^1=2 2^2=4 2^3=8 2^4=16 and so on that last one they have is 2^12 so 2^44 would be 1.7592188?

3. ## Health

what is the section in the 'Medication problem A.C.T.I.O.N. plan ' resource that you would turn to when addressing the situation

4. ## informal Logic

The untimely death of Professor Hathaway halted his groundbreaking research into the uses of solar power. It therefore appears that Hathaway’s research will not result in practical applications. Which one of the following, if true, most seriously weakens

.A toy rocket is shot vertically into the air from a launching pad 5 feel above the ground with an initial velocity of 72 feet per second. The height h, in feet, of the rocket above the ground as t seconds after launch is given by the function

6. ## Physics

Vector C has a magnitude 25.8 m and is in the direction of the negative y-axis. Vectors A and B are at angles α = 41.9° and β = 25.2° up from the x-axis respectively. If the vector sum A B C = 0, what are the magnitudes of A and B?

7. ## Math

A figure in the coordinate plane is reflected across the line y = x + 1 and then across the line y = x + 3. Find a translation vector that is equivalent to the composition of the reflections. Write the vector in component form. I know the answer is (-2,

8. ## informal Logic

A recent study of 100 employees from six departments of a major corporation found 65% to be sleep deprived. The researchers concluded that the majority of corporate employees are sleep deprived. The researcher’s conclusion is suspect because it (Points :

9. ## Psychology

I want to condition a pet pig to come running for a food reward when I blow a whistle. In the process of this conditioning effort, the main idea is to A. pair a neutral stimulus with an unconditioned stimulus. B. teach the pig to pay attention to the sound

10. ## Ayanda zungu

English is the language of opportunity. Why bother to teach indigenous languages?

11. ## Chemistry

How many grams of NaCl will you need to mix 200ml of a 2.3M solution?

12. ## math

Joanie wants to mail a package that requires \$1.30 in postage. If she has only 5-cent and 7-cent stamps, what is the smallest number of stamps she could use that would be totally exactly \$1.30? the smallest number of stamps is ____.

13. ## algebra

World Records in the 1500-m Run. The formula R = -0.075t + 3.85 can be used to predict the world record in the 1500-m run t years after 1930. Determine (in terms of an inequality) those years for which the world record will be less than 3.5 min.

14. ## ELA

. Which of the following sentences has a dangling modifier? A. The dog that is man's best friend is cat's worst enemy. B. On the way to the bank, the interest rates went down." C. By the light of the moon, I tripped over a rock. D. When the storm began to

15. ## Science Help Plzz

1. The images above show particles in a medium. Which of the following shows the worst conditions for a sound wave travel? A B C D is the answer A? Which of the following correctly describes a radio wave? A long wavelength and high frequency B long

16. ## informal Logic

All sages provide both wisdom and inspiration. Since Dasha’s speech contained wisdom and greatly inspired her audience, Dasha is a sage. Which one of the following points out the flaw in the argument above? (Points : 1) Just because Dasha is a sage

17. ## Macroeconomics

(Monetary Control) Suppose the money supply is currently \$500 billion and the Fed wishes to increase it by \$100 billion. a. Given a required reserve ration of 0.25, what should it do? b. If it decided to change the money supply by changing the required

18. ## HESI

Rick rides 11 1/8 miles in an hour with his bike in second gear going uphill. If Rick rides downhill in fourth gear he goes 2 1/2 times faster. How many miles will Rick go in an hour downhill in fourth gear?

19. ## English

Which country do you want to travel to among the three countries on the two pages? How come you want to travel to the country? 1. I want to travel to Canada because I want to try/eat beaver tails in Ottawa. They are sweet. 2. I want to travel to Belgium

20. ## Math

a turtle is at the bottom of a 11 foot well. each day it crawls up 5 feet, but each night it slips back 3 feet. after how many days will the turtle reach the top of the well? the turtle will reach the top of the well after ___ days THANK YOU

21. ## Pre-Algebra

For questions 2 and 3, simplify the polynomial. 2. 2x^2+8-4x+3x-6x^2+7 a.-8x^r-7x+15 b.-4x^2-x+15 c.4x^2+x+15 d.8x^2+7x+15

Which hill described in the table is the steepest? Explain. Street|Horizontal distance|vertical rise Dixie |80 |40 hill | Bell |80 |20 hill | | Liberty|80 |60 hill | | A)Bell Hill;it rises 1 foot for every 4 feet of horizontal travel. B)Dixie Hill; it

23. ## physics

A 100 g aluminum calorimeter contains 200g of water at 15 degrees Celsius. If 100 g of lead at 50 degrees Celsius and 60 g of copper at 60 degrees Celsius are placed in the calorimeter, what is the final temperature in the calorimeter?

24. ## Chemistry

The density of pure diamond is 3.5 g/cm^3. The mass of a diamond is 0.25 g.Calculate its volume.

25. ## French

Salut! Je m'appelle Karim et j'ai 16 ans. J'habite à Paris avec ma famille: mon pere, ma pere, mes deux freres et ma soeur. Moi, je suis grand et mince et j'ai les cheveux noirs et les yeux marron. Je suis sympa et tres sportif. Je fais du jogging, du

26. ## statisic

The current rate of success is 70% for 200 students. When the new test is implemented, the rate increases to 85% for the 50 students who pass the test and are allowed into the program. Is this difference significant?

27. ## physics

consider the arrangement of four +20 microCouloumb point charges located at all 4 corners of a square with 30cm sides. calculate the magnitude and direction for the force on each charge due to the other 3 point charges.

28. ## Math

1. What percent of people chose the Ferris wheel or the carousel as their favorite ride? Other 19% Ferris wheel 18% Carousel 25% Roller coaster 38% A. 25% B. 37% C. 43% < -- C? D. 56% 2. Two hundred people were surveyed about their favorite ride at an

29. ## math

144^14/144^2 A.144^16*** B.144^12

30. ## ENGLISH

Create an accurate summary of Marilyn Lee Cross and her reasons for being aboard the EDS. Provide your answer in two to three sentences.

31. ## Physics

A 5kg package is lifted vertically through 10m at constant speed. What is the potential energy of the package if acceleration due to gravity is 10m5 to power negative 2

32. ## psych 100

The basic building block of the nervous system is

33. ## Math

What is the value of the function when x = 3? x −2 −1 1 3 4 y 4 3 6 5 8

34. ## Math

Write the expression in terms of costheta and then simplify. cos^4theta - sin^4theta + sin^2theta Ans: cos^4 θ - 1 - cos^4 θ + 1 - cos^2 θ = -cos^2 θ

35. ## Math

I need help with this question. Suppose that f(0)= 0 , f(1)= 4, f(2)= 4, f(3)= 10, f(4)= 16 and g(x) = -f(2x+3). Find any 5 points on g(x).

36. ## probability

The bumper car ride at the state fair has 3 red cars, 4 green cars, and 2 blue cars. Joe is first in line for the ride and is assigned a car at random. Bill in next in line and is randomly assigned a car. What is the probability that both joe and bill will

37. ## history

How did President Clinton help bring out the Camp David Accords?

38. ## Math

I need help with this question: Express below function in terms of f(x) if f(x)= x^2 y= 3(-4x-2)^2 + 5

39. ## Chemistry

Describe briefly,but including all essential experimental details and relevant equations, how you would prepare pure dry samples of - anhydrous iron (ll)chloride starting from iron.

40. ## Language Arts

The Passage is "The Trouble of Being Earnest" Which statement best expresses a theme of the passage? Some secrets are better left as secrets. Rules change depending on the situation. Marriage changes a person. Nothing is as it seems. I'm stuck between C

41. ## Physics

An olympic hurdler is in a race. He is running at 10 m/s and jumps over a hurdle. How high did he jump if he was moving at 1m/s as he crossed the fence?

42. ## math

Imagine you are the owner of a pizza shop that offers three different types of crusts, seven different toppings, and three different cheeses. Create an advertisement for your shop with three lists: one for crusts, another for toppings, and a third for

43. ## math algabra

The area of the living room is 162 ft2. What are the length and width if the width is twice the length

44. ## informal logic

Mrs. Orlof teaches two history classes, one in the morning and one in the afternoon. Yesterday she gave the same test to both classes. Anyone who failed the test must take a retest. Since a greater percentage of students who took the morning test failed

45. ## Algebra 1

There are 8 speaking roles in the play. Of the 8 speaking roles, 5 are for males and 3 are for females. After the 8 speaking roles in the play are cast, the remaining cast members will make up the chorus. C. What is the probability that the set of siblings

46. ## logic

Aron: The two double A batteries in my CD player are dead, so the CD player doesn’t work. My television remote control, which also uses two double A batteries, works fine. So if I move the two batteries from my television remote control to my CD player,

47. ## Maths

What is the daily interest rate for the following amount: \$598 for 186 days at 7.75% APR

48. ## science

I want to write a CV , could you help and notice me how to do it ? with respects

50. ## physics

A blob of mass 5 kg is place on a table top.it is attached to a mass piece of 2kg by a light string that passes over a frictionless pulley.the table top exerts a frictional force of 7 N on the block (a) calculate the accelation of the system

51. ## civics

Would it be possible to have a socialist direct democracy? (3 points) A. No, in a socialist society only a few high-ranking members of the communist party have political power. B. No, a direct democracy requires a free market economy which is not

52. ## physics

The distance between the midpoints of two metal balls,P and Q,respectively of masses 55 kg and 70 kg,is 80 cm (a)calculate the gravitational force that P exerts on Q thanks in advance

53. ## math

If the path from park rangers station to camp ground is 0.55 miles determine and state to the nearest hundred of a mile.

54. ## CHEMISTRTY

IF CO2 TRAVELS 20.5 CM DOWN A 46.0 CM GLASS TUBE IN 1.3*10^4 AS IN THE GRAHAMS LAW EXPERIMENT, THEN COLLIDES WITH ANOTHER GAS. WHAT IS THE MOLECULAR MASS OF THE SECOND GAS?

55. ## CHEMISTRTY

TWO IDENTICAL NANO METERS ARE FILLED WITH MERCURY. THE NANO METERS ARE PLACED IN A CLOSED PRESSURIZED BOX CONTAINING AIR AT 1,000 TORR PRESSURE. ONE NANO-METER CONTAINS GAS a, AND THE OTHER GAS B. WHAT IS THE DIFFERENCE BETWEEN THE PRESSURES OF THE TWO

Traditional africam marriage is an advantage for men only, no women. Plz halp me people plzzz

57. ## STATISTICS

Find the approximate 84th percentile of the pig pregnancy length distribution

58. ## Math

The point (-4, 6) is on the terminal side of theta in standard position. Which is the cosine of theta? 1. - 2sqrt13/13 2. -2/13 3. 2/13 4. 2sqrt13/13 I think it is one of the negative ones, but I'm not sure of which.

59. ## Math

Which angle measure is closest to 8 radians? A. 100 degs B. 120 degs C. 150 degs D. 360 degs

60. ## algebra A055,

World Records in the 1500-m Run. The formula R = -0.075t + 3.85 can be used to predict the world record in the 1500-m run t years after 1930. Determine (in terms of an inequality) those years for which the world record will be less than 3.5 min. { Y l Y >

61. ## algebra A055,

World Records in the 1500-m Run. The formula R = -0.075t + 3.85 can be used to predict the world record in the 1500-m run t years after 1930. Determine (in terms of an inequality) those years for which the world record will be less than 3.5 min. { Y l Y >

62. ## physics

Two disks are rotating about the same axis. Disk A has a moment of inertia of 3.6 kg · m2 and an angular velocity of +7.9 rad/s. Disk B is rotating with an angular velocity of -10.6 rad/s. The two disks are then linked together without the aid of any

63. ## Algebra

The time, t, required to drive a certain distance varies inversely with the speed, r. If it takes 12 hours to drive the distance at 60 miles per hour, how long will it take to drive the same distance at 85 miles per hour? A. About 7.08 hours B. About 5.00

64. ## informal Logic

Catherine goes to her local movie theater only to see romantic comedies. Since Catherine did not go to the movies yesterday, there is not a romantic comedy playing at her local theater. The reasoning above is flawed because the evidence (Points : 1) does

65. ## calculus

Can I have a website of Beginner calculus books?

66. ## chemistry

TWO IDENTICAL mano METERS ARE FILLED WITH MERCURY. THE mano METERS ARE PLACED IN A CLOSED PRESSURIZED BOX CONTAINING AIR AT 1,000 TORR PRESSURE. ONE manometer CONTAINS GAS a, AND THE OTHER GAS B. WHAT IS THE DIFFERENCE BETWEEN THE PRESSURES OF THE TWO

67. ## ELA

13. Which of the following statements about connecting paragraphs is correct? A. Two paragraphs may be joined by an action verb. B. A good connection between two paragraphs is an implied transition. C. You can use a pointing word that that refers to a word

68. ## physics

Mechanical energy is the difference between the kinetic and potential energies of an object. true or false?

69. ## life orientation

describe a recent service delivery protest in your community

70. ## life orientation

what are the problems that the community faced? what did the community members do before the protest?

71. ## Physics

We have to work out the accepted value of a roller coaster cart (taking into account friction) when the mass is modified Here is the answer I got for 56.71 grams: 0=∆EGP+∆EK+Fd 0=mg(hf-hi )+1/2 m(v^2-u^2 )+Fd 0=0.05671 × 9.8 (0.075-0.786)+1/2×

72. ## express protein

If I would like to express a protein in the living cell so that when it is expressed in the cell it can bind to the membrane covalently. How can I do this (experimentally) ?

73. ## Math

Determine whether the polygons with the given vertices are similar. Support your answer by describing a transformation. V(3,2) W(8,2) X(1,5) R(6,4) S(16,4) T(3,15) I think they are not similar because V and W are dilated by 2 and X is dilated by 3. They

74. ## CHEMISTRY

calculate the volume of air required for complete combustion of 1m^3 of gaseous fuel having the combustion:CO=46%,CH4=10%,H2=4%,C2H2=2.0%,N2=1% and the remaining being CO2

75. ## health

Review the nutrition quality of the items, using what you know about daily values and ingredients. One of the products must have a health claim. Using the two food labels, write a 300 - 500 word essay. I need help coming up with a thesis statement.

76. ## Physics

Assume that Earth’s magnetic field is every- where perpendicular to the path of a proton and that Earth’s magnetic field has an inten- sity of 4.10 × 10−8 T. What speed would a proton need to achieve in order to circle Earth 1170.0 km above the

77. ## Physics

I want to lift a 90kg box using an inclined plane, but I only have 30kg of strength. What does the length and height of the inclined plane need to be?

78. ## physics

A block of 25 is pulled horizontally on a rough surface by the force 120N.the coefficient of friction between the surface is 0.34 how do i calculate the accelation of the block

79. ## Math

Question: over the last year, stormy and her 2 sisters saved money for their family trip this summer. They are now getting right to know how much they can spend on each of the 15 days of their trip. If they saved a total of \$420, what is the total amount

80. ## English

There are many sellers on both sides of Wangfujing Street in Beijing. they sell all kinds of stick food. What is the suitable name for the sellers? 1. street venders 2. shop owners 3. sellers 4. shop keepers

82. ## English

1. Which street food can you find on Wangfujing Street? - We can find all kinds of stick food there. 2. What kinds of stick food do you like most? - I like fruit sticks most. - I like fruit stick food most. - I like the fruit stick food the most. 3. Which

83. ## Algebra

Solve. -9(4-k)/12 = 9(k+1)/8

84. ## Algebra 2

Michaela is solving rational equations. A. What is the solution set of the equation ... x^2-7x+12 (all over or divided by) x^2+x-12 both equal to 3. What I did first was factor both equations geting (x-4) on the top and (x+4) on the bottom both equal to 3.

85. ## Algebra 2

The only solution of the equation ... x&2+bx-18 over (divided by) -2x+4 equals 4.... When x=-17. I plugged in the number and replaced x with -17 and it looks like this... (-17)^2 +(-17x)-18 over 38. I just got lost.

86. ## Algebra 2

x^2+2x-15 (all over) x-3 equals 3. (x-3) * x^2+2x-15 (all over) x-3 equals 3 *(x-3) x^2+2x-15=3x-9 x^2-x-6=0 (x-3)(x+2)=0 x-3=0 or x+2=0 x={3, -2} I did something wrong here but I'm not sure what I did that is wrong. What is my error? Or is it the

87. ## Math

Write a possible explicit rule for the nth term of the sequence, then use it to find the 20th term. 5, -10, 20, -40, 80, -160.... Ans: a(n) = 5(-2)^n - 1 20th term: -2621440

88. ## physics

can someone help me with this, two positive points charges q=10uc and q2 5uc are placed at the top right and bottom left of a square of side 20cm respectively, I was told to find it's magnitudes an directions of the forces erected by each charge.

89. ## Math

Can -x^2 - 5x + 4 be written as x^2 + 5x - 4?

90. ## Algebra 1

The cast of a play consists of 7 males and 5 females. There is 1 male lead role and 1 female lead role. A. In how many different ways can the two lead roles be cast? My answer: 12 ways.. would'nt you add the number of females and males total and because

91. ## Algebra 1

Of the 7 males and 5 females, there are two sets of siblings. One set consists of a brother and sister, and the other set consists of a brother and his 2 sisters. The lead roles are cast randomly. B. What is the probability that a pair of siblings are cast

92. ## algebra 1

There are 8 speaking roles in the play. Of the 8 speaking roles, 5 are for males and 3 are for females. After the 8 speaking roles in the play are cast, the remaining cast members will make up the chorus. C. What is the probability that the set of siblings

93. ## chemistry

TWO IDENTICAL mano METERS ARE FILLED WITH MERCURY. THE mano METERS ARE PLACED IN A CLOSED PRESSURIZED BOX CONTAINING AIR AT 1,000 TORR PRESSURE. ONE manometer CONTAINS GAS a, AND THE OTHER GAS B. WHAT IS THE DIFFERENCE BETWEEN THE PRESSURES OF THE TWO

94. ## programming ( qbasic)

Write a program in qbasic to print the user entered word in reverse order using FUNCTION...END FUNCTION

95. ## reading paragraph and bar graphs

Casey said that 40 people were surveyed. Is his answer reasonable? Explain

96. ## Algebra 1 (probability) Help?

The director decides to add ... n... more females to the cast. D. Write an expression that represents the probability that the set of siblings that consists of a brother and his 2 sisters are all in the chorus. I'm not even sure where to begin with this

97. ## French

Are my French sentences right? Can someone check? Merci. 1.) Il y a une fille qui s'appelle Fama . 2.) Elle est quinze ans . 3.) Elle est (from) Mauritanie . 4.) Elle (goes to) Californie. 5.) Elle vit avec une famille américaine.

98. ## Chemistry 12

Hi, I did the acid-base titration lab with HCl and 0.5M NaOH. I need to calculate the moles of NaOH from molarity of NaOH and the average volume used. My English isn't good but is it asking me to find the moles of NaOH using the molarity of NaOH and the

99. ## math

0,3,8,15,24 how do i calculate the tenth term

102. ## geography

what does the drop in canada's imagration rate have to do with learning about imagration and canada's role in it

103. ## Math

how many different ways can 8 people be seated in 3 chairs

104. ## Chemistry

how many grams of butane must be burned in an excess of o2 gas in order to produce 7.64l of co2?

105. ## Math

a news carrier has \$7.00 in change he has 8 more quarters than dimes and five times as many nickels than quarters.how many coins of each type does he have ?

106. ## Algebra

Solve. x+2/8 + 1 = 4x/2

107. ## Economics

What are the cost and consequence of providing subsidies and welfare

108. ## Engineeringscience

A ball with a mass of 2kg rests on an angle of 10degrees .The ball is to be released to roll down the incline plane, neglecting all friction determine the following,, a the loss in potential energy after it has rolled 12m, b The kinetic energy after it has

109. ## English

you will submit an annotated bibliography. You must include five reliable (good) sources and five unreliable (bad) sources. Each of your ten entries must include the following: An MLA reference. A summary. An evaluation. Is the source reliable or not?

these questions are for practice, they don't count as points, but i don't understand how to solve them.. can someone please explain them to me?? which function rule represents the data in the table below? input|1| 2| 3| 4|5 output|9|15|21|27|33 A)y=4+5x

111. ## english

research skills are fundamental to a. academic writing b. all types of writing c. education, literature, business, and other industries, d. libraries it could be a,b, or c, but i chose b. pleases help

112. ## Dividing Decimals

8 divided by 0.64 = 1.25? Is that correct?

113. ## health

I have to make a research paper on a health topic I picked G-tube. I have 5 websites already. I just don't know how to make the thesis statement. And my 5th website is going to be my experience. So I'm asking how is my thesis statement going to be written

114. ## science

electric charges that are different A. attract each other B. Repeal each other C. exist in pair D. DO not interact