1. Physics

What Precaution should be take in static and kinetic friction experiment?

2. Physics

Two cars are traveling along a straight road. Car A maintains a constant speed of 79 km/h and car B maintains a constant speed of 114 km/h. At t = 0, car B is 36 km behind car A. (a) How much farther will car A travel before car B overtakes it? ? km (b)

An Internet search for information about franchise businesses will not help you find out A. the number of hours you'll have to put in. B. start-up costs. C. the variety of franchise businesses available. D. support you'll receive from the parent

Which one of the following may be the least valuable source of advice when you're researching the market for your new business? A. Online attorneys who offer 24/7 Web site service B. Other business owners with similar businesses C. Local attorneys who

5. physics

a) What is the magnitude of the electric field at a point midway between a −8.5μC and a +8.5μC charge 8.0cm apart? Assume no other charges are nearby. b) What is the direction of the electric field?

6. maths

The sum of two opposite angles of a parallelogram is 130 find all the angles of the parallelogram

7. Algebra (Normal Distribution)

The weights of 1,000 men in a certain town follow a normal distribution with a mean of 150 pounds and a standard deviation of 15 pounds. From the data, we can conclude that the number of men weighing more than 165 pounds is about _____ , and the number of

8. Physics

Two objects are connected by a massless string, as shown in the figure below. The incline and pulley are frictionless. (a) Find the acceleration of the objects. (Assume that positive acceleration is to the right for m1 and downward for m2. Answer using m1

Gary and Wilma Johnson plan to open a bus tour business, taking people from their small city to historic sites along the East Coast. Tours will include bus fare, hotel accommodations, breakfast, and admission to the sites. What aspect of their research

10. math

A proposed null hypothesis states that there is no difference in the water consumption of households of two districts. The sample mean difference is found to be 8.5 liters, and the standard deviation of the distribution of the difference in sample means is

11. math

The product of two rational numbers is -28/81 if one number is 14/ 27 find the other

12. algebra 2

Bonnie and Bruce have a rectangular swimming pool that is 6 feet wide and 10 feet long. They are going to build a tile border of uniform width around the pool. They have a 105 square feet of tile. How wide should the border be?

13. Information literacy

To which of the following does copyright protection not apply A. Inventions B. Images C. Sounds D. Video My answer is c

14. Gr.12 data management

There are 52 white keys on a piano. The lowest key is A. The Keys are designated A. B, C, D, E, F, G in succession, and then the sequence of letters repeats, ending with a C for the highest key. A) if five notes are played together simultaneously, in how

15. physics

A uniform bar 25 meters long weighs 10,000 Newton's. From end A weight of 2500 Newton's is hung. At B the other end of the bar, there is a weight of 3500 Newton's. An upward force of 3000 Newton's is exerted 4 meters from B, while and upward force of 4000

16. Math

nPr=6720 and nCr=56, then the value if r is___?

17. chem

If 5wt% of silver nitrate solution is required, determine how many grams of silver nitrate is need for an aqueous solution of 100ml.

18. math

change 34.55% to a decimal.

19. math

If a car travels 340 miles on 20 gallons of gas, how far can it travel on 25 gallons of gas? A.255 B.272 C.425 D.500 would the answer be C

20. LIFE SCIENCES

WHY ARE THE FOSSILS KEPT IN A GLASS IN THE MUSEUM?

21. Maths

Find the first four terms in the binomial expansion of (1+x)^(1/5) and state the range of values of x for which this expansion is valid.Hence approximate (31)^(1/5) correct to four decimal places.

22. fct Omoku Nigeria

Calculate the work done when a system raises a volume of water of radius 5.0mm through 10cm in thermodynamic.

23. Math

Solve the following : 32 divided by 4 +4x8= A.96 B.32 C.42 D.40

24. david college

two capacitors of capacitance 4 micheal farad and 6 micheal farad are connected in series to a 100v DC supply.Draw the circuit.(A)calculate the:(1)charge on either plate of each capacitor(2)pottential difference accross each capacitor(3)the energy of

25. Financial Risk

You are contemplating the purchase of a 20-year bond that pays \$50 in interest each six months. You plan to hold this bond for only 10 years, at which time you will sell it in the marketplace. You require a 12 percent annual return, but you believe the

26. math

If Joel earns \$1,500 per month. If he spends \$375 on rent each month, what percent of his income does he spend on rent? Is it 40%

27. Calculus

Please simplify the expression: 2log(base 4)9 - log(base 2)3

28. Chemistry

How does the kinetic-molecular theory help explain the difference between solids, liquids, and gases? I don't know how to really answer this question because the theory only talks about gases, unless I am looking at the wrong one. I tried to look it up

29. maths

Solve and verify 7/x+35=1/10

30. math

A school custodian waxed a gymnasium floor that measured 20 feet by 20 feet. How many square feet did she have to wax? A.400 square feet B.40 Square feet C.800 Square feet D.80 Square feet

31. Financial Risk

You are contemplating the purchase of a 20-year bond that pays \$50 in interest each six months. You plan to hold this bond for only 10 years, at which time you will sell it in the marketplace. You require a 12 percent annual return, but you believe the

32. english

all of us has or have?

33. Biology

Record any two of the following temperatures in your lab environment. In each case, allow the end bulb of the Celsius thermometer to remain in or on the sample for one minute. Cold tap water in a 50 ml beaker = ___ Celsius Hot water in a 50ml beaker= _____

34. maths

Abcd is a rectangle with

35. chemistry

If a 0.01M Mn(NO3)2 solution has an ammonia concentration of 6.0M, would a precipitate form? Calculate the ion product and compare to Ksp.

36. Asa

The taximeter was invented in 1891 by Wilhelm bruhn. A taxi company in the city of Chicago charges \$1.80 plus \$0.45 per mile for a texi ride. ? The milse she traveld

37. math

You want to get a photo enlarged. The original was 3 inches wide and 5 inches long. The new photo is 20 inches long, how wide is the photo?

38. algebra

what is the velocity of an object that falls from a 100 foot building after it has traveled 15 feet?

39. Politics

Which of the following statements about interest groups is correct?

40. nutrition

Which is the best way to balance your dietary choices? a) If you overeat at lunch, you should skip dinner. b) If you eat two slices of pizza at lunch, you should walk an extra mile after dinner. c) If your dinner has no vegetables, you should eat a cereal

41. math (algebra)

In Professor Tuffguy's mathematics class, 36 students took the final exam. If the average passing grade was 78, the average failing grade was 60, and the class average was 71, how many of these 36 student passed the final?

42. Math

There are 75 envelopes in a package. How many envelopes are in 7 packages? A.552 B.10r5 C.525 D.625

43. math

In the equation x/35=7, what is the value of x? A.7 B.5 C.35 D.245

44. Computer Programming

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the

45. Music

What is the theme of the song, On s'attache? There are english lyrics but i don't know what the theme would be..

46. English

How is Ernest Gaines effective as a storyteller in A Lesson Before Dying? Are there any stylistic elements from the novel to support that?

47. french

Qu'est-ce qu'il faut ajouter avant "on" apres les mots si, et,ou,qui,que,ou,quoi?

48. ENG 125

What does literature offer an individual? What causes people’s perceptions regarding the value of literature to change?

49. chemistry

at what ratio should I titrate sterile water with 50% MgSO4 to get 20% MgSO4.i mean the units of water to those of MgSO4

50. Chemistry

What volume, in liters, of 1.04 M KOH solution should be added to a 0.116 L solution containing 10.08 g of glutamic acid hydrochloride (Glu, FW = 183.59 g/mol; pKa1 = 2.23, pKa2 = 4.42, pKa3 = 9.95) to get to pH 10.15?

Q1.With the aid of a diagram discuss the marketing systems Q2.Discuss the problems that occur when universities and industry form joint ventures for research purposes.How have these problems been solved?

52. math

at a park 96 brown bag lunches were given out in thirty minutes if 29 bags remain and x represents the starting number of brown bag lunches which equation could be used to determine the value of x

53. math

Which one of the following statements expresses a true proportion? A.2:3 = 3:2 B.14:6 = 28:18 C.3:5 = 12:20 D.42:7 = 6:2

54. UEW

if 89,88,45,9,33, selected from 1-90, what are the five numbers to be selected randomly. please the question is probability lottery.

55. english

United Nations, 310, 314, 362 charter of, 311   Declaration of, 309  United States, 225, 238, 275, 289   in Big Four, 322, 325-7   in League of Nations, 299   Lend-Lease policy of, 307   Neutrality of, 305   as United Nations

56. algebra 1

Please simply using long division: (-72 -4xsq +8xcu -36x) decided by (x-3). Thank you.

57. math

During a paint sale, a hardware store sold 33 gallon of paint and 57 gallons of high- gloss paint. What is the ratio of gallons of high-gloss sold to the total gallons sold? A. 33:57 B. 33:90 C. 57:33 D. 57:90

58. Math 157

Help please! Write an expression for the cost c, if a printer charges \$1.75 for binding, plus 5 cents for p pages for copies of a community groups annual report Thanks I have a mental block with these problems.

I want to buy a house in 5 years. I need to have a down payment of \$50,000. How much do I need to have today in order to have the down payment, if I can earn 5%? not sure how to go about this problem

60. vocab

1. can be neither seen nor touched 2. has a receiver named 3. has no receiver named 4. expresses highest or lowest degree of comparison 5. add sign of possession to last name 6. indicates time 7. -ly 8. modifies a noun adjective transitive verb abstract

61. math

Theresa worked 9 hours on Monday and 7 on Wednesday. Her total pay was \$116.00. What is her rate per hour. A.\$7.25 B.\$12.89 C.\$8.29 D.\$16.57 How do I go about finding the answer

62. Math

A “gazing ball” is a spherical garden ornament with a mirrored surface that reflects its surroundings. The surface area of the ball is approximately 314 square inches. What is its volume to the nearest cubic inch?

63. Science

Scientists who study abnormal animal behavior would probably know much about A. Astronomy B. biology C. Geography D. History

64. Data management

In the expansion of (1+x) to the power of n, the first three terms are 1-0.9+0.36. Find the values of x and n.

65. probability lottery

if 89,88,45,9,33, were selected from 1-90, what are the five next numbers to be selection.

66. Physics (Kinematics Check)

What is the average velocity of a dropped brick that falls 4.0 m? vi = 4.0 m/s vf = 0 m/s a = 9.81 m/s^2 t = vf-vi / a t = -4/9.81 t = 0.41 s v = d/t v = 4.0/0.41 v = 9.81 m/s^2

67. Abnormal Psychology

I have to create a timeline that displays the development of abnormal psychology. I have not been able to find any resources. I tried the link from the 2014 post and it no longer works. Can you please provide a location for me to go to?

68. Chemistry

For an equation N2(g)+3H2(g) double arrowed to give 2NH3(g) what is the catalyst?

69. Math

I want to buy a house in 5 years. I need to have a down payment of \$50,000. How much do I need to have today in order to have the down payment, if I can earn 5%? I have tried to figure this out and have arrived at 39200.00

70. Math

A pencil has a cylindrical body with a cone-shaped end. The cylinder is 5 cm long with a radius of 0.29 cm. The cone has a slant height of 1 cm and has the same radius as the cylinder. Determine the surface area of the pencil to the nearest tenth of a

71. Physics

I want to calibrate a barometer using current pressure. I live in a town with altitude 540m (at the top of an escarpment) but the closest internet pressure readings are from a town which is 50m above sea level(at the bottom of the escarpment). Assuming the

72. french

Donnez-moi un exemple des accords qu'on fait avec il,elle,nous, ils et elles au passe compose avec "etre" et les pronom suject "on". My teacher gave an example.. and i did my own but im not sure if it is correct

73. Calculus

1. Provide an example of a function f that is continuous at a = 2 but not differentiable at a = 2. 2. Provide an example of a function g that is differentiable at a = 3 but does not have a limit at a = 3. Thanks!

74. ENGLISH

Which is more correct: Everyone of us has or Everyone of us have ??

75. science

Net force of 10 newton produces an acceleration of 2mts/sec2 in a body moving over a horizontal surface . What is the mass of the body

Donnez-moi un exemple des accords qu'on fait avec il,elle,nous, ils et elles au passe compose avec "etre" et les pronom suject "on". My teachers example: (ils) On est venus He said we can use the same verb So what i did: (il) On est venu (elle) On est

77. Chemistry

What is the catalyst of N2(g)+3H2(g) to give(double arrow) 2NH3(g)?

78. Chemistry

What is the volume occupied by 12.9 g of argon gas at a pressure of 1.30 atm and a temperature of 318 K ?

79. french

Donnez-moi un exemple des accords qu'on fait avec il,elle,nous, ils et elles au passe compose avec "etre" et les pronom suject "on". My teachers example: (ils) On est venus He said we can use the same verb So what i did: (il) On est venu (elle) On est

80. maths

if squre root 196/xmultiply by squre root of 90/x=4.find x

81. Math

there are 600 fruits in a supermarket. If .64 are oranges and the rest are apples how many more oranges than apples are there

82. Algebra

I seriously need help on this math problem. I have tried to work it out myself but the answer is not coming out right. Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -8x2 + 3x + 7.

83. math

Firewood is often sold by the cord. A cord of wood is a bundle measuring 4 feet by 4 feet by 8 feet. What is the volume of a cord of wood in cubic feet?

84. chemistry

Treatment with sodium borohydride converts aldosterone A in to an optically inactive alditol. Ruff degradation of A from B, whose alditol is optically inactive. Ruff degradation of B from D - glycerol dehydration. Identify A and B. Please help urgently.

85. math

If you're currently making \$6.75 per hour and you're offered a new job that pays \$7.47 per hour, how much more would you make per hour at the new job? A.\$.28 B.\$.72 C.\$1.28 D.\$1.72

86. math

if 89,88,45,9,33, drawn in order,in certain lotto,from 1-90 numbers next drawn numbers will be what

87. health

What is the larynx commonly called?

88. Math

if 89,88,45,9,33, selected from 1-90 next selections will be what numbers

89. Computer Programming

I already posted this question but I gave it a try I'm not sure if I'm on the right track: Make a util class with three methods. First method's name is add, that returns the result by adding two numbers. Second method's name is multiply, that returns the

90. psychology

According to Gardner, intelligence quotient (IQ) is the only barometer as to how students will succeed outside of school. A. Statement is true B. Statement is false C. Statement did not originate from Gardner D. Statement is partially accurate. I think the

91. Measurement

Convert 5 kilometers to miles and the nearest yard.

92. math (algebra)

How many different numbers stisfy the equation (x-2)^2(x-1)^3(x+1)^4(x+2)^5 = 0 I really need help. Thanks!

93. english

All of us have different stand on what to believe in and it varies because it depends on one’s life experiences. is my sentence right?

94. Evaluate the difference, and write the result in t

(6- 1/2 I)-(3+ 9/2 I)

95. nutrition

Which of the following is one of the ways that the endocrine system interacts with the digestive system? a) Eliminates wastes generated in the body b) Transports nutrient to cells c) Controls the passage of food in the blood stream d) Secretes hormones

96. english

"I want to be one of God's healing hands." is it right? i just wanted to say "i want to be a doctor" in a nice way and with a touch of God. Please correct it if im wrong

97. math (algebra)

In a certain circle, the length of a radius is equal to the reciprocal of the length of a diameter. What is the area of this circle?

98. math

how to write algebraic verification of 4 sectors of the circle

99. math (algebra)

x^32-1=(x^16+1)(x^8+1)(x^4+1)(x^2+1)(X+1)(?) Find ? .. How do I do this?

100. Physics

I've read all my resource materials and looked for outside resources already and i can't find an equation for this. I would appreciate any help

101. sito gbethrome senior school

a number is picked from the set {1,2,3,-,18}.find the probability that it is either a multiple of 3 or a number less than 7

102. Calculus

Can someone provide a function that satisfies all of the following: • p(−1) = 3 and lim x→−1 p(x) = 2 • p(0) = 1 and p'(0) = 0 • lim x→1 p(x) = p(1) and p'(1) does not exist Thanks!

103. Statistics

If 67% of cars have automatic tranny's & 8 cars are selected at random what is the probability that fewer than 4 have an automatic tranny

104. mathematics

if 89,88,45,9,33, were picked from 1-90, what is probability that five numbers should be selected.

105. Chemistry

If the electromagnetic radiation used to send television signals have a frequency of 3.0 * 10^9 Hz, what is its wavelength? I forget how to do a problem like this. Just taking a guess, is this somewhat a conversion equation?

106. maths

Solve : 1/x+1+1/x+2= 2/x+10

107. ITT

A 1kg object has a potential energy of 20 J while stationary at the top of an incline. Neglecting friction, what is its speed halfway down the incline?

108. math

Evaluate 6/7-2+-7/9+19/21

109. Computer Programming

How do I make a util class with a method name that is add, and returns the result by adding two numbers.

110. math

What should be added to (2/3+3/5) to get -2/15

111. math

Its matrix (3 0) p-p =(-2 0) (3 0) (2 4) value of p

112. math

Change the fraction 3/4 to a percent. A.34% B.63% C.75% D.113% is the answer A

113. Criminal Justice/Terrorism

Push logistics is a good, but expensive, way to be prepared for disasters. The best method to get your town council to budget these funds is to: A. explain that they will be subject to lawsuits for deaths if an incident happens and police, fire and EMS

114. math

A certain alloy contains 5.25% copper. How much copper is there in a piece weighing 200 pounds. A.1.05 pounds B.105 pounds C.10.5 pounds D.1050 pounds Would it be C 10.5 pounds

115. math

Question is that if u win 5 dollars then 25 on the second day then 125 on third how much do u have on 11th day

116. English

What type of language techniques that are used by Roald Dahl in The Great Mouse Plot?