# Questions Asked onFebruary 19, 2008

1. ## algebra

what do you call it when somebody spends 20 years in the 24th row of a theater

2. ## Physics

A simple pendulum is made from a 0.65m long string and a small ball attached to its free end. The ball is pulled to one side through a small angle and then released from rest. After the ball is released, how much time elapses before it attains its greatest

3. ## Physics E&M

A Geiger counter detects radiation such as alpha particles by using the fact that the radiation ionizes the air along its path. A thin wire lies on the axis of a hollow metal cylinder and is insulated from it. View Figure A large potential difference is

4. ## Chemistry

What is electron configuration of Bi5+?

5. ## economics

Why is an economy's output, in essence, is also its income?

6. ## Pre Cal

a ski slope on a mountian has an angle of elevation of 25.2 degrees. the vertical height of the slope is 1808 feet. how long is the slope?

7. ## Physics

The force shown in Figure 7-17 moves an object from x = 0 to x = 75 m, where the interval between vertical dashed lines is 25 m. (a) How much work is done by the force? (b) How much work is done by the force if the object moves from x = 25 to x = 75 m?

8. ## Math: Calculus - Vectors

A boat travels at a speed of 5 m/s in still water. The boat moves directly across a river that is 70m wide. The water in the river flows at a speed of 2 m/s. How long does it take the boat to cross the river? In what direction is the boat headed when it

9. ## long physics E&M

A Geiger counter detects radiation such as alpha particles by using the fact that the radiation ionizes the air along its path. A thin wire lies on the axis of a hollow metal cylinder and is insulated from it. View Figure A large potential difference is

10. ## bio- i really need help!! multiple choice

In order to survive, all organisms must carry out: 1. autotrophic nutrition 2. heterotrophic nutrition 3. enzyme-controlled reactions 4. the process of locomotion Help??

11. ## Chemistry

given this reaction: 2CO(g) + O2(g)---2CO2(g) what volume of CO2 will be produced when 8.45 liter of CO reacts with enough oxygen? I thought the answer would be 8.45 liters of CO2 because there was a ratio in the balanced equation of 2CO yielding 2CO2, so

12. ## math

an airplane is flying at a constant altitude of 28000 meters. when first seen to the east of the observer, the angle to the airplane is 71.5 degrees. after 73 seconds, the angle of elevation is 51.6 degrees. find the speed of the airplane.

13. ## math

what do you call it when somebody spens 20 years in the 24th row of a theater?

14. ## chemistry

If you burn methane(CH4)and methyl alcohol(CH3OH)which gives off more heat

15. ## General Science

When I2 dissolves in methanol, CH3OH, what type of forces exist between I2 and CH3OH molecules in solution?

16. ## Math: Calculus - Vectors

Two forces of 90 N act on an object. The forces make an angle of 48 degrees to each other. Calculate the resultant force and the force that must be applied to the object to create equilibrium. My work, using geometric vectors: | r |^2 = 90^2 + 90^2 -

17. ## General Science

Would you expect to find more dissolved oxygen in ocean water around the North Pole or in ocean water nearer the equator?Why?

18. ## chemistry

Hi can you help me balance these equations? I did the first three but I don't think I did them right... 1. C3H8+O2> CO2 +H20 I balanced this one like this: C3H8+5O2>3CO2+4H20 2. C4H10+O2>CO2+H20 balanced: C4H10+O2>2CO2+5H20 3. C8H18+O2>CO2+H20 balanced:

19. ## Physics

A coefficient of kinetic friction, k , is needed to stop a car in a distance D on dry pavement with the wheels locked if the car starts from speed V_0. What coefficient of kinetic friction (in terms of k ) is needed to stop this car in the same distance if

20. ## physics

gravity on the surface of the moon is only 1/6 as strong as the gravity on earth. What is the weight of a 39kg on the earth?

21. ## general ability

Add one letter to the word PRICE. Rearrange the letters to make a word meaning "to make a hole in". The added letter is; a) S b) E c) A d) L

Hi, Can someone proofread this for me and let me know if I followed the directions for this assignment. Directions: Detailed information about the agency, an evaluation of the site and comparison of the site with experiences in the practicum setting should

23. ## Frakenstein-ENGLISh

sorry once again...i know i've been bothering everyone about this topic. I have to do a research paper about basically anything related to science fiction. first i decided to do a research paper on mary shelley. but i didn't find it interesting. and since

24. ## General Science

An inventor claims to have developed a perfume that last a long time because it doesn't evaporate. Comment on this claim.

25. ## chemistry

Classify each of the following mixtures as homogeneous or heterogeneous: 1. Shampoo 2. Vegetable Oil

26. ## Pre Cal

a ski slope on a mountian has an angle of elevation of 25.2 degrees. the vertical height of the slope is 1808 feet. how long is the slope?

27. ## Math

An upscale department offers its customers free gift wrapping on any day that they spend at least \$100. The store offers 5 box sizes (XS, S, M, L, XL), 6 wrapping themes (birthday, wedding, baby girl, baby boy, anniversary, and all-occasion), and 3 styles

28. ## math

what do you call a person who spent 20 years in the 24th row in the theatre?

29. ## algebra

your local rollerblade rink will rent you blades for \$14.00 for 3 hours or \$29.00 for 8 hours. Asume the price increase is constant depending on the number of hours the blades are rented. Find the expression

30. ## English/Writing

Which one of the following sentences is written in the active voice? 1 - Accidents are witnessed every day. 2 - However, few people think seriously of doing something about them. 3 - Accidents are considered by most people as unavoidable. 4 - But it is

31. ## Chemistry

Washing soda is added to hard water to allow soap to lather. A certain brand of washing soda contains partially hydrated sodium carbonate solid. A 0.300 g sample completely reacts with 20.0 mL of 0.250 M hydrochloric acid. a What mass of sodium carbonate

32. ## English

work consists of whatever a body is obliged to do and that Play consist of whatever a body is not obliged to do...what does this phase mean?

33. ## Science

If one star is at a distance of 100 light years, how far away would a second star that is 9 times as luminous, have to be to appear at the same brightness as the first?

34. ## Math

Write each of the following as a common fraction or mixed number. Write your answer in lowest term 15.35

35. ## chemistry

My problem is calculate the molarity of HCl and NaOH. (molarity of acid)x(volume of acid)=(molarity of base)+(volume of added base) HCl=acid NaOH=base HCl volume = 25mL=0.025L NaOH=67.05mL=0.06705 molarity = moles of solute Liters of a solution M=0.015000

36. ## general ability

Move one letter from the word STEAM and rearrange the remaining letters to form a word meaning pole. The removed letter is; a) E b) T c) S d) M

37. ## math

Solve 3x^2-8x+4=0 by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located. A)2;between 0 and 1 B)between 0 and 1;between 7 and 8 C)1,2 D)between 0 and 1;between 3 and 4 I don't understand this one

38. ## Math

find the area and permiter of trapazoides?

39. ## Chemistry

Could I please have an example of a everday experience of a chemical process for which a rate increases with temperature? I thought of ice melting but its a physical change...

40. ## elem math

jenna drew a triangle with 1 right angle. what type of triangle did she draw? Can a triangle 2 right angles? trinka stood inside a circle of friends to play a game. each friend in the circle is the same distance from trinka. what part of the circle does

41. ## physics

A person pulls a toboggan for a distance of 40.0 m along the snow with a rope directed 15.0° above the snow. The tension in the rope is 69.0 N. (a) How much work is done on the toboggan by the tension force? (b) How much work is done if the same tension

42. ## chemistry

Classify the following properties of ozones as physical or chemical: 1.bluish color 2.pungent odor 3.reactive towards oxygen 4.decomposes to oxygen on exposure to ultraviolet light 5.it is a gas

43. ## Math

An equation of the line whose slope is 3 and whose y-intercept is 8 is ___?

My problem is calculate the molarity of HCl and NaOH (molarity of acid)x(volume of acid)=(molarity of base)+(volume of added base) HCl=acid NaOH=base HCl volume = 25mL=0.025L NaOH=67.05mL=0.06705 molarity = moles of solute Liters of a solution M=0.015000

45. ## English/Writing

Find the sentence with the active voice. 1 - The chairman told me that the legislature passed the bill. 2 - It was voted by the legislature to pass. 3 - The bill was passed by the legislature 4 - I was told by the chairman that the bll was passed by the

46. ## trig

transform the expression on left to one on right csc x-sin x to cot x cos x

47. ## math

243^(.2x)= 81^(x+5)

48. ## History of health care

Please check my answer thanks :) You own a company in a state where state funds are not mandated for employee health insurance. What is an option for providing your employees health care coverage for work related injuries I am not to sure about this one I

49. ## social studies

Who built the Great Wall of China.

50. ## Kaplan University

The Linear equation y=6x-5 graphs as a horizontal/vertical/diagonal line ( choose the correct label and type it below)

51. ## social studies

When the declaration of independence was signed, Elbridge Gerry from massachusetts signed it too. My project is to research him and right a report. I have everything but one thing.... his viewpoints about breaking away from Great Britain. if you have

52. ## Math

Prime Factoization of 504. Prime Factorization of 1080.

53. ## AP History

What was the common term for the newly liberated slaves after the civil war?

54. ## arithmetic

My question is about estimaing products Examples: 1/5 x 26; 1/3 x 4/11; and 4 1/3 x 3 7/8. i can't remember how to multiply these types of problems let alone,estimate the products. Can u please help me to help my son.

55. ## Math

An equation of the line whose slope is -6 and whose y-intercept is 9 is___? Y= 6x-9 Is mu answer correct

56. ## math

Convert 6.25 liters to mililiters and kilometers. I got 6,250 mililiters by multiplying 1000 by 6.25. I got 0.00625 kl by dividing 6.25 by 1000.

57. ## physics

A block of mass m=.75kg is fastened to an unstrained horizontal springwhose spring constant is 82 N/m. The block is given a displacement of +.12m, where + sign indicates that the displacement is along the +x axis, and then released from rest. Find the

58. ## Algebra

What is an equation of the line that is parallel to y= 3x + 1 and passes through the point (2,6) Is it Y=3x + 6

59. ## chemistry

A sample of 690. moles of O2 reacted according to the balanced equation, 4Al+3O2=2Al2O3 after reaction, 163 moles of O2 remained. calculate the moles of Al2O3 formed. Ive tried this problem many times and i keep getting it wrong. please help! thanks

60. ## Finanal Literacy

What do you think happens to the value of investments that grow slower than inflation?

61. ## Math

What is the greatest common divisor of 54 and 144?

62. ## Math

In a raffle, 5 winners get to choose from 5 prizes, starting with the first name drawn. If 87 people entered the raffle, how many ways can the winners be arranged?

63. ## Math

Show that y^2-4y-2=0

64. ## general ability

Richard's age is equal to 3 times what it will be in 3 years time, minus 3 times what it was 4 years ago. How old is he? a) 20 b) 21 c) 22 d) 23

65. ## Math

Please help me with these problems. Decimals and fractions Construction: an a-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that cost \$3 per square foot, what will the glass cost? The distance

in the biochemical process hydrogen + carbon dioxide -> carbohydrate + water the source of the hydrogen would be H2O, right? other choices are C6H12O6 (which is a sugar i think), PGAL, or ATP (energy)

67. ## Math

Please check double check me please. For the decimal 8.57932 What is the place value of 5? Ten Thousandths What is the place value of 2? Ones Write each of the following as a common fraction or mixed number 4.0171 Answer: 4 171/10,000 Arrange in order from

68. ## Biology

I need to do a project on a genetically engineered product. Can anyone give me a few examples, besides insulin and tissue plasminogen activator? Thanks

69. ## french

Un jour avec Pierre Chaque jour, Pierre se levé huit heures. Il a mangé le petit dejeuner et parlait avec sa mama et son papa. Son papa commandait Pierre à l’école. Il a été premier. Ce n’était personne à l’école. Après un moment, Pierre et

70. ## english

what are the different types of advertising techniques?I did a project where i drew a bed and clouds,and said i went in the sky and brought down clouds to make this bed, so soft you'll fall asleep in a minute. Don't sleep on a bed of rocks anymore. what

71. ## World Geography URGENT!

What are the physical landmarks and the physical land features of Switzerland?

72. ## History of health care

Please check my answer thanks :) If you need to talk to someone about getting additional coverage to Medicare Parts A and B what organization should you contact ? I am not to sure is it Blue cross and Blue Shield

73. ## Social Studies

How did early explorers use natural resources?

74. ## Math

Show that y^2-4y-2=0

75. ## general ability

light X flashes every 3 minutes. Light Y flashes every 5 minutes. Light Z flashes every 7 minutes. At exactly 7:28 AM they all flash together. At what time will they do so again? a) 9:13 b) 9:15 c) 9:00 d) 9:28

76. ## epp

what are the instructions for marcoting? pls. answer in english or tagalog

77. ## science

what can anyone tell me about liquid and gas viscosity?

78. ## History

Hi, i am working with the treaty versailles but i am not sure how to answer this question: Why would the allies (Britain, France, U.S.A AND Canada) think that the term which states "Germany must accept the responsability for causing all the loss and damage

79. ## Math

If you wanted to put 36, 34, 26, and 4 percent into a circle graph, how many degrees would each angle for each percent be?

80. ## physics.

1500W thingy heats1.5kg water from 18C to 59C in 3.0minutes. How mcuh n-ergy was used by the thingy?

81. ## Physics

Under what conditions can a quadratic function be a perfect square? Also.. A stone is thrown vertically upward at a speed of 40m/s. How long does it take to reach a height of 90m? I ended up with a quadratic of t^2-8t+18 which cannot be factored...So is

82. ## AP History

Why didn't the American People protest the Rail Road's power and unfairness sooner and with more vigor? (2 main reasons)

83. ## Word

What is clear type of quartz that has the word rock.

84. ## american government

What were James Madison's accomplishments as President?

85. ## social studies

what is the difference between a monarchy, theocracy, and a dynasty???

86. ## elem math

can some help me with my daughters homework. what figure is part of a line and has two endpoints? does a door have angles like a right , smaller or lager then a right angle? Seth made a picture frame with 4 equal sides and a right angle at each corner,

87. ## calculus

how would you differentiate this equation?? dy/dx + e^(x+y) = 0

88. ## Spanish for Eunice & Unity

Somehow could that "y" be a "j?" The only word it could be is "conejo" or rabbit. Sra

please Dr.Bob answer this for me...i have to got bed soon...i really need to know the answer!!

90. ## spanish

What were the native Americans of ancient Peru called? I thought they were Incas but my teacher says that the chief of the empire was called the Inca and the people were called something else but I don't know what.

91. ## Physics

Under what conditions can a quadratic function be a perfect square? Also.. A stone is thrown vertically upward at a speed of 40m/s. How long does it take to reach a height of 90m? I ended up with a quadratic of t^2-8t+18 which cannot be factored...So is

92. ## sra McGuin

Just wanted to thank you for all of your help - - will need help again but right now just getting ready for conversation test - which I just have to practice and practice

93. ## geography: easy

what is the latitude and longitude of Daytona, Florida

94. ## Chemistry

How can you differentiate between the solid and the gas states at the molecular level?

95. ## algebra 1

simplifying radical expressions the square root of sixty

96. ## nystce exam

Hi, my aunt is going to be taking the nystce exam for teaching assistance. She will be going for child abuse and school violence. She needs some help finding tips and things to prepare herself. There is a preparation guide on one of the websites I've been

97. ## COM 135

Discontinuation of major equipment components for a computer network upgrade will cause a major setback in the installation of the network for a project you are managing. You must provide information about the delay to your project team members, to upper

98. ## math

4(n=8)=-48 what is the value of n?

99. ## physical science

Hi - my daughter is geting confused and too many years 2 questions How are these terms related in a sentence or 2 please 1. Speed - motion 2. Speed - distance - time

100. ## math

how do the find an area, in square units of a figure plotted on a graph?

101. ## Precalc

Hello, i need help doing a proof, im pretty sure on how to do it but not that way my teacher wants it. He wants it in a chart form by taking splitting up both side. i have to show that |a-b|=|b-a|

102. ## ECONOMICS

what is the long-term impact of the tax rebate check in terms of fighting a recession?

103. ## Biology

Hi, I tested the three most sensitive areas of my body and it was the fingertip, the tounge and the lower lip, and the question asks me "why do you think it is so?" I researched everywhere but cant find the answer probably because there are different

104. ## Geography

explain way in which urban landscapes can modify city climates. please could someone help me with this question? thanks

105. ## Calculus?

how do you expand Ln abs(ã7 x^3+2x^2)

106. ## math

how do you expand Ln abs(ã(ã7 x^3+2x^2))

107. ## Science

What type of stone is made out of crystals.

108. ## History of health care

Please check my answer thanks :) The American Association Of labor Legislation helped to Decrease public hospital costs or to implement fee schedules I said decrease public hospital costs

109. ## History of health care

Please check my answer thanks :) You belong to an HMO your are helping to control plan costs for everyone True or False I said True

110. ## english

what are the different types of advertising techniques?I did a project where i drew a bed and clouds,and said i went in the sky and brought down clouds to make this bed, so soft you'll fall asleep in a minute. Don't sleep on a bed of rocks anymore. what

111. ## History of health care

Please check my answer tahnks :) Capitation is the least type of medical service reimbursement used today True or False I said True

112. ## basic math

how do you do long division?????????

113. ## Dr. Bob

Dr. Bob, can you please tell me if I did my chem questions right... they have been sitting down there all day and all i need is someone to check if they are right please and thank you

114. ## Chem

Calculate the density of mixture which has 10ml of Etoh and 5 ml of Di Water would you do the mass of the mixture/the volumetric flask, but for the mass of the the volume would you have to do the mass with the liquid-mass of empty flask.

115. ## ancient civilizations

what political events supported the growth of Buddhism in china? Explain i have no clue what this could be PLEASE HELP

116. ## general ability

Stephen is 14 years old. In 13 years time he will be 3 fifths as old as his father will be then. How old is his father now? a) 32 b) 27 c) 26 d) 30

117. ## epp

pls this is just a simple question how can plants grow using the branch? using the fruit? ang using the head? pls answer in english or tagalog, thank you!!!

118. ## physical science

Hi - my daughter is geting confused and too many years 2 questions How are these terms related in a sentence or 2 please 1. Speed - motion 2. Speed - distance - time

119. ## speech

is this sentence correct? 'My report is about what the president has to be and what they do.'

120. ## math

Simplify: (1+i)/(2-i) A)(1/3)+(2/3i) B)(1/5)+(2/5i) C)(1/3)+(i) D)(1/5)+(3/5i) I have no clue please explain

can you anwser this question for me okay the problem is x+4(x+3)

122. ## Sports: Nascar

What are the sponsers of the Nascar Cup?

123. ## Math

The least common multiple of 96 and 108?

Dan Kidega, a member of the Uganda parliament, whom speaks on behalf of the children in northern Uganda, further explains the origins of this conflict. Dan traces the conflict back to a woman named Alice Lakwena. He explains that during 1980’s, Alice

125. ## math

what is 248*63

127. ## micro

how can you tell that the media were sterile?

128. ## math

how do you find an area of a figure, in square units plotted on a graph?

129. ## biology

is the heart the pump that keeps blood moving in the body

130. ## math

is 78.5 squared the approxamite are of a circle with 31.4cm

131. ## math

how do you do area models and probability.and area of complex figures!

132. ## health

What is the communication network in the body

15% of 20

134. ## Science

what is a crystal.

135. ## music

how can i write really good song lyrics? i suck at writing! can someone help or better yet, give me a verse to work with? thnaks

136. ## ECONOMY

what is the impact of the tax rebate check on fiscal and monetary policy?

137. ## analogies

lobster,sardine---?, scales

138. ## MATH

HOW DO YOU FIND THE RATE OF SPEED

139. ## sports: nascar

Name the sponsers of the Nascar Cup?