# Questions Asked onDecember 8, 2013

17. ## English

Write complete sentence if the statement is a complete sentence. Write not a sententce if the statement is not a complete sentence. 1/. The author thought of a story. Complete sentence. 2/ Took place long ago. Not sentence . 3/ Her first day at school. Not

18. ## Physics

Really need help with this asap plz~ there is a 4kg wooden block on top of a wooden ramp forming an angle of 37 degrees above surface.The block is placed 1.2 m up on the ramp and the ramp is connected to another wooden flat board.So when the block slides

19. ## Math- Trigonometry

The flowering of many commercially grown plants in greenhouses depends on the duration of natural darkness and daylight.  Short-day plants, such as chrysanthemums, need 12 or more hours of darkness before they will start to bloom.  Long day plants, such

20. ## Math - Linear Algebra

Let S be the plane defined by x−4y−3z = −18, and let T be the plane defined by −2x+8y+7z = 41. Find the vector equation for the line where S and T intersect. x 0 0 y = 0 + t0 z 0 0

21. ## chemistry

Aluminum granules are a component of some drain cleaners because they react with sodium hydroxide to release both energy and gas bubbles to help clear the drain clog. The reaction is: 2NaOH + Al + 6H2O  2NaAl(OH)4 + 3H2 (note: balance the reaction

22. ## Health (Ms. Sue)

List two ways that relationships change during adolescence. How can you cope with these changes? A: ?

23. ## Health (Ms. Sue)

Why do you think that having a positive attitude about growing older is important? A: Having a positive attitude about growing older is important because mental health and physical health affect each other. For example, physical exercise can reduce

24. ## physics (Urgent)!!!!!!!!!!!!!!!!!!!!!!

A merry-go-round (pictured) is sitting in a playground. It is free to rotate, but is currently stationary. You can model it as a uniform disk of mass 210 kg and radius 110 cm (consider the metal poles to have a negligible mass compared to the

31. ## GEOMETRY CIRCLE

1.An isosceles triangle with each leg measuring 13 cm is inscribed in a circle . if the altitude to the base is 12 cm find the radius of the circle 2. Circles a and b are tangent at point c. p is on circle a and q is on circle b such that pq is tangent to

32. ## math

there were some ducks in the pond.28 ducks flew away.7 more arrived at the pond.now there are 43 ducks in the pond.how many ducks were in the pond to start

33. ## Algebra 2

What is a polynomial function in standard form with zeros 1, 2, 3, and –3?

34. ## science gr.8

classify each as plane mirror, convex, or concave and briefly explain how the mirror is used to see images. 1) full length bedroom mirror 2) make-up mirror (compact makeup mirror) 3) car rear view mirror 4) dental mirror (used to look in mouth) 5) store

35. ## American government

The 1952 and 1956 Eisenhower elections are examples of A. maintaining B. dealigning C. deviating D. realigning Is d the correct answer

36. ## Classical Mechanics - Need Help Please

A block of mass m= 3 kg is initially at rest on a horizontal surface. At time t=0, we begin pushing on it with a horizontal force that varies with time as F(t)=βt2, where β= 1.2 N/s2. We stop pushing at time t1=5 s [F(t)=0 for t>t1]. (a) First, assume

37. ## math

the womens 4 by 100 meter medley relay swimming team finished in second place. In the relay, each member swims 100 meters using a different swimming stroke. The names and ages of the team members are jenny,19, annie,20 asia,22, and destiny,39. The age

38. ## Physics

A Hollywood daredevil plans to jump the canyon shown in the figure on a motorcycle. There is a 15. m drop and the horizontal distance originally planned was 60. m but it turns out the canyon is really 65.7 m across. If he desires a 3.2-second flight time,

Derek is building a bird feeder to sell at a crafts fair. He is using a board that is 4 feet long. He will cut one piece that is 2 feet long for the base. Then he will use the rest of the board and cut it into two pieces of equal length for the sides. If

40. ## Psychological Statistics

Post a behavioral research situation that could use a Pearson coefficient research study and a chi square research study. Present the rationale for each selection. Be very specific in your presentation.

41. ## American Government

Recent trends in political participation show that people are A. more involved in personal volunteer efforts but less involved in poltical party activity. B. less involved in political parties and more invoved running for public office. C. more involved as

42. ## trig

prove that: sinC+sinD =2sin((C+D)/2)*cos((C-D)/2)

43. ## Math

Teng is designing a house and in each room he can choose from tiles, floorboards, or carpet for the floor. a. How many combinations of flooring materials are possible if her designs a 2 room studio? b. How many combinations are possible for a 3 room

44. ## physics(URGENT!!!!!)

A spherical non-rotating planet (with no atmosphere) has mass m1= 5 ×1024 kg and radius r1= 7000 km. A projectile of mass m2≪m1 is fired from the surface of the planet at a point A with a speed vA at an angle α=30∘ with respect to the radial

45. ## SOLID

the altitude BE of parallelogram ABCD divides the side AD into segments in the ratio 1:3. Find the area of the parallelogram if the length of its shorter side is 14 cm, and one of its interior angle measures 60 degrees.

46. ## Spanish 2 Help!

Fill in the blamks with the appropriate pronoun and conjugated reflexive verb. 1.)Tu_____ ______ el pelo (peinarse) Bank 1= Blank 2= 2.)Raul y Sarita no___ ___ afeitarse) Blank 1= Blank 2= 3.)No prefiero_____el pelo.(lavarse) Blank 1= 4.)Elena____ ____a

47. ## Physics

Coefficient of volume expansion of some liquids(a/˚C) Alcohol=1.1x〖10〗^(-4) Glycerin=5.0x〖10〗^(-4) Water=3.7x〖10〗^(-4) Ether=1.63x〖10〗^(-4) Mercury= 1.1x〖10〗^(-4 A glass flask is completely filled w/ 200cc of mercury at 15˚C. If it is

48. ## chemistry

Q2: A sample of carbon dioxide(CO2) has a mass of 55g and occupies 3.3L at 100C. What pressure does the gas exert (in kPa)?

49. ## all

I rarely do my homework. No matter how hard I try to focus and actually get things done, I just can't do it unless it's something I really want to/like to do. And even if I actually put my work right in front of me and turn off my phone, computer, tv, etc.

50. ## Managerial Economic

The equation for a demand curve has been estimate to be Q = 100 - 10P + 0.5Y, where Q is quantity, P is price, and Y is income. Assume that p = 7 Y = 50. a. Interpret the equation b.At a price of 7, what is price elasticity? c. At an income level of 50,

51. ## physics(HELP)

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

52. ## Astronomy

On the Autumnal Equinox, you see the Moon in the Waxing Crescent Phase at an angle of 45 degrees above the western horizon. What is the approximate local time? Can someone please explain how to obtain the answer? Thank you!

53. ## English

Hello. Thank you for answering my previous question. I would be very grateful for some more help. 1)In one of the sources I came across the phrase "the nobility was coopted from the military". Does "co-opted" here mean "drawn, incorporated from"? (the

54. ## English

On the far side of the burial room is an open door and a third room. ------------------------- Does the sentence mean that the burial room has a door which is open? Or does the sentence meant that the burial room doesn't have a door?

55. ## physics

Two disks are mounted (like a merry-go-round) on low-friction bearings on the same axle and can be brought together so that they couple and rotate as one unit. The first disk, with rotational inertia 1.46 kg·m2 about its central axis, is set spinning

56. ## world geography

In the context of European colonization, Portugal controlled Mozambique and

57. ## math

the womens 4 by 100 meter medley relay swimming team finished in second place. In the relay, each member swims 100 meters using a different swimming stroke. The names and ages of the team members are jenny,19, annie,20 asia,22, and destiny,39. The age

58. ## Math

When will they meet? Given that... student A : started driving at 9hr at 3mi/hr student B: started driving at 9hr25min at 2mi/hr

59. ## PHYSICS(elena)

Consider a rocket in space that ejects burned fuel at a speed of vex= 1.5 km/s with respect to the rocket. The rocket burns 8 % of its mass in 280 s (assume the burn rate is constant). (a) What is the speed v of the rocket after a burn time of 140.0 s?

60. ## Trigonometry

. Which of these standard trigonometric functions has the least period? A. cosine B. cosecant C. tangent D. secant

61. ## math

the womens 4 by 100 meter medley relay swimming team finished in second place. In the relay, each member swims 100 meters using a different swimming stroke. The names and ages of the team members are jenny,19, asia,22, and destiny,39. The age difference

62. ## math

What number must be added to make a perfect square trinomial x^2+(8/5)x

63. ## Physics

Place a small rubber ball on top of a basketball or soccer ball and then drop them together. If vertical alignment nicely remains as they fall to the floor, you’ll see that the small ball bounces unusually high. Can you reconcile this with energy

64. ## math alegebra

A satellite's escape velocity is 6.mi./sec, the radius of the earth is 3960 mi, and the earth's gravitational constant (g) is 32.2 ft./sec^2. How far is the satellite from the surface of the earth?

65. ## Physics 2

A sheet of plastic (n = 1.56) covers one slit of a double slit (see the drawing). When the double slit is illuminated by monochromatic light (vacuum = 568 nm), the center of the screen appears dark rather than bright. What is the minimum thickness of the

66. ## English

The Curse of the Mummy by Joyce Hannam ------------------ Is this book a novel or a nonfiction?

67. ## math

A satellite's escape velocity is 6.mi./sec, the radius of the earth is 3960 mi, and the earth's gravitational constant (g) is 32.2 ft./sec^2. How far is the satellite from the surface of the earth?

68. ## science

explain isostasy as it pertains to mountains

69. ## world history

Why did Joseph II grant religious tolerance? What was the purpose?

70. ## Statistics

The probability of Joe is at work is 49%. The probability Joe is at home is 25%. What is the probability Jow is neither at Work nor at home? A) 39% B)74% C)52% D)26% I get the answer at about 38%,but doesn't round to 39%, can anyone help, I'm stuck.

71. ## Math

A group of students went.to their favorite restaurant after the football game one friday night

72. ## algebra

write the equation in standard form: 2x^2-12x+5

73. ## Social Studies

I trying to help my younger siblings with their work so i want to print out some worksheets from a website that have answer keys but i cant find any online, if you can give me a link to some that would be great.

74. ## physics help

A spherical non-rotating planet (with no atmosphere) has mass m1= 5 ×1024 kg and radius r1= 8000 km. A projectile of mass m2≪m1 is fired from the surface of the planet at a point A with a speed vA at an angle α=30∘ with respect to the radial

75. ## Physics Classical Mechanics

A spherical non-rotating planet (with no atmosphere) has mass m1= 4 ×1024 kg and radius r1= 5000 km. A projectile of mass m2≪m1 is fired from the surface of the planet at a point A with a speed vA at an angle α=30∘ with respect to the radial

76. ## Physics

A 0.40 g fruit in a tree has a gravitational potential energy of 200 J. How high from the ground is the fruit?

77. ## Physics

Coefficient of volume expansion of some liquids(a/˚C) Alcohol=1.1x〖10〗^(-4) Glycerin=5.0x〖10〗^(-4) Water=3.7x〖10〗^(-4) Ether=1.63x〖10〗^(-4) Mercury= 1.1x〖10〗^(-4) How much water overflows when a pyrex vessel filled to the grim with 1

78. ## math

in a store all the oranges are stacked in triangular pyramids, each layer of oranges is in the shape of an equilateral triangle and the top layer is an single orange. How many oranges are are in a stack ten layers high

79. ## English

Hello. I can't express how grateful I am to Writeacher for the help. Thank you! I have one more technical question. Is it necessary to translate the names of authors and their works in footnotes/references if I refer to them in an article to be published

80. ## Math

Eli can’t see why a size transformation preserves orientation, but a similitude does not. How could you help him understand this concept?

81. ## math

1.64g of a mixture of cac03 and mgc03 was dissolved in 50ml of 0.8M hcl. The excess of acid required 16ml of 0.25M naoh for neutralization. Calculate the percentage of cac03 and mgc03 in the sample The answer 52.02% mgc03 caco 47.98% Bob helps me step by

82. ## American Government

The 1952 and 1956 Eisenhower elections are examples of A. maintaining B. dealigning C. deviating D. realigning Is d the correct answer

83. ## Algebra

Please help me find the value of the annuity for the following: a1= $8000, I=0.06, n=10$8,000 invested for 10 years at 8% compounded annually\$8,000 invested for 10 years at 0.06% n = 10 Thank you.

84. ## English

Which of the following is a sentence fragment? He spent twenty dollars on those shoes. How much did you spend on those shoes? That much money on those shoes? Spending way too much! C or D?

85. ## Physic

A horizontal force F pulls a mass m across the floor at constant speed a distance d. If the coefficient of friction between box and floor is u, the work done by the force F is. I know W= FD and Wf = umgd, but I don't understand what the question asking.

86. ## Trigonometry

. Which of these standard trigonometric functions has the least period? A. cosine B. cosecant C. tangent D. secant

87. ## Statistics

How would you find the z-score for the following X=86 and the n=17.

88. ## math

A circle of area 25 pi is graphed in the coordinate plane. If its center has coordinates (8,0), which of the following points MUST lie on the circumference of the circle? a. (0,0) b. (0,5) c. (16,0) d. (3,0) e. (0,8) please answer and explain

89. ## PHYSICS!!! HELP

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

90. ## science

compare and contrast uplift and subsidence and give an example of how each can happen

91. ## math

find the standard deviation for the following: 8,5, 12, 8, 9, 15, 21, 16, 3. There is a formula but our teacher wants us to do it a specific way. For example, 47, 41, 32, 53, 57. First you find the mean, which is 46 and then subtract it with each number in

92. ## Ms. Sue

Can you continue to assist me with my health question? Thank you.

93. ## Chemistry

What is the pH of a solution that results from adding 0.054 mol Ca(OH)2 to 1.76 L of a buffer comprised of 0.33 M CH3COOH and 0.33 M CH3COONa? I'm not sure how to start this. Thanks!

94. ## Health (Ms. Sue)

In general, do young adults enjoy greater financial independence than adolescents do or less financial independence? A: In general, young adults enjoy greater financial independence than adolescents do?

95. ## PHYSICS(ELENA

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

96. ## math

find the standard deviation for the following: 8,5, 12, 8, 9, 15, 21, 16, 3. There is a formula but our teacher wants us to do it a specific way. For example, 47, 41, 32, 53, 57. First you find the mean, which is 46 and then subtract it with each number in

97. ## Ms. Sue

Can you tell me of whether my answer to the question I asked you to continue to assist me with me is correct or not? Thank you.

the term globalization has the same meaning for both developed and less developed countries

99. ## PHYSICS IMP PLS

Consider a rocket in space that ejects burned fuel at a speed of v_ex= 2.0 km/s with respect to the rocket. The rocket burns 10 % of its mass in 290 s (assume the burn rate is constant). (a) What is the speed of the rocket after a burn time of 145.0 s?

100. ## Math

Select the x-coordinate of the vertex of the parabola defined by the function f(x) = -3x2 + 5x + 8.

101. ## Math

Find the equation to the curve that joins the following points. (1,1),(0,1),(2,5),(-1,-5)

102. ## Physics

Coefficient of volume expansion of some liquids(a/˚C) Alcohol=1.1x〖10〗^(-4) Glycerin=5.0x〖10〗^(-4) Water=3.7x〖10〗^(-4) Ether=1.63x〖10〗^(-4) Mercury= 1.1x〖10〗^(-4 What is the increase in volume of 0.3m cube of ethyl alcohol when heated

103. ## Math

A quartic graph has the following coordinates: (-4,0),(-2,0),(0,0),(1,0) find the equation in expanded form.

104. ## Physics Classical Mechanics

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

105. ## physics (Urgent)!!!!!!!!!!!!!!!!!!!!!!

Consider a rocket in space that ejects burned fuel at a speed of vex= 1.5 km/s with respect to the rocket. The rocket burns 8 % of its mass in 280 s (assume the burn rate is constant). (a) What is the speed v of the rocket after a burn time of 140.0 s?

106. ## physics(URGENT!!!!!)

A source of sound emits waves at a frequency f= 650 Hz. An observer is located at a distance d= 170 m from the source. Use u=340 m/s for the speed of sound. (a) Assume completely still air. How many wavefronts (full waves) N are there between the source

107. ## physics(URGENT!!!!!)

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

108. ## physics

a .2 kg ball is being swung around a verticle circle from a 1 m long string, the ball is traveling at 4 m/s counter -clockwise. what is the tension on the string?

109. ## AP Chemistry

for a thermodynamics lab, I have to graph the ln K vs. 1/T, so does the ln K go on the y-axis and the 1/T go on the x-axis?

110. ## Buisness Math

Given the following matrices: Compute (i) AB (ii) A+2B (iii) AC (iv) 5C (v) B-C Note:Give proper reason where computation is not possible.

111. ## History

How did issues regarding African Americans equality shaped US 1850-1920?

112. ## Math

Label picked up 105 pieces of trash on Beach Cleanup day day.what did she write to show the 0 in 105 using expanded form? The fence around a triangular flower bed is 10 feet long on all sides. What type of triangle does the fence form?

113. ## English

The abbreviation for hour is hr so.... is this correct? 1hr 2hrs hrs=plural (>1)?????

114. ## Math

Eli can’t see why a size transformation preserves orientation, but a similitude does not. How could you help him understand this concept?

115. ## PHYSICS(HELP!!)

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

116. ## Englis

Use a joining word to combine the simple sentences to make a compound sentence. 1/ Jack and the Beanstalk" is a fable. It is very famous. 2/ the beanstalk grew into the sky . Jack climbed it anyway. 3/ Jack climbed the beanstalk . He found a pot of gold.

117. ## Math (logs)

In x = -3 find x. I worked it out like this e^inx= e^-3 then I got x = 1/e^3. Is that correct?

118. ## physics Classical Mechanics

Hi, Greco. I am using the following formula to solve Ballistic Missile: sqrt(5*G*m_1/4*r_1). Given the following: m_1=5*10^24kg; r_1=6000;alpha=30 degrees;r_2=(5/2)r_1; G= 6.674*10^-11kg/m^3s^-2. I thought I did it correctly using the proper formula. My

119. ## Chemistry

How do I balance this chemical reaction? __K + __CaBr2 → __KBr + __Ca

120. ## PHI 103

A person who is shown his or her argument commits a fallacy should A. run screaming from the room. B. argue louder. C. add another fallacy. D. revise the argument.

121. ## Math

1/3 - x + 5/3 = x-4 How do I do this ?

123. ## physics Classical Mechanics

Consider a rocket in space that ejects burned fuel at a speed of vex= 1.5 km/s with respect to the rocket. The rocket burns 8 % of its mass in 280 s (assume the burn rate is constant). (a) What is the speed v of the rocket after a burn time of 140.0 s?

124. ## other

he HIM department listed the following LOS data for the longest admissions for the month of September. What LOS is the 90th percentile? 43, 45, 54, 55, 59, 60, 62, 64, 66, 67, 67, 68, 68, 69, 70, 70, 71, 72, 74, 75

125. ## physics I'M STUCK PZL HELP

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

126. ## PHI 103

If an argument does not commit a fallacy, it is A.necessarily valid. B.necessarily sound. C.Not enough information to determine D.Both A and B

127. ## Pre calculus

Why is it dangerous to use the law of sines to find an angle but is not dangerous to use the law of cosines? Please explain this thoroughly.

128. ## Health (Ms. Sue)

"Juan was a successful architectural engineer in San Francisco, California. He had two children and a wife. At age 42, he finally quit his smoking habit, which he started when he was 18. He began to jog every day and completed a marathon on his 45th

129. ## law

can someone help me find the information I need for this question please. What are the theoretical and practical problems with the comprehensive punishment system Morris and Tonry propose?

130. ## Math

When will they meet? Given that... student A : started driving at 9hr at 3mi/hr student B: started driving at 9hr25min at 2mi/hr

131. ## Math

If a scale factor is 1 in = 5 miles how wideis the national park that is 8 inches. My answer is1.5 miles ami correct thanks

132. ## PHYSICS URGENT DR BOB

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=

133. ## medical coding

A patient is admitted to the hospital for chest pains due to tachycardia. While in the hospital, the patient was also treated for type 1 diabetes. Upon further review, the coder noted that the documentation and ekg didn, t provide further evidence of the

134. ## Acid/Base Chemistry

A 497 mL sample of 0.9960 M HI is mixed with 443 mL sample of KOH (which has a pH of 13.51). What is the pH of the resulting solution? What are the steps to solving this problem? I think you need to find the concentration of OH by taking 10^-pOH, and then

135. ## Chemistry(DrBob222)

for a thermodynamics lab, I have to graph the ln K vs. 1/T, so does the ln K go on the y-axis and the 1/T go on the x-axis?

136. ## Statistics

Suppose that you visit Shire, and find that 28% of Hobbits believe in the existence of Elves, 16% believe in the existence of Ents, and 9% believe in the existence of both Elves and Ents. You come across a Hobbit: i) What is the probability that he will

137. ## Trigonometry

complex numbers

138. ## Planets Direction

Which direction do the planets revolve around the Sun and rotate around there axis? clockwise or counterclockwise

139. ## math

The number of square units in the area of circle P is equal to the number of units in the circumference of circle P. Assuming that the diameter of the circle must be greater than P, what is the radius of circle P ? a. 2 b. 2 pi c. 4 d. 4 pi e. cannot be

140. ## Math Quick Question

If I speak to someone from 12:30pm until 1:15pm then than that means I spoke to that person for an hour and 45 minutes right?

141. ## Trigonometry

different rose curve names?

142. ## Latin America/North America

The alternative for America agreement of the early 2000s is primary aimed to

143. ## physics

Suppose you are on a spaceship of speed 0.8c and you flew horizontally above a circular stadium of radius 1km.what would be your calculated area of that stadium?

144. ## physics(URGENT!!!!!)

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m=