1. science

    an astronaut in space vehicle traveling from earth to the moon is in potential danger of being harmed by the sun's ultraviolet radiation.

    asked by cynthia on January 24, 2011
  2. Psychology

    Explain how even though images appear on the retina in two-dimensional space, we are able to perceive objects in three-dimensions ====== can someone answer this please? or give me an idea of this question? thanks

    asked by SIST on February 16, 2012
  3. science

    two spheres carrying charge q are hanging from a same point of suspension with the help of threads of length 1 m in a space free from gravity . the distance between them is?

    asked by Juli on July 9, 2012
  4. physical science

    Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350km?

    asked by zina on October 2, 2015
  5. Science

    How many minutes are required for a radio signal to travel from Earth to a space station on Mars if Mare is 7.83 x 10 to the 7th power km?

    asked by Margaret on October 8, 2012
  6. Physics

    An austronaut orbits the Earth in the space shuttle, in one complete orbit, is the magnitude of thr displacement the same as the distance traveled?

    asked by Ashley on September 8, 2011
  7. Physics

    Suppose the surface (radius = r) of the space station in the figure is rotating at 38.6 m/s. What must be the value of r for the astronauts to weigh one-half of their earth-weight?

    asked by Don on November 7, 2012
  8. LA- Grade 9

    "Something invisible, seeking shelter from the cruel and pitiless vacuum of space." Is an example of: a. metaphor b. personification c. symbolism d. hyperbole Your help is much appreciated !!

    asked by Maddison on June 17, 2011
  9. Physics

    Suppose the surface (radius = r) of the space station in the figure is rotating at 38.6 m/s. What must be the value of r for the astronauts to weigh one-half of their earth-weight?

    asked by Anonymous on November 7, 2012
  10. Physics

    Which electromagnetic radiation can be used in space to detect low temperatures? Gamma Rays Infra Red Ultra Violet Or any of the others?

    asked by Jim on November 16, 2011
  11. Political Studies

    Hi. I kinda need some help. I need some against points on the topic "That Australia should have a space program" I have already looked at the other posts but I still need more. Oh and any Ideas for a possible split? Thanks in advance Minnie

    asked by Minerva Wisdom on February 28, 2009
  12. DVC

    use the inverse square law to show that in space shuttle territory, 200 kilometers above 94 percent of that at earths surface??

    asked by Anonymous on March 1, 2013
  13. Music

    3. Middle C and the D next to it is one step. -True? 10. A sharp written before an F on a staff applies to a. F and G b. All F's on that one line or space in that measure c. Only that note d. Always two notes C?

    asked by mysterychicen on May 9, 2013
  14. biology

    Economists were thinking that if the human population grew unchecked, there wouldn’t be enough living space and food for everyone. What was Malthus’ conclusions?

    asked by Ariel on March 25, 2015
  15. social studies

    Where can I find facts about: *Johnson Space Center aka NASA [Houston] *Grand Canyon *Statue of Liberty

    asked by liz on December 14, 2011
  16. Social Studies

    A shopper choosing a new oven for his home would likely make a decision based on a scarcity of which of the following? a) money b) time c) stores d) space I think it is d.

    asked by Anonymous on September 5, 2013
  17. Science

    List at least three atmospheric properties that might change as you traveled from the Earth's surface to space. Temperature, gases, air pollutants?

    asked by Anonymous on February 5, 2016
  18. Math

    How many bricks of size 20cm×10cm×5cm are required to Build the wall leaving 10%of the space for the cement work?

    asked by Isha on November 30, 2016
  19. Physic

    1.What is responsible for the __ g, we experience on the surface of the Earth? 2.Why do astronauts feel weightless in space shuttles? 3. Where in the body do we sense rotation?

    asked by Soul on November 30, 2018
  20. Science

    Which electromagnetic radiation can be used in space to detect low temperatures? Gamma Rays Infra Red Ultra Violet Or any of the others?

    asked by Jim on November 16, 2011
  21. history

    A shopper choosing a new oven for his home would likely make a decision based on a scarcity of which of the following? a) money b) time c) stores d) space I think it is d.

    asked by HELPWITHMYCONNEXUSLESSON on March 16, 2017
  22. math

    A trigonmetric polynomial of order n is t(x) = c0 + c1 * cos x + c2 * cos 2x + ... + cn * cos nx + d1 * sin x + d2 * sin 2x + ... + dn * sin nx The output vector space of such a function has the vector basis: { 1, cos x, cos 2x, ..., cos nx, sin x, sin 2x,

    asked by mathstudent on January 16, 2008
  23. Chemistry

    1) The rate expression for the reaction 2 SO2 + O --> 2 SO3 is given by rate = k [SO2]2[O2]. The overall order of this reaction is: first order 2)The rate reaction between A and B is expressed as rate = k [A][B]. To produce the greatest increase in the

    asked by Anonymous on December 23, 2007
  24. home insurance

    the type of life insurance often used as mortagage insurance is: A.decreasing term B.universal life C.whole life D.homeowners insurance i got B

    asked by Ciara on October 16, 2011
  25. chemistry

    Consider the reaction: A + B −> C If it is 2nd order in A and 0 order in B, a plot of [B]−1 vs time will be... a. linear and negative b. exponential and negative c. linear and positive d. equal to zero e. exponential and positive

    asked by Eddy on April 6, 2011
  26. Science

    Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain (see page 79 in the Laboratory Manual). The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of the parcel is 3000 feet.

    asked by Sandra on June 5, 2012
  27. programming

    How to work this programming problem- Write a program that allows the user to input a total dollar amount for an online shopping order and computers and outputs the shipping cost based on the following schedule Order total Ship within USA Ship to Canada

    asked by Bettie on February 16, 2012
  28. statistics/please check calculations

    questions reads as follows: sat scores around the nation tends to have a mean score around 500, a standard deviation of 100 points and are approximately normal distribution. a person who scores 600 on the sat has approximately what percentile rank within

    asked by mary on October 16, 2010
  29. science

    Analysis of forelimb anatomy of humans, bats, and whales shows that humans and bats have fairly similar skeletal structures, while whales have diverged considerably in the shapes and proportions of their bones. However, analysis of several genes in these

    asked by l on September 9, 2012
  30. Physics

    A team is chosen to design an orbiting space station that is shaped like a wheel 5o meters in diameter with is mass of 4*10^5 kg contained in the rim portion of the wheel. The space station will rotate at a rate such that a person working in the wheel will

    asked by Malcom on April 23, 2009
  31. Science 7R - Worksheet (Q5)

    ********* Sorry I post too much question but these are the questions I'm having trouble with, the other questions on my science worksheet i done it by myself This is the last one I need help with and that's it E. How is the structure of a bone related to

    asked by Laruen on April 22, 2012
  32. Project management

    work breakdown structure deliverables are ignored and replaced with activities or tasks that have been grouped in phases True or false? ****(False)

    asked by Patti on April 6, 2014
  33. ela

    I have to write a sentence with a polysyndenton sentence structure; is this an example of one? ex: I was stressed because the teacher inundated me with many projects and homework and classwork and materials

    asked by ally on March 5, 2015
  34. chemistry

    Higher melting point between X-COOH and X-OH, which is higher? Both have hydrogen bonding, but not really sure. Does it deal with resonance structure of the conjugate base?

    asked by Jay111 on November 28, 2008
  35. biology

    A plant is placed in bright sunlight. After a few hours, one of its leaves is stained with iodine solution. Which structure will be stained blue/black?

    asked by Al on December 8, 2008
  36. Government

    Use what you've learned about the structure of Russia's government and the power of its branches to describe how public policy is created in Russia today

    asked by Teezy on May 18, 2017
  37. government

    the federal bureaucracy is a. all the agencies, people, and procedures through which the federal government operates b. hierarchical in structure c. headed by the president d. all of the above d

    asked by jere on January 16, 2008
  38. business

    What cues might a manager have that suggest there is a problem with the design of an organization? Is changing an existing organization a different task from designing a new structure?

    asked by Anonymous on June 21, 2010
  39. Geography

    I don't get any of it! Assume that a parcel of air is forced to rise up and over a 6000-foot-high mountain (see page 79 in the Laboratory Manual). The initial temperature of the parcel at sea level is 76.5°F, and the lifting condensation level (LCL) of

    asked by CNM on July 15, 2013
  40. 5th Grade Math

    Complete each pattern: 25,_____61,_____ We are thinking 43 and 80 since you can count up and down by even and odd. 64,_____,_____,_____,32 This one is no clue 25,43,61,80 YOUR RIGHT ABOUT THIS ONE 32,40,48,56,64 YOU GET THE ANSWER BY MULT BY 8'S Thank you

    asked by Trudy & Mark on October 5, 2006
  41. calculus

    y=5/x-3 find the zeros,relative min and max.the max and min find the intervals on which yis positive or negative. on which y is decreasing.intervals y concave up or down.points of inflections

    asked by donna on December 19, 2008
  42. math

    Two sides of a triangle have lengths 15 m and 18 m. The angle between them is decreasing at a rate of 0.08 rad/s. Find the rate at which the area of the triangle is changing when the angle between the sides of fixed length is 120°.

    asked by christina on October 20, 2013
  43. Electrochemistry

    In lab, we did an experiment with electrochemical cells with solutions of ZnSO4, CuSO4, Al2(SO4)3 and MgSO4 and their respective metal electrodes. There are a couple of post-lab questions that I'm not sure about: (1) Summarize Part A with a data table

    asked by Donna on May 16, 2008
  44. Chemistry

    biochemists consider the citric acid cycle to be the central reaction sequence in metabolism. One of the key steps is an oxidation catalyzed by the enzyme isocitrate dehydrogenase and the oxidizing agent NAD+. Under certain conditions, the reaction in

    asked by Lety on June 19, 2014
  45. Human Resources

    Which of the following is a correct statement about dejobbing? A. Dejobbing involves viewing organizations as a field of work to be done .B. Dejobbing involves the downsizing or elimination of jobs .C. Dejobbing involves emphasizing on detailed job

    asked by Paul P on November 13, 2015
  46. Chemistry

    At a given temperature, a first-order reaction has a rate constant of 3.5 ´ 10–3 s–1. How long will it take for the reaction to be 24% complete? A chemical reaction that is first-order in X is observed to have a rate constant of 2.20 ´ 10–2 s–1.

    asked by Juli on November 17, 2014
  47. Biology

    Rank the following from most acidic to least acidic. sample pH bleach 12.5 coffee 4.2 rainwater 5.4 soap 10.1 My answer: Bleach, Soap, Rainwater,Coffee Is that right?

    asked by Anonymous on December 17, 2015
  48. Accounting

    On January 1, 2009, Sweetwater Furniture Company leased office space under a 21-year operating lease agreement. The contract calls for annual rent payments on December 31 of each year. The payments are $11,000 the first year and increase by $600 per year.

    asked by Anoymous on March 8, 2010
  49. Help -Social Impact of Technology

    Respecting energy, in Leslie White’s formula, E=P*T, “T” stands for: A. the measure of energy efficiency. B. the sum of energy produced. C. energy production per capita. D. a measure of energy dissipation per capita. An:D

    asked by Angela on January 29, 2017
  50. Chemistry

    For the reaction of nitric oxide, NO with chlorine Cl2 2NO(g) + Cl2(g)--> 2NOCl(g) the observed rate law is k[NO]^2 [Cl2] what is the reaction order with respect to nirtic oxide? with respect to Cl2? What is the overal order? how

    asked by Lauren on February 17, 2008
  51. Chem.

    Convert 512 ft to km. Anyone know how to do this, please? There are 3281 feet/km. In order to get it in km, you have to divide... 512/3281 = Thank you! yo this is fo reak dawg 512ft(1km/3218ft) ft cancel eachother out n u are left with km .15605km

    asked by Frank on October 22, 2006
  52. chemistry

    Consider the combustion of glucose: C6H12O6(s) + 6O2(g) 6CO2(g) + 6H2O(g) H = −3 kJ/mol Which condition I) Adding more carbon dioxide; II) Performing the reaction in a hotter environment; III) Decreasing the pressure of the system; IV) Adding a reagent

    asked by luke on April 3, 2012
  53. Music Literacy

    I have trouble writing out the second and third order of literacy for each song Basically I have trouble grasping musical notation. I have an example of how this should be done here: img262.imageshack.us/img262/7977/img020qa3.jpg Could you help me out and

    asked by Danny on February 18, 2009
  54. chemistry

    The units of a rate constant for zero, first and second order reactions are given in the textbook. If the time units are minutes, what would you expect the units to be for a third order reaction? a. 1/min3 b. mol2/L2-min c. L/mol-min2 d. L2/mol2-min e.

    asked by senior pup on February 17, 2012
  55. calculus

    You are letting the air out of a hot air balloon at a steady rate. The volume of the balloon is decreasing at the rate of 10pi m^3/min when the diameter is 45 meters. At what rate is the radius of the balloon changing? I need help! How do I solve this

    asked by Anonymous on November 18, 2007
  56. Physics

    Which one of the following actions would make the maxima in the interference pattern from a grating move closer together? Decreasing the frequency of the laser. Increasing the frequency of the laser. Increasing the number of lines per length. Increasing

    asked by Mary on August 7, 2015
  57. Chemistry

    Which of the following molecules are linear? BF3 HN3 COS NH3 O3 SiF4 AsH3 SO2 C2H2 PF3 CF4 H2O SO3 HCN N2O H2S CS2 After drawing out all the lewis structures, and using VSPER theory, I found: COS, C2H2, CS2, HCN to be linear. Am I right/missing any?

    asked by Jon on December 6, 2010
  58. science

    Arrange the amount of momentum of these objects from the most momentum to the least momentum. When placing the objects in the correct order, record the value of their momentum. 1. A 0.4 kg baseball thrown by a major league pitcher at 120 m/s. 48kg*m/s 2. A

    asked by please help(: on October 28, 2009
  59. science

    ogranelle that modifies,packages and transport material out of the cell describes an organism that can exist onlly as a group of cells one of the structures a cell uses t o live ,grow and reproduce Why have you posted all these questions under different

    asked by ruth on August 19, 2007
  60. Chemistry(Please check)

    A reaction has a rate law, rate = k times A times B squared. What is the overall order of the reaction. I think that the order is 0. Is this correct?

    asked by Hannah on February 19, 2012
  61. Chemistry

    Under the correct conditions, the element molybdenum emits X-rays with a characteristic wavelength of 0.711A (7.11*10^-11m). These X-rays are used in diffraction experiments to determine molecular structures. How fast does an electron need to be moving to

    asked by C. on November 14, 2009
  62. statistics

    17. All three‐digit numbers that can be formed using the digits 1, 2, 3, 4, and 5 without repeating the digits are (a) 50. (b) 60. (c) 15. (d) 71. 18. One of the counting rules used to determine the total number of possible outcomes for experiments in

    asked by meri on June 30, 2015
  63. Poetry

    This is my poem. :P Does it fit into the theme of loneliness? Loneliness Never Sleeps. I scream, call for help, my lungs frozen in ice I can't breathe, I'm alone, my screams don't suffice My heart pounding hard, wishing someone would hear I begin to taste

    asked by Izzy on October 20, 2011
  64. Calculus

    A water tank is made by rotating f(x)=2^x-1 between [0,2] about the y-axis. The water tank is initially full, when a hole is opened at the bottom tip so that the water drains at a rate of 4 unit^3/second. How fast is the height of the water decreasing when

    asked by Henry on January 8, 2016
  65. English

    I got the question on corruption in the play hamlet for homework. I wonder should I focus on the Danish court in general (for example the way Hamlet refers to the world around him as 'an unweeded garden' or containing 'things rank and gross in nature', the

    asked by Viola on May 31, 2011
  66. chemistry

    Choose the correct integrated rate law for each reaction order.? Choose the correct integrated rate law for each reaction order. Reaction Order Answer zero ____ first _____ second _____ a. l/[A]t = kt + l[A]0 b. log[A]t = kt +log[A]0 c. ln[A]t = �kt +

    asked by Amy on May 15, 2008
  67. economics

    if production is Q=(a^c) min(K,L) where a>0, c>1, price of capital(r)=£10 and price of labour (w)= £10 what is the optimal combination of capital and labour? does the production have increasing/constant/decreasing returns to scale?

    asked by latecia on November 26, 2009
  68. Early education

    The child who thoughtfully pauses before answering may be displaying decreasing impulsivity. I think True for the correct answer It is all right for a teacher to answer a child’s question with a question. I think true for this one too.

    asked by Patrick on October 22, 2018
  69. Algebra/geometry

    a rectangle has a width of 4 cm less than it's length. if a new rectangle is formed by increasing the width 5 cm and decreasing the length 3 cm, the area of this resulting rectangle is 177 cm squared. what are the dimensions of the original rectangle?

    asked by Bill on March 6, 2011
  70. Science

    why would a DNA structure in which each base type could form hydrogen bonds with any of the other 3 base types not produce a molecule that could be replicated easily?.

    asked by Linda on September 5, 2017
  71. Social Studies

    What was the basic economic structure established by England? import/export economy? mercantilism? market economy? capitalism?*** Am I wrong?

    asked by Ally on September 21, 2016
  72. Economics

    1.) How do producers use market research to help maximize profits? 2.) Give two examples of companies that are characterized by a monopolstic competition market structure.

    asked by Chrissy on March 19, 2007
  73. Math

    Fiona is purchasing a condominium and is financing $305,000 with a 30-year 5/1 ARM at 4.65% with a 1/12 cap structure. What will her payments be at the beginning of year 6?

    asked by |-/ on January 17, 2019
  74. Chemistry

    Draw the Lewis Structure of CH3NCS including all resonance forms. Assign formal charges. Do not include resonance arrows.

    asked by Raeann on December 11, 2016
  75. biology

    do you have basic cell structure typical plant vs animal cells organelles- stucture and function DNA DNA replication

    asked by kate on November 23, 2009
  76. English(Grammar)

    Why do the presidents use balanced parallel structure in their speeches( esp. inaugration speeches)? "The answer should not be to make their speech interesting" Plz help!

    asked by Anonymous on October 14, 2008
  77. Chemistry

    What is a glucose molecule structure made up of? Is it: oxygen, hydroxl ions, hydrogen ions, and carbon bonds? I'm not good at this, is this even close to being right?

    asked by Lex on March 22, 2012
  78. English

    Leaving Home(the play)proves that the family structure is by far the greatest cause of people's social dysfunctioning. say why you agree or do not agree with this statement.

    asked by David on November 11, 2008
  79. social studies

    1.Which social class was at the top of the Aztec empire's class structure? A. commoners B. slaves C. nobles------- D. serfs Ms.Sue an you see if my answer is right?

    asked by lily on November 11, 2018
  80. Management 330

    Please can you recommend two strategies that organizational managers and leaders can use to create and maintain a healthy organizational structure. 2.Differentiate between Management and Leadership. Thank you

    asked by Maria on March 12, 2008
  81. earth science

    What are two lines of evidence that indicate that earth is rotating? What is the motion of the stars at night? What does the Sun do in the day? i want to seach features of the earth in its inner structure

    asked by steph on August 30, 2006
  82. O-CHEM

    Hexanoic acid (structure below to my best ability) is only slightly soluble in water but is readily soluble (with stirring and shaking) in both 0.6 M NaHCO3 and 2.5 M NaOH. O || /\/\/ \ OH

    asked by Nina on February 3, 2009
  83. statistics

    sat scores around the nation tend to have a mean score of about 500, a standard deviation of 100 points and are approximately normal distribution. a person who score 600 on the sat has approximately what percentile rank within the population? show all

    asked by mary on October 16, 2010

    In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle?_____J (b) Find the thermal efficiency of the engine.____%

    asked by Ame on November 29, 2012
  85. Chemistry

    A reaction is first order and it takes 324 minutes for the reaction to be 50.0% complete. How long will it take for the reaction to be 85.0% complete at the same temperature? 2. N2O5 decomposes to N2O4 and O2 and the reaction is first order in N2O5 with a

    asked by Lin on July 17, 2010
  86. Social Studies

    1) What statement best describes Yokohama? A) Yokohama is an ancient political center B) Yokohama is a rural farming village C) Yokohama is a large, crowded city D) Yokohama is an important mining town 2) What describes a difference between life in japan

    asked by Sammy on March 1, 2016
  87. Biology { PLEASE HELP :D }

    From an ATP production viewpoint, use fact B to make a statement regarding the efficiency of fats vs. carbs. Fact b - Carbs bind and store water. The metabolism of water yields no ATP. Fat has no water bound to it.

    asked by Emily on March 25, 2013
  88. 8th grade math

    Albert has a home screen printing business. He has designed a bracelet and T‑shirt for St. Patrick’s Day which both use a special ink, available for a limited time from his supplier. Albert has already begun taking and fulfilling orders for

    asked by Anonymous on March 17, 2011
  89. Biology Help

    how does the structure of a cellulose molecule relates to the molecule’s function?

    asked by Sara on October 16, 2014
  90. science

    how does the structure of DNA help account for the way in wich DNA copies itself

    asked by tommy on January 4, 2009
  91. MGM255

    I need two types of organizational theory? An organizational structure with a diagram?

    asked by Jos on August 7, 2011
  92. proposal writing for high school english

    how to write a proposal in brief for a 10 marks question? What structure should be followed for just 10 marks?

    asked by neha on September 30, 2013
  93. Chemistry

    Is benzil soluble in NaOH? Looking at the structure of benzil it appears that it is.

    asked by Amphee on November 29, 2010
  94. Writing

    How does online classes and traditional education classes contain structure?

    asked by Adryan on October 11, 2011
  95. Physical Science

    Contrast the structure of table salt and table sugar.

    asked by Alyonka on January 3, 2012
  96. Science

    1.Why are there sutures on the human skull? What does this tell you about the actual structure of the skull?

    asked by Marisa on September 17, 2012
  97. English

    Which structure is correct? We won at/in that tournament. Are you participating at/in that tournament?

    asked by Anonymous on March 11, 2015
  98. math

    In your opinion, how is the order operation used to solve equation. exponets, groups, multiplication, division, addition, subtraction. This allowes you to get the same result every time..... I hope this helps :) I searched Google under the key words "math

    asked by cheryl on March 19, 2007
  99. Chemistry

    2A + 3B + C ⟶ D + E The rate constant for this reaction is 0.25, and the reaction is second order in A and is first order in B and C. Which option correctly gives the rate of the reaction if [A] is 0.4 M, [B] is 0.1 M and [C] is 0.2 M?

    asked by Summer on March 30, 2018
  100. math

    on a game board, landing on blue means to move ahead 1 space , landing on red means to move ahead 2 spaces, and landing on orange means to move back 1 space. if you took 30 spins about where would you expect to be on the game board, relative to where you

    asked by ciera on January 23, 2007