1. Science - please please help

    1. Explain why conduction, convection, and advection cannot occur in space. ^is it cause there is no gravity in space? 2. Does warm water rise or fall in cold water? Explain why this happens. 3. Explain why rocks and soil are poor heat sinks. Thanks in
  2. Geometry

    Which of the following statements from Euclidean geometry is also true of spherical geometry? a. A line has infinite length. b. Two intersecting lines divide the plane into four regions. c. Two perpendicular lines create four right angles. d. The
  3. Algebra

    Which of the following statements from Euclidean geometry is also true of spherical geometry? A) A line has infinite length. B) Two intersecting lines divide the plane into four regions. C) Two perpendicular lines create four right angles. D)The
  4. Science

    I'm trying to figure out the ratio of floor to window space needed for passive solar heating...some sources say windows should be equivalent to 8% of the floorspace, others 80%? What do you think is the most realistic?
  5. Life orientation

    In 10-15 lines critically discuss 5 ways in which land pollution impacts on the community.Provide relevant sources to support your claims.
  6. SCIENCE

    Conservation of natural resources could include- A. the use of more renewable sources of energy B. cutting down on the use of fossil fuels C. replacing soil and planting trees D. all of the above
  7. Social Studies Help NEede!

    Was Christopher Columbus a hero or a villian? [I suggest thinking and going online to find sources that will tell you more about the ambitious leader! You'll be surprised!]
  8. life oriantation

    in 10-15 lines critically discuss 10 ways in which the teenage pregnancy impact on the community.provide relevant sources to support your claims
  9. life orientation

    critically discuss 5 ways in which the human or environmental problem impacts on the community.provide relevent sources to support your claims
  10. Life orientation

    In 10-15 critically discuss 5 ways in which the human or enviromental problem impacts on the community.provide relevent sources to support your claims
  11. life orientation

    in 10-15 lines critically discuss 5 ways in which the human problem impact on the community.provide relevant sources to support your claims.
  12. Science (please help)

    Review Ch. 10 and 11 of your text, then complete the following: Provide at least three freshwater and three ocean water resource challenges by filling in the following table. I have each of the three sources but I am unsure what they mean by "description"
  13. PHYSICAL SCIENCE QUESTION PLEASE I NEED YOUR HELP!

    What is common to all light sources, including incandescent, fluorescent, neon, halogen, laser, and sodium-vapor devices? Thank You I really appreciate your help! :3
  14. geography 10th grade

    Major sources of income for the Mexican economy include all of the following except; a. agriculture. b. tourism. c.the technology industry. d.petroleum extraction
  15. life orientaition

    critically discuss 5 ways in which the human or environmental problems impacts on the community .provide relevent sources to support your claims
  16. Life orientation

    In 10 to 15 lines critically discuss 5 ways in which human or environmental problem impact on the community.Provide relevant sources to support
  17. social studies

    In 10-15 lines critically discuss 5 ways in which HIV/AIDS impacts on the environment.Provide relevant sources to support your claim
  18. life orientation

    in 15 lines critically discuss 5 ways in which the substance abuse impacts on the community. Provide relevant sources to support your claims.
  19. life orientation

    in 10-15 lines critically discuss 5ways in which the human problem impacts on the community. provide relevant sources t support your claims
  20. Life Orientation

    In 10-15 lines critically discuss 5 ways in which HIV/AIDS impacts on the community.Provide relevant sources to support your claims
  21. Life orientation

    In 10-15 lines critically discuss 5 ways in which the Environment problem impacts on the community.provide relevent sources to support your claims.
  22. 12th grade

    In 10-15 lines critically discuss 5 ways in which the environmental problem impacts on the community. provide relevant sources to support your claims.
  23. GRADE 12

    IN 10-15 LINES CRITICALLY DISCUSS 5 WAYS IN WHICH THE HUMAN OR ENVIRONMENTAL PROBLEM IMPARTS ON THE COMMUNITY .PROVIDE RELEVANT SOURCES TO SUPPORT YOUR CLAIMS
  24. European History

    Hi I just wanted to know if there is any evidence that Stalin used the fear/hatred of Kulaks to eradicate other political and social opponants... Thanks ps. If you could include any sources to support this it would REALLY help
  25. Life Orientation

    In 10-15 lines critically discuss 5 ways in which hiv & aids impacts on the community. Provide relevant sources to support your claim..
  26. Life orientation

    In 10-15 lines critically discuss 5 ways in which the human or envirmnmental problem on the community.provide relevant sources to support the claims.
  27. Life orintation

    In 10-15 lines critically discuss five ways in which crisis and disasters impacts on the community.and also provide relavant sources to support your claims
  28. Inclusive Language—Quoting from Biased Sources

    The law from the 1800s mandated that men could buy alcohol and cigarettes only from a state store. What is your question here? ??
  29. Life orientation

    5 ways in which the human or environmental problem impact lack of infrastructure on the community.provide relevant sources to support your claims.
  30. Life orientation

    In 10-15 lines critically discuss 5 ways in which the human or environmental problem on the community.provide relevant sources to support your claims.
  31. Math Help!

    Find 21/25 of $27,000 A:$32,140 B:$5,670 C:$22,680 D:$23,760 Could you explain how it is C?? A new law requires that 12% of an individual's income be invested in the stock market. Your accounts show that you need to put $420 in the stock market this year.
  32. Math

    The diameter of circle C is 18 cm. mAD is 60°. Answer the following: a) Find m<DAB.Explain. b) Find <mDBA. Explain. c) Find m<BDA. Explain. d) Find the length L of AD.
  33. business management

    Today, many organizations and managers face new challenges everyday. One critical aspect of the challenges that managers lack in is within the planning stage. You have been asked by your manager to conduct a preliminary search of recommending the two most
  34. Ap History

    Hi i had these questions wrong :/ The North and South held different views toward slavery in 1850. What were they? a) The North believed in a free labor system and the South believed in a slave labor system. b)The South believed that black people were
  35. Primary Auditory Cortex (Psych)

    In lecture the prof says A1 and primary visual cortex interchangeably. Are they the two just different ways of referring to the same thing or is A1 a specific regions in the primary auditory cortex?
  36. languages

    Complete the following matrix. For each body system, identify which body approach(es) might best be used to organize information. Choose only from the following approaches: microscopic-to-macroscopic, body directions and planes, body cavities, and
  37. Math

    The El Paso Middle School girls' basketball team is going from El Paso to San Antonio for the Texas state championship game. The trip will be 560 miles. Their bus travels at an average of 60 miles per hour. Estimate the distance the bus travels in 2 hours.
  38. Geography

    21. How is Western Europe able to provide food for its dense population? a. The region imports most of its food supply b. Large, densely populated agricultural regions harvest crops year-round c. Sophisticated farming methods are used to produce high crop
  39. electronic,physical,science

    A circuit that combines two or more signals is called a mixer. In this lab, your goal is to build a mixer that combines the signals generated by two voltage sources, V1 and V2, where: V1 is a 1 kHz square wave that varies between 0V and +1V, and V2 is a 5
  40. statistics

    The Economic Policy Institute periodically issues reports on wages of entry level workers. The Institute reported that entry level wages for male college graduates were $21.68 per hour and for female college graduates were $18.80 per hour in 2011 (Economic
  41. Math

    Two airplanes leave Dallas, Texas traveling in opposite directions. One is traveling 28 mph faster than the other airplane. How fast is the faster airplane traveling if the two airplanes are 2,320 miles apart after 2 hours and 30 minutes?
  42. TX History

    Which tactical mistake by Santa Anna gave the Texans a major geographic advantage just before Sam Houston had his men begin their attack ? a) He decided to take no prisoners of war b) He split his large army into five columns c) He tried to capture the
  43. Management

    The administrator of the Life-Time Insurance Com¬pany HMO, Ms. Taylor, was anxious to solve poten-tial problems before their new clinic opened in Austin, Texas. In Buffalo, New York, where the original clinic is located, the pharmacy had been extremely
  44. HELP!

    What caused states to demand a constitutional Convention and explain why? What three issues caused the most conflict during the Constitutional Convention and why? How did the COnstitutional delegates solve these problems? Plese tell me good site and teach
  45. Annuities

    Vic French mad deposits of 5000 at the end of each quarter to book bank, which pays 8% intrest compounded quarterly. After 3 years, Victor made no more deposits. What will be the balance in the account 2 years after the last deposit? I do not understand
  46. Algebra

    The state of Texas has anarea of approximately 266,806 squaremiles. Its area is approximately 220times the area of the state of RhodeIsland. What is the area of Rhode Island? How would you put this into a algebra expession as well?
  47. business management & leadership

    Today, many organizations and managers face new challenges everyday. One critical aspect of the challenges that managers lack in is within the planning stage. You have been asked by your manager to conduct a preliminary search of recommending the two most
  48. Chemistry

    1) it is found that .30 M solutions of the three shots Na3X, Na2Y and NaZ have pH's of 8.5, 7.0 and 10.5 not necessarily in order. (X,Y, and Z AE anions. Na is sodium ion) A) explain how anions can act as bases in aqueous solution. Write a chemical
  49. Math

    a net for each three dimensional figure would always have six congruent rectangular regions A. triangular prism b. rectangular pyramid c. hexagonal pyramid d. hexagonal prism
  50. economic

    A detailed explanation with graphs of how the price of milk would have been determine in the abstance of government involvement in the market?
  51. life orientation

    Evaluate the physical social & economic consequences on Jacob Zuma regard to Nkandla
  52. maths literacy,business studies, tourism, economic

    which career can I study with this subjects after grade12...... <3 heeeeeeeeeeeeelp!
  53. economics

    discuss tourism as a factor facing obstacles to contributing towards economic development in south africa
  54. life orientatio

    The physical, social and economic consequences of president Jacob Zuma's corruption and fraud
  55. world history

    Describe the economic, political, social, and cultural problems faced by the new nations of Africa?
  56. social studies

    in what economic sector is a migrant worker most likly to find work in arbia and iraq?
  57. ap us history

    list ten political and economic reforms the Populists proposed in their platform during the populist movement
  58. north america

    How else would have the Anglo-Americans developed economically and politically avoiding their current economic stability?
  59. Cultural Diversity

    I need to know what the linguistic, political, social, economic, religious, and family convention is of Mexican Americans?
  60. Homework

    1. What economic, social, and political forces have made employee training even more important today than it was in the past?
  61. Social Studies

    Compare and contrast the economic theory of communism to the US Capitalism and Free Market System.
  62. Social Studies

    The _____ fur trade dominated economic interests in early Canadian history. _ E _ _ _ _
  63. economics

    when voluntary exchanges in the markets determine decisions on production and consumption, the society's economic system is a?
  64. government

    Without our two great political parties cutting across economic and geographic interests,can democracy as we know it have been made to function?
  65. malenga high

    L.o direct impact to which bad road use has on physical.social.emotional and economic aspects
  66. 12th grade Economics

    Describe the automotive Industry- How does the company answer the basic economic questions?
  67. Social Studies

    1. Which of the following are possible ways to denote a region? A. economic opportunities B. Phyiscal location C. population demographicts D. All of the Above I think D.
  68. Transportation

    What forms of economic regulation are imposed upon international air and water carriers by the United States?
  69. Economic

    Who has an unlimited checking account with the US Treasurer that enables them to write all the checks they want without regard to having funds in the bank?
  70. ap history

    how did changes in the size and character of the population affect American social and economic life from 1790 to 1860?
  71. Economic

    A detailed explanation ,with graphs, of how the price of milk would've been determined in the absence of government involvement in the market
  72. managerial economics

    Can anyone give me an economic view on the Sprint move back to the Kansas City area.
  73. Science economic

    Cesium 138 has a half life equal to 32.2 minutes. how long will it take for 2/4 of this sample to decay
  74. Social Studies

    what economic opportunities drew large numbers of people to the West beginning in the 1860s?
  75. Eth 125

    identifying the linguistic, political, social, economic, religious, and familial conventions and /or statuses of four
  76. APUSH

    Asses the Validity of the fallowing statement: "Reconstruction failed to bring economic success to former slaves."
  77. Social Studies

    Is price stability a goal the Federal Government seeks to achieve in the economic realm.
  78. Life orientations

    What are the negative impacts of risk behaviors on, social, economic, physical and emotional mental
  79. World History

    describe three social or economic reforms between 1917 and the 1930s that were a result of the Mexican Revolution.
  80. social studies

    A prime minister is the leader of what type of region? A) climate B) cultural C) economic D) political
  81. home economics

    what type of economic activity is predominant in the deserts of north Africa and south Asia?
  82. History

    How did the expansion of the railroads during the post-Civil War period help to facilitate the economic growth of the nation?
  83. Economic

    Why demand is quoted history irrelevant for the management of raw materials and work-in-process inventories?
  84. geogerafy

    discuss the various levels of economic activities and how they are linked to the use of natural resources. Use examples to improve your answer.
  85. Economics

    If the economy is self-regulating, wouldn’t these scenarios represent correct and sequentially accurate economic explanation? 1)
  86. history

    The cities of New York, Baltimore, and Philadelphia began to become wealthy in the late-1600s because of what economic activity?
  87. History

    I need some help. Could you help me find some information on the similarities between the Early Northern and Southern Colonies when it came to Political, social and economic. Thanks.
  88. Life orientation

    Explaination on socio-economic factors that can influence your study choices and future career
  89. Canadian Pacific Railway

    How did the CPR & other railroads serve to increase economic growth in BC? All i can come up with is that they gathered tourists.
  90. economic

    Store managers must consider which of the following trait? A) Cultural style B) Age groups C) Income level D) All are correct
  91. Global Help!

    Describe social, political and economic aspects of spanish rule in the Americas. I cant find this answer anywhere help please!!
  92. MACROECONOMICS

    compare and contrast the Islamic perspective on consumption, investment and savings to conventional economic system?
  93. Math lit eng economic bs tour

    Traditional african marriage is an advantage for men only not women
  94. Global History

    How was the economic development of western Europe during the Cold War years similiar ro or different from that of Japan?
  95. government

    6th grader needs to answer question listing the benefits of the Hamiltonian economic plan in one paragraph. Help please!
  96. Economic

    A detailed explanation, with graphs of how the price of milk would have been determined in the absence of government involvement in market
  97. management

    Can someone help me find the information needed to answer this question? How is recent economic trends influencing merck
  98. 402 soc

    How does the political-economic system affect the problems related to the American economy and work?
  99. history

    what were the social, economic,and political variations between the north south and west on the eve of the civil war?
  100. AP World history

    What were the elements of the tang-Song economic prosperity? i looked in my book but I cannot find enough information. Please and Thank you.