Victoria

Most popular questions and responses by Victoria
  1. science

    which of earths spheres contains most of is mass ? a) atmosphere b) hydrosphere c) geosphere d) biosphere

    asked on November 10, 2013
  2. Life orientation

    Three examples of human rights violation or discrimination and give reasons for your choice

    asked on April 14, 2019
  3. science

    A geologists working in a national park finds a mineral he is carrying a kit that contains a penny, a hand lens, a piece of tile, a geologic hammer, and a jackknife. Describe how the geologists can use these items to determine some of the minerals

    asked on February 18, 2014
  4. science

    which type of eclipse would you expect to see if the moon passes directly between earth and the sun? a) a solar eclipse b) a lunar eclipse c) a total lunar eclipse d) a penumbra

    asked on October 30, 2013
  5. science

    erosion and weathering are examples of which type of forces ? a) constructive forces b) destructive forces c) gravitational forces d) inertia-related forces

    asked on November 11, 2013
  6. science

    which of the following statements best describes the biosphere? a) it is a mixture of gases that contain dust particles b)it contains earths metal core c) it contains all of earths water d) it it the part of earth that contains living organisms is it d ?

    asked on October 30, 2013
  7. science

    why do scientists use the international system of units(SI)? a) because the SI is based on the metric system b) because the tools scientists use only measures in SI units c) so they can communicate their results without confusion d) so all scientist are

    asked on October 26, 2013
  8. science

    Define the geological time scale and explain why geologists use it to show Earths History.

    asked on December 18, 2013
  9. science

    which of earths spheres contains mountains,valleys , and other landscapes ? a) atmosphere b) biosphere c) geosphere d) hydrosphere

    asked on November 5, 2013
  10. science

    How does a stars life begin ?

    asked on November 22, 2013
  11. science

    What are differences between spiral and elliptical galaxies?

    asked on December 1, 2013
  12. science

    Every year Eli and his family visit Great sand dunes desert in Colorado.Elliott notices that more dunes with varied shapes and sizes appear each year.Explain what causes phenomenon.

    asked on March 10, 2014
  13. science

    Explain what science is. Give an example of a type of scientist and what they study .

    asked on October 26, 2013
  14. science

    after six half-lives what percentage of a radioactive sample will remain? a) 0%-1% b) 1%-3% c) 3%-6% d) 6%-10%

    asked on December 9, 2013
  15. Chemistry

    Consider the following chemical equation: 2NO2-->N2O4 If 25.0mL of NO2 gas is completely converted to N2O4 gas under the same conditions, what volume will the N2O4 occupy?

    asked on July 2, 2010
  16. science

    1. Which of the following is evidence that groundwater cause erosion and deposition ? a) the formation of meanders b) the formation of large boulders in the desert c) the formation of alluvial fans d) the formation of stalagmites and stalactites in caverns

    asked on March 10, 2014
  17. science

    which of the following is the smallest conceivable amount of time that could pass between a lunar eclipse and a solar eclipse ? a) about 14 days b) about 28 days c) about 183 days d) about 365 days

    asked on November 13, 2013
  18. science

    Some constellations such as Ursa Minor, are visible in the sky year round other constellations appear for only part of the year.Explain why this happens.

    asked on November 22, 2013
  19. English

    In the odyssey Penelope best displays loyalty when she A) Weeps in her bed at night. B) Devises a plan to delay her marriage in Odysseus's absence. C) Finishes sewing a burial shroud for Odysseus's father. D) Announces that she will marry the winner of the

    asked on May 20, 2017
  20. world history

    What were the consequences for the Ottoman leaders responsible for the genocide? No trials were ever held to bring those responsible to justice. Three pashas were convicted in absentia and sentenced to death, but they fled to Germany. Ottoman leaders were

    asked on July 11, 2018
  21. science

    which of the following is a quantitative property of minerals ? a) cleavage b) hardness c) luster d) streak which of the following is not a characteristics of minerals ? a) occur in gaseous and liquid state b) formed by inorganic processes c) naturally

    asked on January 6, 2014
  22. General chemistry

    Many portable gas heaters and grills use propane, C3H8(g). Using enthalpies of formation, calculate the quantity of heat produced when 16.0g of propane is completely combusted in air under standard conditions. Assume that liquid water is forming.

    asked on October 16, 2013
  23. Math

    Deana invests some money that earns interest compounded annually. At the end of the first year, she earns $400 in interest. At the end of the second year, she earns $432 in interest. a) what interest rate, compounded annually, is deana earning? b) how much

    asked on May 13, 2014
  24. Physics

    An adult dolphin weighs around 1460 N. How fast must he be moving as he leaves the water vertically in order to jump to a height of 2.90 m? Ignore air resistance.

    asked on November 3, 2016
  25. Chemistry

    Under the appropriate conditions, NO forms NO2 and N2O: 3NO(g) N2O(g) + NO2(g) Use the values for delta G naught for the following reactions to calculate the value of Kp for the above reaction at 500.0 C 2NO(g) + O2(g) 2NO(g) delta g=-69.7 kJ 2N2O(g)

    asked on November 5, 2012
  26. math

    Find the length of the hypotenuse of a right triangle with legs of 9 cm and 12 cm. a) 8 cm b) 21 cm c) 15 cm d) 225 cm

    asked on October 31, 2013
  27. U.S. History

    Describe the initial purpose of the Constitutional Convention

    asked on September 6, 2018
  28. "The Dream Comes True from The Tiger of the Snows"

    "The Dream Comes True from The Tiger of the Snows" by Tenzing Norgay. 1. Why do you think Norgay is so concerned with the "prestige of Everest"? A: I think Norgay is so concerned with the "prestige of Everest" because he thought it might be ruined by

    asked on August 30, 2014
  29. bio

    You are a doctor in a hospital, and a patient is experiencing trouble with her skin repairing itself from a cut. The patient is also expecting a child, but the cells in the reproduction development are experiencing malfunction in cell division. Describe

    asked on May 18, 2019
  30. chemistry

    How much 10.0 M HNO3 must be added to 1.00 L of a buffer that is 0.0100 M acetic acid and 0.100 M sodium acetate to reduce the pH to 5.00? pKa of acetic acid= 4.75

    asked on December 7, 2012
  31. math

    Point A(8,-10) is reflected over the y-axis. Write the coordinate of A'. a) (-8,-10) b) (8,10) c) (8,-10) d) (-8,10)

    asked on October 31, 2013
  32. World History--Please, help me! (Ms. Sue)

    1. What were the major beliefs of Judaism and how did they influence Western culture? A: The major beliefs of Judaism were monotheism and righteousness. These Jewish beliefs became markers of the Western tradition: human beings are separate from nature and

    asked on September 15, 2014
  33. Chemistry AP-Density

    The density of osmium is 22.57g/cm3. If a 1.00kg rectangular block of osmium has two dimensions of 4.00cmx4.00cm, calculate the third dimension of the block.

    asked on August 17, 2010
  34. science

    earth and the moon are kept in their respective orbits due to the influence of ? a) inertia b) gravity c) both inertia and gravity d) neither inertia and gravity

    asked on November 10, 2013
  35. science

    if all of the following imaginary planets were the same distance from the sun, which would experience the strongest force of gravity due to the sun? planet a: mass 3,500 kg planet b: mass 50,000 kg planet c: mass 750 kg planet d: mass 100,000 kg a)planet a

    asked on October 29, 2013
  36. U.S. History

    How did the influx of immigrants affect cities? A: The influx of immigrants led architects to develop new approaches to housing and transporting large numbers of people. This resulted in the development of skyscrapers, horsecars, cable cars, and electric

    asked on October 7, 2015
  37. World History Answer Check

    1. How did the Crimean War destroy the Concert of Europe? A: Russia and Austria operated the Concert of Europe before the Crimean War. However, Austria too wanted territory in the Balkans and refused to support Russia during the war. As a result, the two

    asked on October 14, 2014
  38. science

    if you were looking for an example of a trace fossil, for which of the following might you search? a) footprints and trails b) a whole body preserved in rock c) dinosaur teeth d) a hardened mineral smaple

    asked on December 13, 2013
  39. U.S. History

    1. Explain why many Americans blamed Spain for the explosion of the USS Maine. A: Before the USS Maine exploded, the United States was trying to expand as a world power. Thus, many Americans blamed Spain for the explosion of the USS Maine because it gave

    asked on October 13, 2015
  40. science

    which of the following statements best describes the biosphere? a) it is a mixture of gases that contain dust particles b)it contains earths metal core c) it contains all of earths water d) it it the part of earth that contains living organisms is it d ?

    asked on October 30, 2013
  41. science

    radioactive decay occurs when atoms a) lose mass b) join with atoms of another element c) break down to form atoms of another element d) are exposes to chemical weather

    asked on December 13, 2013
  42. Social Studies (Check, Please!)

    1. What were three reasons for the growth of the youth movement of the 1960s? A: The rapid increase in enrollment at colleges throughout the nation, concern about the future, and injustices in the political and social system were three reasons for the

    asked on February 23, 2016
  43. U.S. History

    How did the mining industry and the growth of ranching and farming contribute to the development of the West? A: The mining industry lured thousands of people into areas previously ignored as wilderness. The growth of ranching and farming also brought

    asked on October 7, 2015
  44. "At Harvesttime" by Maya Angelou (ASAP!)

    1. In "At Harvesttime," what does Angelou propose is a life principle that cannot be changed? A: In “At Harvesttime,” Angelou proposes that baring the consequences of a person’s actions is a life principle that cannot be changed. 2. How does she

    asked on September 24, 2014
  45. science

    why does the sun appear to move westward across the sky during the day? a) because earth rotates to the east b) because earth rotates to the west c) because the sun moves in a westerly direction d) because of the way you are looking into the sky

    asked on October 30, 2013
  46. History

    Which option best describes how the printing press transformed European society? Prior to the printing press, the Church of England did not allow peasants to learn to read. Prior to the printing press, the Orthodox Church recited Luther’s “95 Theses”

    asked on July 24, 2019
  47. Math

    Which of these cannot represent the lengths of the sides of a right triangle? A. 3 ft, 4 ft, 5 ft B. 6 in., 8 in., 10 in. C. 16 cm, 63 cm, 65 cm** D. 8 m, 9 m, 10 m

    asked on March 3, 2016
  48. Social Studies (Check, Please!)

    Will someone help me with the first two questions and then check the rest? 1. What were two causes and effects of the economic boom of the 1950s? A: ? 2. How did the television industry affect the U.S. economy? A: ? 3. Describe how and why the suburbs

    asked on February 3, 2016
  49. physics

    An Olympic skier moving at 20.0 m/s down a 30.0 degree slope encounters a region of wet snow and slides 145 m before coming to a halt. What is the coefficient of friction between the skis and the snow?

    asked on October 29, 2011
  50. Biology (CHECK)

    Describe how comparing the anatomy of living species provides evidence of evolution. A: Comparisons of the anatomy of different types of organisms often reveal basic similarities in body structures even though the structure's functions may differ between

    asked on November 4, 2015
  51. U.S. History (Ms.Sue)

    Why did Southern Democrats walk out of the Democratic Convention?

    asked on September 23, 2015
  52. math

    At the half time show, a marching band marched in formation. The lead drummer started at a point with coordinates (-2,-5) and moved 3 steps up and 1 step right. a: write a rule to describe a translation b: what were the coordinates of the drummers final

    asked on November 12, 2013
  53. science

    If a farmer plants the same crop in a field year after year the soil becomes less fertile. What causes this decrease in fertility ? a) erosion b) lack of water c) loss of topsoil d) loss of nutrients How do decomposes increase the fertility of soil ? a) by

    asked on March 10, 2014
  54. World History Answer Check

    1. Explain how the Code of Hammurabi influences politcal thought. A: The Code of Hammurabi influenced political thought because it was the first written code of law ever created. It was a very effective way to keep order and prevent conflict and was thus

    asked on September 9, 2014
  55. science

    which of the following descriptions of the moon's surface is accurate? a) the moon's surface is wet and smooth b) the moon's surface is dry and irregular c) the moon's surface has mountains and oceans d) the moon's surface is exactly like Earth's surface

    asked on November 13, 2013
  56. Social Studies (Check, Please!)

    Why was the United States unprepared for Japan's attack on Pearl Harbor? A: The United States was unprepared for Japan's attack on Pearl Harbor because Hawaii was not mentioned as a possible target in the war warning that American commanders at the Pearl

    asked on January 1, 2016
  57. College Math

    James bought 24 bolts at the hardware store for a total of $9.00. Some were 3−inch bolts that cost 36 cents each and the others were 4−inch bolts that cost 42 cents each. How many 3−inch bolts did James buy?

    asked on May 6, 2016
  58. chemistry

    Calculate the amount of heat needed to convert 45g of ice at –22.0°C to water at 22.0°C.

    asked on May 26, 2015
  59. History

    Which option best describes why Puritans were motivated to migrate from England to the New World? Puritans who wanted to convert to Judaism could do so in the New World without persecution from English rulers. Puritans were fleeing persecution from the

    asked on July 24, 2019
  60. Math

    Solution to problem: mr lim gave $3600 to his wife and two children altogether. His wife receieved $500 more than his son. His son received twice as much as his daughter. How much did mr lim’s wife receive?

    asked on July 5, 2018
  61. language

    1.which factor is most helpful in helping technology to progress? a) unintended consequences b) a better understanding of the natural world c) risk-benefit analysis d)obsolete technologies 2. an oven is a technological system. which of the following

    asked on September 24, 2013
  62. U.S. History (Check)

    1. What new cultural trends affected American society in the 1970s? A: Revolutionary television sitcoms dealing with more difficult aspects of American life (women in independent roles, racism, poverty, abortion, etc.), transcendental meditation, disco, a

    asked on March 1, 2016
  63. science

    To study a rock sample,geologists observe the rocks mineral,composition,color, and temperature. true or false ?

    asked on January 7, 2014
  64. English (Check)

    As you read these sentences from Sinners in the Hands of an Angry God, use context clues to determine the meaning of each italicized word. Write your definition on the lines provided, along with an explanation of how you used context clues to help

    asked on February 20, 2016
  65. science

    Why did the following change occur ? The snow that covered the ground all winter began to melt,temperature rose, and flowers started to bloom. a) days became shorter b) earth's tilt on its axis shifted. c) the sun's rays became more concentrated d) Earth

    asked on November 13, 2013
  66. English (Check)

    Indicate which aspects of the Puritan Plain Style (short words, direct statements, and references to ordinary, everyday objects) are displayed by each poetry excerpt. 1. If ever two were one, then surely we. If ever man were lov'd by wife, then thee. A:

    asked on February 20, 2016
  67. Math Help!!

    When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the

    asked on January 29, 2015
  68. World History (Ms. Sue)

    How are a constitutional monarchy and a republic similar? How do they differ? A: A constitutional monarchy and a republic are similar as they have constitutions. However, these two differ because a constitutional monarchy controls head of state, while a

    asked on October 20, 2014
  69. U.S. History (Ms. Sue)

    1. How much did the availability of resources aid in industrialization? Why? A: The availability of resources greatly aided industrialization as it was one reason for the nation's industrial success. This is because American companies could obtain these

    asked on October 6, 2015
  70. World History (Please, help me!)

    What did Rousseau mean when he stated that if any individual wants to pursue his own self-interest at the expense of the common good, "He will be forced to be free"?

    asked on September 25, 2014
  71. World History Answer Check

    1. Explain the signifigance of the Twelve Tables and the Law of Nations to the development of political thought? A: The significance of the Twelve Tables to the development of politcal thought was that they established the idea that all free citizens had a

    asked on September 13, 2014
  72. science

    How does gravity affect the moon? a) it pulls the moon toward earth b) it pushes the moon away from earth c) t allows the moon to move in a straight line d) it keeps the moon from colliding with the sun

    asked on October 30, 2013
  73. chem!!!!!!

    How many atoms of each type are represented in each of the following? f. 5Fe(No3)2 g. 4Mg3(PO4)2 h. 2(NH4)2SO4

    asked on July 29, 2013
  74. Math

    Assume that there are 7 different issues of Newsweek, 8 different issues of Time, and 4 different issues of Sports Illustrated, including the December 1st issue, on the rack. You choose 4 of them at random. What is the probability that you choose at least

    asked on February 22, 2012
  75. social studies

    Compare the presidential and congressional plans of Reconstruction.

    asked on March 9, 2014
  76. chemistry

    what are the equilibrium concentrations of Pb2+ and F- in a saturated solution of lead (II)flouride if the Ksp for PbF2 is 3.2*10^-8?

    asked on December 7, 2012
  77. U.S. History

    1. Why did the call for military volunteers lead more states to secede? A: Lincoln's call for military volunteers created a crisis in the Upper South. Many people in those state did not want to secede, but they were not willing to take up arms against

    asked on September 29, 2015
  78. World History Answer Check

    1. How did the governments favored by Plato and Aristotle differ? Which view makes more sense to you? A: The government favored by Plato consisted of classes and categorization, whereas Aristotle's favored form of government was a constitutional one. Thus,

    asked on September 9, 2014
  79. Social Studies (Check)

    Explain how the Gulf of Tonkin Resolution affected the powers of Congress and the presidency. A: The Gulf of Tonkin Resolution affected the balance of power between Congress and the presidency by handing the war powers from Congress over to the president.

    asked on February 10, 2016
  80. "The Masque of the Red Death"

    Are my answers correct? 1. Describe the prince's fortification. A: The castle-like structure, which is sealed shut so that no one can enter or exit, is designed to be the permanent residence for its inhabitants for a period of months. Designed by Prince

    asked on September 5, 2014
  81. Social Studies (Check, Please!)

    1. What was the purpose of the loyalty reivew boards and HUAC? A: The purpose of the loyalty review boards and HUAC was to catch Communists or spies for the Soviet Union within the United States. 2. How did the Cold War affect life in the 1950s? A: The

    asked on January 20, 2016
  82. Social Studies (Check) (Reed)

    Describe how and why the suburbs became popular places to live. A: Suburbs became popular places to live as the GI Bill offered low-interest loans, making new housing more affortable during the postwar period than at any other time in American history.

    asked on February 4, 2016
  83. U.S. History (Ms. Sue)

    How did the railways help in industrialization of the United States? A: Railways linked the distant regions of the United States in a transportation network, allowing things like natural resources, settlers, miners, workers, and new inventions to be

    asked on October 6, 2015
  84. science

    mount twin peaks located in northern Vancouver Island erupted three million years ago and it has not erupted since then. Mouth twin Peaks is most liekly ? a) dormant b) active c) extinct d) stationary

    asked on February 18, 2014
  85. Chemistry

    Complete combustion of a sample of propane produced 2.641g of carbon dioxide and 1.442g of water as the only products. Find the empirical formula of propane. I have already calculated the number of moles for both water and carbon dioxide. I also know that

    asked on July 5, 2010
  86. science

    which component of the technological system is achieved when your camera takes a photograph ? a) input b) feedback c) goal d) constraint

    asked on September 29, 2013
  87. Biology

    what are goals of science? Choose all that apply. A) to investigate the natural world B) to establish unchanging facts C) to explain natural phenomena D) to make useful predictions based on evidence

    asked on May 12, 2017
  88. Math

    Suppose you are looking to buy a $10,000 face value 13-week T-bill. If you want to earn at least 4% annual interest, what is the most you should pay for the bill? Round your answer to the nearest penny.

    asked on January 19, 2016
  89. World History (Ms. Sue)

    "It is [the Africans] who carry the 'Black man's burden...' In hewing out for himself a fixed abode in Africa, the white man has massacred the African in heaps...What the partial occupation of his soil by the white man has failed do; ...what the [machine

    asked on October 21, 2014
  90. chm

    An aqueous solution that is 30.0 percent sulfuric acid (H2SO4) by mass has a density of 1.105 g/mL. Determine the molarity of the solution.

    asked on February 2, 2015
  91. math

    a midwestern music competition awarded 32 ribbons. the number of blue ribbons awarded was 3 less than the number of white ribbons. the number of red ribbons was 2 more than the number of white ribbons. how many of each kind of ribbon was awarded?

    asked on February 27, 2011
  92. English (Check)

    The word root -vid-, from the Latin "videre," means "to see." Explain how each word that follows conveys the meaning of the root. 1. videotape 2. evident A: 1. This word conveys the meaning of the root as it refers to a magnetic tape for recording and

    asked on February 20, 2016
  93. U.S. History (Please check my answer)

    Which American officer assisted Frémont's attacks in northern California? A: John Drake Sloat assisted Frémont's attacks in northern California.

    asked on September 22, 2015
  94. Social Studies (Check, Please!)

    1. Explain how the Gulf of Tonkin Resolution affected the powers of Congress and the presidency. A: The Gulf of Tonkin Resolution authorized the president to "take all necessary measures to repel any armed attack against forces of the United States and to

    asked on February 15, 2016
  95. Geometry

    Help? check Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and CE=2x+1, what is the lenth of ED? A. 5 B. 11 C. 22 D. 10 Answer: C Line segment AB intersects line segment ED in the middle at the point C If DC=6+x and

    asked on January 9, 2013
  96. social studies

    1. Which activity does Louisiana lieutenant governor perform on a day to day basis ? a) appointing committee chairs b) serving as president of the Senate c) participating in meeting with governor d) acting as governor when the governor is unable to serve

    asked on February 20, 2014
  97. Social Studies (Check, Please!)

    1. Why did Hoover oppose the federal government's participation in relief programs? A: Hoover opposed the federal government's participation in relief programs because he believed that only state and city governments should dispense relief. 2. How did

    asked on December 15, 2015
  98. Algebra 1--How Am I Supposed to Solve This?!

    Suppose a cone and a cylinder have the same radius and that the slant height l of the cone is the same as the height h of the cylinder. Find the ratio of the cone's surface area to the cylinder's surface area. Area of cone: S = πrl + πr^2 Area of

    asked on May 27, 2014
  99. math

    A loan company charges $20 interest for a two-month loan of $325. Find the annual interest rate (APR) they are charging. Round your answer to the nearest tenth of a percent.

    asked on January 19, 2016
  100. World History (I Changed My Answer)

    2. Quotes lines in Rudyard Kipling's poem that reflects his view of colonized peoples. What values did Kipling assume his readers shared with him? A: The lines "new-caught sullen peoples" and "half-devil and half-child" reflect Rudyard Kipling's view of

    asked on October 21, 2014

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