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. 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
  3. 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
  4. science

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

    asked on November 5, 2013
  5. 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
  6. science

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

    asked on December 18, 2013
  7. Life orientation

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

    asked on April 14, 2019
  8. 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
  9. science

    How does a stars life begin ?

    asked on November 22, 2013
  10. 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
  11. 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
  12. 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
  13. science

    What are differences between spiral and elliptical galaxies?

    asked on December 1, 2013
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. U.S. History

    Describe the initial purpose of the Constitutional Convention

    asked on September 6, 2018
  22. 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
  23. 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
  24. 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
  25. 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
  26. 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
  27. 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
  28. 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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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
  34. 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
  35. 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
  36. 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
  37. social studies

    Compare the presidential and congressional plans of Reconstruction.

    asked on March 9, 2014
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. science

    tides are caused by the force of inertia from the sun and moon acting on Earth. true or false

    asked on November 13, 2013
  45. science

    Earth titled axis affects the strength of sunlight in different places of earth's surface. If you are in an area that receiving less direct sunlight,where are you located? a) near the equator b) near the north pole c) near the south pole d) near the north

    asked on November 11, 2013
  46. 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
  47. 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
  48. science

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

    asked on January 7, 2014
  49. "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
  50. 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
  51. 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
  52. 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
  53. 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
  54. "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
  55. 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
  56. 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
  57. 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
  58. 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
  59. 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
  60. 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
  61. Physical science

    the crest of wave A has an amplitude of 5 cm. the trough of wave B has an amplitude of 2 cm. if the crest of wave A combines with the trough of wave B,what will be the amplitude of the resulting wave? will the waves form a crest or a trough when they

    asked on January 10, 2017
  62. science

    during the Devonian period,animals that could live on land began to evolve, these animals till spent part of their lives in the water. what were these animals called? a) trilobites b) reptiles c) amphibians d) dinosoars

    asked on December 13, 2013
  63. 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
  64. 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
  65. Biology

    How are proteins, lipids, and polysaccharides similar? A) They contain the same atoms are types of bonds between atoms. B) They are natural polymers composed of repeating monomeric units. C) They are formed during exergonic metabolic reactions in a cell.

    asked on May 12, 2017
  66. Algebra 2

    The formula for the volume of a rectangular prism is V = lwh. A rectangular prism has a length of 2y 3 and width of 5y. The volume of the prism is 20y 10 + 70y 4 . What is the height of the prism? Show your work.

    asked on October 8, 2015
  67. science

    To locate the epicenter of an earthquake a seismologists must determine all of the following except ? a) the difference between arrival time of P and S waves b) seismographic locations data from the seismograph locations c) the distance from the epicenter

    asked on February 18, 2014
  68. Algebra 2

    The formula for the volume of a rectangular prism is V = lwh. A rectangular prism has a length of 2y 3 and width of 5y. The volume of the prism is 20y 10 + 70y 4 . What is the height of the prism? Show your work.

    asked on October 16, 2015
  69. 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
  70. 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
  71. science

    during the Devonian period,animals that could live on land began to evolve, these animals till spent part of their lives in the water. what were these animals called? a) trilobites b) reptiles c) amphibians d) dinosoars

    asked on December 13, 2013
  72. science

    during the Devonian period,animals that could live on land began to evolve, these animals till spent part of their lives in the water. what were these animals called? a) trilobites b) reptiles c) amphibians d) dinosoars

    asked on December 13, 2013
  73. 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
  74. science

    Earth's atmosphere,oceans, and continents began to form during the first several hundred million years a) Precambrian time b) the Paleozoic era c) the Mesozoic era d) the Cenozoic era

    asked on December 18, 2013
  75. math

    Which equation shows the correct use of power of products property? a) (2x^5y^2)^3 = 6x5y^2 b) (2x^5y^2)^3 = 6x^15y^6 c) (2x^5y^2)^3 = 8x^8y^5 d) (2x^5y^2)^3 = 8x^15y^6

    asked on September 11, 2013
  76. U.S. History

    In which time zone did the Central Pacific originate?

    asked on October 7, 2015
  77. 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
  78. U.S. History

    1) What problems did President Taft have with progressives on tariff issues? A: President Taft had several problems with progressives on tariff issues. One issue was the struggle with progressives over Speaker of the House Joseph G. Cannon. Progressives

    asked on October 28, 2015
  79. 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
  80. science

    Eli finds a rock with layers and smaller pieces of other rocks embedded in it.The rock is most likely a) igneous b) sedimentary c) metamorphic d) chemical

    asked on January 7, 2014
  81. science

    which of the following would happen to the moon if gravity no longer affected it ? a) the moon would continue to move on it's orbital path b) the moon stop moving all together c) the moon would move in a spiral toward earth d) the moon would move in a

    asked on October 29, 2013
  82. 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
  83. World History Answe Check

    How does Jacques-Louis David portray Napoleon in the painting Napoleon Crossing the Alps? Why do you think Napoleon wanted artists to produce portraits like this one? A: David portrays Napoleon as being calm and mounted on a fiery steed. I think Napoleon

    asked on September 29, 2014
  84. 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
  85. World History Answer Check

    1. How did the Committee of Public Safety identify enemies of the state? A: The Committee of Public Safety indentified enemies of the state by the people who were under suspicion of betraying France. 2. Did the French Revolution live up to the revolution's

    asked on September 27, 2014
  86. 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
  87. Social Studies (Ms. Sue)

    1) Evaluate the effects of the Teapot Dome scandal on citizens' views of the federal government? A: Because of the Teapot Dome scandal, citizens viewed the federal government as corrupt. They lost their faith in the federal government until Harding's

    asked on November 11, 2015
  88. U.S. History

    1) How did the Adamson Act improve labor conditions in the United States? A: The Adamson Act improved labor conditions in the UNited States by establishing the eight-hour workday for railroad workers and provided for additional compensation for any time

    asked on October 27, 2015
  89. U.S. History (Ms. Sue)

    1) List the four nations that dominated the Paris peace confederence in 1919. A: The four nations that dominated the Paris peace confederence in 1919 were the United States, Great Britain, France, and Italy. 2) Why did President Wilson propose his Fourteen

    asked on November 3, 2015
  90. science

    which of the following possibly outcomes regarding the universe do scientists think is most likely ? a) the universe will continue to expand b) the universe has completed its expansion c) the universe will start shrinking soon d) the universe is already

    asked on November 22, 2013
  91. 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
  92. Social Studies (Reed)(Check)

    True or false? 1. Roosevelt ended the Great Depression within five years. A: False 2. Roosevelt completely ended the Great Depression. A: False 3. Black Tuesday is start of the Great Depression. A: True? 4. Farmers would burn their crops to raise crop

    asked on March 31, 2016
  93. English 10-Check/Help

    I need help with the rhyme scheme and rhythm pattern. "It was many and many a year agoIn a kingdom by the sea,That a maiden there lived whom you may knowBy the name of ANNABEL LEE;And this maiden she lived with no other thoughtThan to love and be loved by

    asked on May 1, 2013
  94. 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
  95. "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
  96. math

    Earth weight is 5.9736 x 10^24 Kg and Venus is 4.8685 x 10^24 Kg. What is the combined weight of Earth and Venus ? a)10.8421 X 10^26 Kg b)10.8421 x 10^23 Kg c)10.8421 x 10^25 Kg d)1.08421 x 10^25 Kg

    asked on September 11, 2013
  97. calculus

    the point (1,9) lies on the graph of an equation y=f(x) for which dy/dx=4x(sqrt(y)) where x is greater than or equal to 0 and y is greater than or equal to 0 a)6 b)4 c)2 d)sqrt(2) e)0

    asked on February 20, 2012
  98. 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
  99. World History (Ms. Sue)

    Consider the influence of the U.S. Constitution on political systems in the contemporary world. A: The U.S Constitution has greatly influenced political systems in the contemporary world. Thus, the principles laid out in the U.S. Constitution have played a

    asked on October 6, 2014
  100. science

    what physical components do the sun and earth have in common ? a) core and mantle b) core and atmosphere c) crust and atmosphere d) mantle and crust

    asked on November 27, 2013

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14