1. 8th grade physical science

    what is the charge on carbonate ion? Compared to the number of protons, how many electrons does the carbonate ion have?

    asked by Taylor on November 17, 2008
  2. chemistry

    A lithium nucleus has three protons and three neutrons. How many electrons would it take to equal the mass of a lithium nucleus?

    asked by blahh on September 20, 2010
  3. Physics

    Compare the gravitational force on an 11 kg mass at the surface of the Earth (with radius 6.3 X 10^6 m and mass 6 X 10^24 kg) with that on the surface of the Moon (with mass 1/81.3 ME and radius 0.27 RE). What is the force on the Earth? What is the force

    asked by Maddy on February 20, 2011
  4. Physics

    Compare the gravitational force on an 11 kg mass at the surface of the Earth (with radius 6.3 X 10^6 m and mass 6 X 10^24 kg) with that on the surface of the Moon (with mass 1/81.3 ME and radius 0.27 RE). What is the force on the Earth? What is the force

    asked by Maddy on February 20, 2011
  5. math

    Manyatta Village is 74 km North West of Nyangata Village. Chamwe village is 42 km west of Nyangata. By using an appropriate scale drawing, find the bearing of Chamwe from Manyatta.

    asked by k on April 14, 2018
  6. social studies(updated answers)---Mrs.Sue

    1.A 2.C 3.A 6.D 9.B 1. why do most people live in the western part of colombia? A. to enjoy the cooler climate of the mountains B. to be closer to the border with venezuela C. to live along the pacific coast D. to benefit from the country's lush rain

    asked by Kayla on March 17, 2014
  7. 1st grade

    how many miles does the earth travles a minute or second ????

    asked by lele on November 30, 2010
  8. Competitive exam

    How many minutes does it take for the Earth to pass through 10 longitude?

    asked by Nilkamal on October 4, 2017
  9. science

    what is believed to be the first living thing on earth?

    asked by joshua on April 28, 2010
  10. science

    How do the Sun, Earth, and Moon depend on each other?

    asked by emma on February 11, 2018
  11. English/Reading

    Hidden meaning? PPPP --------- earth Thanks!

    asked by DJ on September 6, 2007
  12. science

    How would life be different without resources taken for under earth's surface?

    asked by Anonymous on March 26, 2013
  13. science

    how are resources brought up from the earth's surface?

    asked by mary on February 7, 2011
  14. Saint Michael.

    What was Saint Michael's life on earth like?

    asked by Mike on October 20, 2008
  15. science

    which planet other than earth may be livable by humans?

    asked by Janelle on February 19, 2011
  16. Science

    How is the earth's magnetic field created?

    asked by Kayla on December 12, 2018
  17. Science

    Why is the weight of an object less on the moon than on Earth?

    asked by RD on February 28, 2017
  18. science

    what is the outermost layer of earth's surface

    asked by sara on March 29, 2009
  19. science

    what are some ways Earth is protected by its atmosphere?

    asked by Eden S. on December 15, 2013
  20. science

    The study of the Earth's magnetic field is known as

    asked by joshua` on May 6, 2014
  21. science

    how can the wind reshape the surface of the earth?

    asked by becca on November 13, 2008
  22. English

    Would down to earth be considered a character trait?

    asked by Lee on November 12, 2014
  23. Geography

    What happens when we move vertically upwards from the earth

    asked by Daksh on August 9, 2016
  24. science on weather

    how would earth be affected if its axis were not titled?

    asked by Anonymous on February 18, 2010
  25. physics

    What is the average density of the earth? M = 5.97 x 10^24 kg , R = 6370 km

    asked by angela on October 12, 2010
  26. social study

    what five themes do geographers use to study the earth?

    asked by Anonymous on October 8, 2009
  27. Biology

    What percentage of animals on earth are vertibrates? 5% 25% 50% 95%

    asked by Lala on May 3, 2016
  28. science

    how far did the chile miners enter into the earth

    asked by theresa on December 4, 2010
  29. earth

    What is the weight of a 30 kilogram chair on Earth?

    asked by dfaz on May 10, 2011
  30. chemistry

    why doesnt sun attract earth towards it

    asked by pranu on August 21, 2011
  31. social studies

    What are some of the forces that change earth's surface

    asked by robin on September 13, 2007
  32. social studies

    what are the 5 layers of the earth and are they liquid or solid?

    asked by robin on September 13, 2007
  33. science

    Which of Earth's spheres extends into all others? explain how

    asked by janet on November 11, 2009
  34. science

    Which of Earth's spheres extends into all others? explain how

    asked by janet on November 11, 2009
  35. geophysics

    how would you exaplain how and why each of the four moon phases appear to look like they do to us here on earth?

    asked by Yousra on October 30, 2007
  36. Astronomy

    How far will Venus be from Earth on February 19, 2014?

    asked by Carol on February 17, 2014
  37. math

    How big is the sun compared to earth.

    asked by mya on September 8, 2015
  38. Science

    Where will gravity pull you in the center of the earth?

    asked by Buk Lau on October 15, 2014
  39. Science

    Which waves can be used to map the interior of earth?

    asked by Jennifer on April 10, 2008
  40. Science

    When are tides in the earth's oceans the highest

    asked by Cj on April 12, 2017
  41. science

    where does horizontal sliding take place on the earth?

    asked by hunter on December 6, 2010
  42. physics

    Why is 9.8 used as g on Earth but nowhere else in the solar system? Explain.

    asked by kasey on May 6, 2010
  43. Geography

    What is exact distance between run and earth

    asked by Harshitha on August 21, 2018
  44. physical science

    The declination of the Sun on March 21 on Earth is

    asked by Fonda on December 15, 2011
  45. Science

    Does Earth rotate or orbit each day?

    asked by Max on September 8, 2014
  46. 9th grade

    What is a capillary in Earth science terms?

    asked by Aby on December 22, 2009
  47. physics

    would an object weigh more or less if there were no atmosphere on earth

    asked by chetan on October 18, 2010
  48. Language arts

    What are the verbs in this phrase: The earth has seven continents

    asked by Fabian on May 4, 2010
  49. physics

    what is the mass of a 1000N man on earth?

    asked by april on November 29, 2009
  50. science

    what material is earth and mars made of ?

    asked by kahliyah on January 25, 2011
  51. science

    differences between rotation and revolution of the earth

    asked by angel on June 19, 2018
  52. physics

    What length of pendulum has a period of 0.9 s on Earth?

    asked by Anonymous on November 26, 2012
  53. Earth and Space Science

    which is closer to earth a moon or galaxy?

    asked by Stephanie on March 23, 2013
  54. Science help

    DESCRIBE some uses of satellites orbiting Earth. I need help! Will you help me?

    asked by Mckenzie on April 11, 2018
  55. science

    what are some items on earth that look similar to the moon?

    asked by Roxy on January 28, 2007
  56. social studies

    What is the base for the earth's hills and mountains?

    asked by Andy on October 17, 2010
  57. science

    Why does Mars' appear fainter than Venus, as seen from Earth?

    asked by Sidney on October 10, 2010
  58. Physical Science

    What individual stated first that the earth was flat?

    asked by Tate on August 26, 2008
  59. Geography

    Which of the following causes Earth’s plates to move continuously?

    asked by Michael on January 28, 2019
  60. physics

    What length of pendulum has a period of 0.9 s on Earth?

    asked by Anonymous on November 26, 2012
  61. SCIENCE

    IF SOMEONE WHEIGHS 12 KG ON THE MOON SO HOW MUCH HE WILL WEIGH ON THE EARTH

    asked by armaan on May 7, 2013
  62. Language arts

    God created the heavens and the earth.

    asked by milly on August 15, 2018
  63. Earth Science

    Explain the Earth's Cabon Cycle

    asked by Leslie on November 11, 2012
  64. Chemistry

    What is the mass of a 4 kg object, A. On the earth (g=-10 m/s/s) B. On the moon (g=-2 m/s/s)

    asked by Clarissa on June 1, 2015
  65. Physics

    what propels a rocket away from the surface of the earth?

    asked by Rose on November 14, 2010
  66. Science

    how many of earth's atmospheres is on you at sea level?

    asked by Rosy on June 8, 2015
  67. French

    What is the significance of the scorched- earth policy??

    asked by Anonymous on June 18, 2008
  68. Physics

    what propels a rocket away from the surface of the earth?

    asked by Rose on November 14, 2010
  69. Language Arts (2nd Grade)

    Question: Name 10 Community Things You Can Do To Help The Earth. I Cant Think of Any!! Help

    asked by Ella on September 18, 2009
  70. Physics

    How far above the surface of the earth would you have to be before your weight is reduced by 12.89%? Please Help !

    asked by Mike on January 21, 2013
  71. science

    how are mercury and venus similar to earth?

    asked by jada on February 4, 2009
  72. Geography

    What happens when we move vertically upwards from the earth?

    asked by Mudita on April 21, 2018
  73. Mechanics

    If an object weighs 39.2 N on Earth, what is its mass?

    asked by Anonymous on July 6, 2010
  74. provine

    How does the tilt of the earth affect climate

    asked by k on February 7, 2010
  75. science

    One kg weighs 9.8 N on Earth. Would it weigh more or less on the Moon?

    asked by Tonya on December 9, 2011
  76. science

    erthquake would be on earth as _______ would be on venus?

    asked by salman on September 23, 2009
  77. science

    How does ozone gas to int get into the earth?

    asked by Kathleen on March 9, 2014
  78. eath science

    is moon a source of earth's energy?

    asked by Jacob on September 30, 2012
  79. Physical science

    The acceleration due to gravity on earth

    asked by Robert on February 18, 2011
  80. science

    do you know any enviromentally friendly products, and why they are better for the earth?

    asked by katy on April 23, 2009
  81. Physics

    How far above the surface of the earth would you have to be before your weight is reduced by 13.52%?

    asked by Rebecca on November 12, 2015
  82. 9th grade

    how many parts is earth's lithosphere divided into?

    asked by leelia on January 31, 2009
  83. science

    which one of earth's layers has the hottest temperature? why?

    asked by patrisha on January 26, 2015
  84. physics

    A woman has a mass of 64.2 kg. What is her weight on earth?

    asked by Vishnu on October 10, 2008
  85. Science

    What is th weight on earth of a girl with a mass of 30 kg?

    asked by Janise on January 5, 2010
  86. Physics

    What is the speed of a geosynchronous satellite on Earth?

    asked by Yoyo on August 11, 2015
  87. science

    how far a science satellite should be from the earth's surface.

    asked by pooja on May 16, 2011
  88. science

    do we accelerate as the earth rotates once every 24 hours?

    asked by giggles on May 15, 2011
  89. science

    how do geologists know the earth is layered inside?

    asked by qwer on December 11, 2011
  90. Earth Science

    Can someone five me an example of how carbon cycles through the Earth's system?

    asked by Matt on September 28, 2012
  91. Geography

    Why is the atmosphere very dense near the surface of the earth?

    asked by Biswajit on May 1, 2018
  92. Physics

    Why is the most common frame of reference Earth?

    asked by Anonymous on September 3, 2013
  93. Physics

    In what way does gravity change with distance from Earth?

    asked by Sharvani on October 25, 2012
  94. science

    Describe the motions that causes one day on earth

    asked by gg on October 20, 2013
  95. Earth Science

    How energy flows through the Earth's system.

    asked by Jacob on September 30, 2012
  96. Social Studies

    ~URGENT~ Which of the following is a characteristic of Earth's first people?

    asked by Unicornheart on October 29, 2018
  97. Mechanics

    If an object weighs 39.2 N on earth what is its mass

    asked by Anonymous on June 15, 2010
  98. Science

    How did people shape the Earth? Please answer thanks

    asked by Melea on March 9, 2011
  99. Earth

    What layers of the Earth are the continents sliding on?

    asked by Jan on December 11, 2010
  100. Science

    Why is Earth is the omnipresent conductive surface?

    asked by Michelle on December 19, 2017