1. science

    How can we measure the Gravitational field intensity of any place on earth ?
  2. EARTH SCINCE

    HOW WERE THE LARGE CANYONS ON MARS THOUGHT TO HAVE BEEN FORMED?
  3. science

    Describe at least 5 ways that earth's ocean affect our life.
  4. Science

    What parts of the earth did glaciers cover during the ice age.
  5. Physics

    What is the reaction of the earth pulling down on a pen that is lying on a table
  6. Earth Science-9

    What test is performed to determine the hardness of a mineral?
  7. science

    The moon revolves around the____. Just need to know if my answer or right or wrong. Thanks! :) earth
  8. Physics

    What is the weight (in Newtons) of an object with a mass of 25 kg on the surface of the Earth?
  9. Grammar

    God created the heavens and the earth. What are the verbs in this phrase
  10. science

    The moon revolves around the____. Just need to know if my answer or right or wrong. Thanks! :) Earth
  11. 7th grade

    Why cant petrol driven cars we use on earth be used on moon?
  12. EARTH SCIENCE

    Identify key characteristics of our star,the Sun.
  13. science

    which hemisphere of the earth contains the greater proportion of ocean surface?
  14. Science -CLIMATE

    Explain how different temperatures on earth create winds.
  15. science

    at what altitide(height above earth's surface) would temperatures be 22 degrees C?
  16. earth science

    please define and describe deep ocean trenches...
  17. earth science

    why do cloulds and precipitation usually occur along frontal surface
  18. Biology

    How does the structure of Earth’s interior affect seismic waves?
  19. geometry

    whats the Biconditional of "the moon is the largest satellite of Earth"
  20. Earth science

    the youngest part of ocean floor is found
  21. science

    What moves and picks up rocks and is one slow change to the earth?
  22. EARTH SCIENCE

    What would a calendar be like on Venus (for a hypothetical Venusian resident)?
  23. science

    what keeps earth from falling into the sun ? gravitational pull or inertia
  24. physics

    an object weighs 180N on earth, how much will it weigh on the moon?
  25. natural science

    What are the structural zones within the Earth? How are they detected scientifically?
  26. science

    what is the main source of energy for all living things on earth
  27. reading

    Why do you think the earth's crust is thicker under land than under bodies of water?
  28. Social Studies

    What are the physical features of the earth's surface called?
  29. 4th grade

    how does the cycle of day and night of our earth work?
  30. Earth Science

    What is the name of scientists who study earthquakes?? ♥ thanks Seismologists
  31. Astronomy

    What are two pieces of evidence that the earth is a highly differentiated body
  32. earth science

    What evidence do astronomers use to detect black holes? please help and thank you :)
  33. Earth/Space Science

    Why are icebergs in shipping lanes so hazardous?
  34. Science

    what are some possible effects of climate change resulting from a warmer earth?
  35. Science

    If Sam weights 114kg on earth what is his mass on the moon
  36. Science

    The (blank) has given scientists information about past life on Earth.
  37. physics

    What is the period (in seconds) of a simple pendulum 62.0 cm. long, on the earth?
  38. earth

    what is an eleven letter word produced by geothermal plant
  39. physics

    what is tangential velocity of the earth as it travels in its orbit around the sun?
  40. geography

    What is the Earth System that includes the Continental and Oceanic crust?
  41. physics

    The Earth moves toward you through what distance? (Assume the seat is 45.0 cm high.)
  42. english

    how would you describe some who is crazy to jump from outer space to earth
  43. Science

    If Sam weigs 114kg on earth what is his mass on the moon
  44. physics

    for a sateliite to have a speed of 7400 m/s how far must it be in metres above the earth's surface
  45. SCIENCE

    ARE ANY OF THE 9 PLANETS WITHIN OUR SOLAR SYSTEM A LIGHT YEAR OR MORE AWAY FROM EARTH?
  46. Physics

    What is the magnitude of the earth's gravitational field at sea level?
  47. Science

    how would tides be different if the moon revolves as fast as the earth rotate
  48. earth science

    what are the landscape regions that the hudson river flows through
  49. Chemistry

    What does the reaction of alkaline earth metals with water tell you? Thanks in advance.
  50. Science

    If you weigh 300 N on earth, then what is your mass and weight in mars?
  51. Earth Science

    How tall in miles would a stack of 4.5 billion pennies be?
  52. Academy of Hospitality and Tourism at Erasmus

    What is the earth science tables?
  53. science

    Can you please give examples of the interaction of 4 spheres/subsystems of the earth.
  54. earth`s changing surface

    the process that changes the size and shape of rock
  55. geometry

    write a biconditional for: the moon is the largest satellite of Earth.
  56. Science

    What are the reasons why human being is considered the most intelligent animal in the earth?
  57. Grammar

    I sighed as I went down the stairs, thinking what on earth does this woman want me to do now. How do i say this correctly?
  58. Physics 1

    What is the rotational kinetic energy of the Earth in its orbit around the sun?
  59. earth

    At what reading on the Richter scale are classified mas major?
  60. physics

    A bus traveled 10.0 km from the north end of the city to the south in 10.0 minutes. The average speed of the bus was
  61. government

    True or False. As a result of the war, the South's economy boomed, while the economy of the North slumped.
  62. Science

    A boy walks 100 m north then walks 50 m east and then 80 m south. Calculate the net displacement.
  63. Physics

    A vector F of magnitude 30 N points 45 South of West directed away from the orgin. The x component of the vector in North is?
  64. US History

    Need help with this please-- 28. Discuss how both the north and south defended their position on the question of secession by tracing the history of their arguments? Thanks -MC
  65. social studies

    north America,south America and the island in the caeibbean sea are the major lands in the
  66. Orbital Mechanics

    Some help with this exercise please. If you could give an explanation and not only the answers it would be great!!! Besides the 3-2-1 rotation sequence, another very common sequence in spacecraft applications is the 3-1-3 rotation sequence in which the z axis is used twice. ...
  67. government

    Describe the difference between the government in North and South Korea.
  68. analogies

    What is the analogy for South America: Brazil :: North America:
  69. Physics

    A man goes 123km North and then 123km to south.what is his displacement?
  70. government

    Whats the difference between the government in North and South Korea?
  71. Physics

    The lion first runs 200 yards at 20 deg. south of west, then 300 yards at 40 deg. west of north, and finally 400 yards at 10 deg east of north at which point it catches up to the deer. How far from the starting point, and in what direction is the point where the lion and the ...
  72. Math And Physics

    Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
  73. MATH HELP

    Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...
  74. physics

    1.In a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.56 x 10*-17 N during the first 1.87 cm of tube's length; then they move at essentially constant velocity another 45.0 cm before hitting the screen. Find the speed of the ...
  75. Social Studies (MAPS)

    grid north is west of true north by 0 degrees, 57 minutes, which is equal to 17 mils. (There are 6,400 mils in a circle.) Magnetic north is east of true north by 8 degrees, which is equal to 142 mils. *B. What is the difference (in degrees and minutes) between true north (star...
  76. SS need help realllly bad :(

    1. In the AD 600s, North Africa was conquered by Egyptians Arab Muslims*** Europeans Africans from south of the Sahara 2. The idea that religion and government should be separate is known as secularism*** democracy communism fascism 3. How does Egypt contribute to the culture ...
  77. As physics

    Please help and do it step by step all parts of questions and use: T = time(s) I=current (amps) Q=net charge on object (Coulombs) N=no electrons (and write if added or removed from object and how) E=elementary charge Calculate the number of free electrons per metre length of ...
  78. physics 1

    Bob has a helicopter from the launch pad he flies the following path. First he travels from the launch pad a distance of 24 kilometers at heading of 60 degrees East of South. Then he flies 47 degrees heading 77 degrees West of North. After this he flies 34 kilometers heading ...
  79. Physics

    I'm preparing for a test. Can anyone check my answer for all these questions? These are my questions: 1. A stationary curling stone is struck in a glancing collision by a second curling stone of equal mass. If the first stone moves away at a velocity of 0.92 m/s [N71oW] and ...
  80. Physics

    I'm preparing for a test. Can anyone check my answer for all these questions? These are my questions: 1. A stationary curling stone is struck in a glancing collision by a second curling stone of equal mass. If the first stone moves away at a velocity of 0.92 m/s [N71oW] and ...
  81. physics

    At what distance would the repulsive force between two electrons have a magnitude of 8.50 N? I have no idea how to do this problem... can someone help me please... 3x10^-4/8.50?
  82. Physics

    Two electrons exert a force of repulsion of 0.96 N on each other. How far apart are they? The elemental charge is 1.602 × 10 −19 C .
  83. chem please explain to me!

    can someone please elpain to me the formation of binary ionic compounds from its constituent element. cuz I don't understand! thanks I really thank you guys alot! What grade are you in? Do you know about s and p orbitals? um.. why does it matter??? and I don't get the whole ...
  84. Pyhsics

    The weight of the atmosphere above 1 m2{\rm m}^{2} of Earth's surface is about 100,000 N{\rm N}. Density, of course, becomes less with altitude. But suppose the density of air were a constant 1.2 kg/m3{\rm kg}/{\rm m}^{3}. Calculate where the top of the atmosphere would be. ...
  85. chemistry help

    ok so i need to find how many atoms make up the earth. the average atomic mass of the atoms is 14g/mol. avogadro's number gives the number of atoms in a mole. so what atom do i take?? carbon or something??
  86. physics

    A spelunker is surveying a cave. She follows a passage 120 m straight west, then 210 m in a direction 45∘ east of south, and then 280 m at 30∘ east of north. After a fourth unmeasured displacement, she finds herself back where she started. A. Use a scale drawing to...
  87. physics

    A car travels 12 km due north and then 26.2 in a direction 0/( that is supposed to be a circle with a line through it)67.3 west of north. Find the magnitude of the cars resultant displacement
  88. social studies

    which most precisely describes the location of Southwest Asia? a) west of India b) south of the Arctic Cirlce c) north of the equator d) east of the Mediterranean Sea is it a?
  89. world history

    Peter the Great's decision to move the capital of Russia to St. Petersburg reflects the shift of power in Europe to the A. north. B. east. C. west. D. south.
  90. Social Studies

    1. Which most precisely describes the location of Southwest Asia? a) west of India b) south of the Arctic Cirlce c) north of the equator d) east of the Mediterranean Sea**
  91. Geography

    I'm doing mapping and I need to put Bogota, Rio De Janeiro, and Buenos Aires on a map of the western hemisphere. I know if they're in north of south america, but I need exact location by Monday.
  92. social studies

    how did the war with mexico lead to conflict between the north and the south? Texas was pro-slavery. http://www.pinzler.com/ushistory/timeline5.html
  93. Civics ASAP PLZ =:)

    In the examples of North America and South Vietnam, the united states chose a course of action that could best be described as____________. Intervention*** Imperialism Diplomacy Isolation
  94. physics

    Canadian snowbirds usually follow the I-15 at a speed of about 120 kilometers per hour. Canadian geese, on the other hand, migrate approximately along a north-south direction for well over a thousand kilometers in some cases, traveling at speeds up to about 100 kilometers per ...
  95. physics

    Canadian snowbirds usually follow the I-15 at a speed of about 120 kilometers per hour. Canadian geese, on the other hand, migrate approximately along a north-south direction for well over a thousand kilometers in some cases, traveling at speeds up to about 100 kilometers per ...
  96. physics

    Canadian snowbirds usually follow the I-15 at a speed of about 120 kilometers per hour. Canadian geese, on the other hand, migrate approximately along a north-south direction for well over a thousand kilometers in some cases, traveling at speeds up to about 100 kilometers per ...
  97. Physics

    A -10 mC charge experiences a force of 75 N directed south. What is the electric field magnitude and direction at the location of the charge? If this charge is removed and not replaced, what is the electric field magnitude and direction at the location it used to occupy? I ...
  98. Math

    I want to fence in a square vegetable patch. The fencing for the east and west sides costs $5 per foot, and the fencing for the north and south sides costs only $4 per foot. Find the total cost of the fencing as a function of the length of a side x (feet).
  99. Science

    Use the electron theory to explain how one object can be negatively charged and another can be positively charged. help If electrons are negative, removing them will leave a net positive charge (net meaning fewer negative electrons than postivite protons). Remember, in normal ...
  100. Physics

    A boat is at a point 120km West and 60km South of its destination. It sails in water which has a current of 20km/h North. In order to arrive at the destination, the captain decides to head the boat due East at 50km/h until he reaches a point due South of the destination. He ...
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