1. physics

    On planet x, an object weighs 10.4N. On planet B where the magnitude of the free fall acceleration is 1.48g (where g=9.8 m/s^2 is the gravitational acceleration on Earth),the object weighs 24.6N. The acceleration of gravity is 9.8 m/s^2. What is the mass of the object on Earth...
  2. physics

    On planet X, an object weighs 18.1 N. On planet B where the magnitude of the free-fall acceleration is 1.28 g (where g = 9.8 m/s 2 is the gravitational acceleration on Earth), the object weighs 37.9 N. The acceleration of gravity is 9.8 m/s 2 . What is the mass of the object ...
  3. Pyhsics

    A) On planet X, an object weighs 19.2 N. On planet B where the magnitude of the free-fall acceleration is 1.17 g (where g = 9.8 m/s2 is the gravitational acceleration on Earth), the object weighs 34.9 N. The acceleration of gravity is 9.8 m/s2 . What is the mass of the object ...
  4. Physics: How much do you way on another planet

    A person weighs 900 N on Earth. What would he weigh on another planet, where the free-fall acceleration is 26.4 m/s2? Answer in units of N.
  5. Free Fall

    The acceleration due to gravity on planet X is one fifth that on the surface of the earth. If it takes 3.9 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet X?
  6. physics

    An object of mass 5 kg weighs 30 N on planet Z. The acceleration due to gravity on planet z is? a) 30 m/s^2 b) 10 m/s^2 c) 6 m/s^2 d) 0.17 m/s^2 e) 150 N
  7. physics

    Planet Z is 1.00×10^4 km in diameter. The free-fall acceleration on Planet Z is 10.0 m/s^2. a)What is the mass of Planet Z? b)What is the free-fall acceleration 9000 km above Planet Z's north pole?
  8. Physics

    The free-fall acceleration at the surface of planet 1 is 18 m/s^2. The radius and the mass of planet 2 are twice those of planet 1. What is the free-fall acceleration on planet 2?
  9. earth

    The acceleration due to gravity on planet X is one fifth that on the surface of the earth. If it takes 4.6 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet X? Answer in units of s
  10. physics

    a woman who weighs 150 lb. on earth would weigh 340 lb. on another planet, what is her mass on earth, what is her mass on the other planet, what is the magnitude of the gravitational field on the other planet
  11. physics

    The acceleration due to gravity on planet X is one fifth that on the surface of the earth. If it takes 3.5 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet X? Answer in units of s.
  12. physics

    The acceleration due to gravity on planet X is one fifth that on the surface of the earth. If it takes 4.6 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet X? Answer in units of s
  13. physics

    when an object is dropped frome a hight of 20m above the surface of planet Z, it will fall 5m during the 2nd second of fall. What is the acceleration of a falling object near the surface of this planet?
  14. Physics

    An object is allowed to fall freely near the surface of an unknown planet. The object falls 80 meters from rest in 5.0 seconds. The acceleration due to gravity on that planet is? Would the answer be 16?
  15. 11th grade

    What is the acceleration on planet X, if a 1.5 kg object weighs 3.45 N on plantet X?
  16. physics

    an object is released from rest on a planet that has no atmosphere.the object falls freely for 3.46 m in the first second.what is the magnitude of the acceleration due to the gravity on the planet?
  17. Physics

    An object is released from rest on a planet that has no atmosphere. The object falls freely for 2.73 m in the first second. What is the magnitude of the acceleration due to gravity on the planet?
  18. physics

    An object is released from rest on a planet that has no atmosphere. The object falls freely for 5.03 m in the first second. What is the magnitude of the acceleration due to gravity on the planet? Answer in units of m/s2
  19. Physics

    At the surface of a certain planet, the gravitational acceleration g has a magnitude of 12.0 m/s^2. A 21.0-kg brass bell is transported to this planet. What is (a) the mass of the brass ball on the Earth and on the planet, and (b) the weight of the brass ball on the Earth and ...
  20. space

    What is the force of gravity at 220 miles above Earth's surface? Calculate how much of a g force the astronauts are actually experiencing. The solution for this math problem is a percentage. You can calculate it using the Algebraic equation: gr = R2/r2 x g R = the radius of ...
  21. physics

    acceleration due to gravity questions when an object is dropped from a height of 10m above the surface of the planet z, it takes 1.2 seconds for the object to reach the surface. what is the acceleration of a falling object near the surface of the planet?
  22. Physics

    A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet? Use Kepler's third law...
  23. physics

    A 2.5 kg mass weighs 23.75 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.7 × 10 6 m.Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11N · m2/kg2
  24. physics

    A 4 . 7 kg mass weighs 39 . 95 N on the surface of a planet similar to Earth. The radius of this planet is roughly 6 . 2 × 10 6 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6 . 67259 × 10 − 11 N · m 2 / kg 2 . Answer in...
  25. Physics

    Imagine you are an astronaut who has landed on another planet and wants to determine the free-fall acceleration on that planet. In one of the experiments you decide to conduct, you use a pendulum 0.47 m long and find that the period of oscillation for this pendulum is 1.43 s. ...
  26. Physics

    Imagine you are an astronaut who has landed on another planet and wants to determine the free-fall acceleration on that planet. In one of the experiments you decide to conduct, you use a pendulum 0.47 m long and find that the period of oscillation for this pendulum is 1.43 s. ...
  27. earth

    On planet Tehar, the free fall acceleration is the same as that on the Earth, but there is also a strong downward electric field that is uniform close to the planets surface. A 2.00k ball having a charge of 5.00C is thrown upward at a speed of 20.1 m/s. It hits the ground ...
  28. physics

    A 2.5 kg mass weighs 23.75 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.7 × 10^6 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10^−11N · m2/kg2. Answer in units of kg
  29. physics

    A 3.3 kg mass weighs 30.03 N on the surface of a planet similar to Earth. The radius of this planet is roughly 7.4 × 106 m. Calculate the mass of of this planet. The value of the universal gravitational constant is 6.67259 × 10−11 N · m2/kg2. Answer in units of kg
  30. Math

    an object’s weight on a planet is directly proportional to the mass of that planet and inversely proportional to the square of the radius of the planet. jupiter is 318 times as massive as Earth and has a radius 11 times as large as that of Earth. if Gordon weighs 100 pounds ...
  31. physic 1010 first year university

    Planet Z is 9000 km in diameter. The free-fall acceleration on Planet Z is 10.0 m/s^2.What is the mass of Planet Z?
  32. Physics

    What is the force of gravity at 220 miles above Earth's surface? Calculate how much of a g force the astronauts are actually experiencing. The solution for this math problem is a percentage. You can calculate it using the Algebraic equation: gr = R2/r2 x g R = the radius of ...
  33. algebra

    the weight of an object varies inversely as the square of its distance from the center of the planet it is on. If a person weighs 180 pounds on a planet's surface, what is his weight 250 miles above the surface of the planet? The planet's radius is 7000 miles.
  34. college

    A spaceship lands on the planet whose radius is 5 times that of planet earth and whose mass is 25 times that of planet earth. Find the apparent weight of the astronaut on the second planet if the astronaut weighs 150lbs on planet earth
  35. physical science

    If you know that a 1-kg object weighs 10N, confirm that the acceleration of a 1-kg stone in free fall is 10 m/s2.
  36. Physics

    On some strange planet you find that a 17.4 kg object falls downward 24.6 meters in 3.4 seconds. What is the magnitude of the acceleration due to gravity on this planet?
  37. physics

    An object rests on the surface of planet y. Its mass is unknown. Find the acceleration due to gravity near the surface of planet y. Answer in m/s/s. G=6.673x10^-23 radius of planet y=2439700m mass of planet y=3.302x10^23kg radius of planet x=71492000m mass of planet x=1.89x10^...
  38. Physics

    On a distant planet, a freely falling object has an acceleration of 17m/s2m/s^2 . Calculate the speed that an object dropped from rest on this planet acquires in 2.0ss .
  39. PHYSICS

    the radius of the planet Venus is nearly the same as that of the earth.if an object weighs We on the earth,what is valu
  40. college physics

    A new planet has been discovered that has a mass one-tenth that of Earth and a radius that is one-sixth that of Earth. Determine the free fall acceleration on the surface of this planet. Express your answer in the appropriate mks units.
  41. Physics

    If the mass of a planet is 0.571 times that of the Earth and its radius is 0.787 times that of the Earth, estimate the gravitational field g at the surface of the planet. The gravitational acceleration on Earth is 9.8 m/s2. Answer in units of m/s2
  42. Physics

    If the mass of a planet is 0.103 times that of the Earth and its radius is 0.592 times that of the Earth, estimate the gravitational field g at the surface of the planet. The gravitational acceleration on Earth is 9.8 m/s2. Answer in units of m/s2
  43. Physics

    Planet X has six times the diameter and seven times the mass of the earth. What is the ratio gX : ge of gravitational acceleration at the surface of planet X to the gravitational acceleration at the surface of the Earth?
  44. Physics-Gravity

    A 17.0-kg satellite has a circular orbit with a period of 2.31 h and a radius of 9.10×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.10 m/s2, what is the radius of the planet?
  45. Physics

    An object has a mass of 115 kg on the Earth. What is the weight of the object on the surface of a planet where the acceleration due to gravity is 5.6 m/s2?
  46. Math

    The weight of an object on the planet Mercury is about 2/5 the weight of that object on the Earth. An object that weighs 30 pounds on Earth would weigh how many pounds on Mercury? Need solution because I think it is 7.5 but my parents think the answer is 12. Thank you.
  47. Math

    The weight of an object on the planet Mercury is about 2/5 the weight of that object on the Earth. An object that weighs 30 pounds on Earth would weigh how many pounds on Mercury?
  48. Physics

    Suppose a new extrasolar planet is discovered. Its mass is double the mass of the Earth, but it has the same density and spherical shape as the Earth. How would the weight of an object at the new planet's surface differ from its weight on Earth? (Let Wnew be the weight of the ...
  49. Physics help please

    You are the science officer on a visit to a distant solar system. Prior to landing on a planet you measure its diameter to be 2.070E+7 m and its rotation to be 19.8 hours. You have previously determined that the planet orbits 1.590E+11 m from its star with a period of 368.0 ...
  50. earth

    An object on earth weighs 6 times what it would weigh on the moon. An object weighs 72 pounds on earth. Write multiplication equation to find the weight of object on moon.
  51. physics

    A 17.0-kg satellite has a circular orbit with a period of 2.31 h and a radius of 9.10×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.10 m/s2, what is the radius of the planet? radius = m
  52. phsics

    a man weighs 1370N on earth what would he weigh on jupiter where free fall acceleration is 25.9 m/s2 the acceleration of gravity is 9.8 m/s2 in units of N
  53. Physica

    A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet? I am not sure which ...
  54. physics

    An object is released from rest on a planet that has no atmosphere. The object falls freely for 5.02 m in the first second. What is the magnitude of the acceleration due to gravity on the planet? Answer in units of m/s can someone help me please? i tried doing this -5....
  55. physics

    At the surface of a certain planet, the gravitational acceleration has a magnitude of 15.0 . A 28.0- brass ball is transported to this planetWhat is the mass of the brass ball on the Earth and on the planet
  56. calculus 2

    An object thrown in the air on a planet in a distant galaxy is at height s(t) = -20t^2 +67t +42 feet at time t seconds after it is thrown. a) From what height was the object thrown? b) With what velocity was the object thrown? c) What is the acceleration due to gravity on this...
  57. Physics

    A man weighs 1220 N on Earth. What would he weigh on Jupiter, where the free-fall acceleration is 25.9 m/s2? The acceleration of gravity is 9.8 m/s2 . Answer in units of N.
  58. Phsics

    A man weighs 772 N on Earth. What would he weigh on Jupiter, where the free-fall acceleration is 25.9 m/s2? The acceleration of gravity is 9.8 m/s2 . Answer in units of N
  59. Physics

    I have a hard time solving this problem. The weight of an object at the surface of a planet is proportional to the planet's mass and inversely proportional to the square of the radius of the planet. Jupiter's radius is 11 times Earth's and its mass is 320 times Earth's. An ...
  60. physics

    Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every 530 days. a.) ...
  61. Physics

    1. Planet X orbits the sun with a mean orbital radius that is 6200 times that of earth. Its diameter is twice that of earth, and its mass is 8 times that of earth. A) Calculate the year of the planet X. B) Calculate the acceleration due to gravity on planet X. C) Calculate the...
  62. phys

    An astronaut drops an object from rest (relative to the planet) on a planet alpha (having the same radius as of earth) from an altitude of one radius above the surface. When the object hits the surface its speed is 3.98 times what it would be if the same experiment were ...
  63. math

    an object that weighs 234lb on jupiter weighs 100lb on earth. what would an object that weighs 400 lb on jupiter weigh on earth?
  64. PHYSICS!!!!!

    An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 19.0 m if her initial speed is 3.80 m/s. What is the free-fall acceleration on the planet?
  65. physics

    An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 15.0 m if her initial speed is 2.40 m/s. What is the free-fall acceleration on the planet?
  66. physics

    An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 17.0 m if her initial speed is 3.80 m/s. What is the free-fall acceleration on the planet?
  67. physics

    An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 10.0 m if her initial speed is 2.60 m/s. What is the free-fall acceleration on the planet?
  68. physics

    An astronaut on a strange planet finds that she can jump a maximum horizontal distance of 10.0 m if her initial speed is 2.60 m/s. What is the free-fall acceleration on the planet?
  69. PHYSICS

    An object weighs 480 N on earth. What would its weight be on a planet whose mass is twice the mass and ratio of the earth?
  70. earth

    On planet Tehar, the free-fall acceleration is the same as that on Earth but there is also a strong downward electric field that is uniform close to the planet's surface. A 2.00 kg ball having a charge of 5.00 µC is thrown upward at a speed of 29.2 m/s and it hits the ground ...
  71. PHYSICS

    An object weighs 480 N on earth. what would its weight be on a planet whose mass is twice the mass and half the ratio of the earth?
  72. Physics HELP!!

    two horizontal forces F1 and F2, acting on an object of mass 1.11kg. The magnitude of F1 is 27.56N. The object moves strictly along the horizontal x-axis, which we choose as positive to the right. Find the magnitude of F2 if the object has a horizontal acceleration of 8.4m/s^2...
  73. physics

    1. It has been suggested that rotating cylinders about 11 mi long and 5.2 mi in diameter be placed in space and used as colonies. What angular speed must such a cylinder have so that the centripetal acceleration at its surface equals the free-fall acceleration on Earth? 2. If ...
  74. Physics

    A rock is thrown downward from an unknown height above the ground with an initial speed of 28 m/s. It strikes the ground 4.4 s later. Determine the initial height of the rock above the ground. The acceleration of gravity is 9.8 m/s 2 . Answer in units of m 014 10.0 points An ...
  75. science

    the radius of planet x is twice that of the earth and its mass is also twice that of the earth. The gravitational acceleration on planet x would be approximatley?
  76. Physics

    a 4 kg object is taken to a planet that has 3 times the mass of earth and 1/2 the radius of earth. On this planet the mass of the object will be most nearly.. A. 12kg B. 3kg C. 48kg D. 4kg E. 24 kg
  77. physics

    "Free-fall" Assigning Variables: Acceleration: If an object is going down: a = __________ If an object is thrown up: a = _________ If an object is dropped: a = _________ If an object is launched: a = _________ If yall could just give me the equations or variables, I will solve...
  78. Physics THRUST

    To begin I just need to know how to do thrust. A lunar lander in powered descent at 100 m above the surface of the moon slows down from a velocity of 20 m/s to 0.5 m/s at constant acceleration. Assume that the lander has a mass of 20,000 kg and that burning the fuel does not ...
  79. physics

    On Planet Y, the value of g is 12 m/s/s. If the human weighs 685 N on this planet, then how much woud he weigh on earth?
  80. physics help 3!! **

    Based on the following data about planet X (which orbits around the Sun): Planet X's distance from Sun = 3.6*1012 m Planet X's radius = 2*106 m Planet X's mass = 8.2*1022 kg a.) Find gx, the size of the acceleration due to gravity on the surface of Planet X. m/s2 b.) What is ...
  81. Physics

    The radius of the planet venus is nearly the same of that of the eart but it's mass is only 80% that of the earth. If an object weighs We on the earth (a) what does it weigh on venus (b) calculate the value of g in venus
  82. Algebra

    The gravitational force between an object & the Earth is inversely proportional to the square of the distance from the object to the center of the Earth. If an astronaut weighs 210 lbs on the surface of the Earth, what will he weigh 100 miles above the Earth? Assume that the ...
  83. physics

    1) write the formula to find the magnitude of gravitational force between earth and an object on earth's surface 2) how does the value of gravitational force 'f'change between two objects? 3) what is direction of an object moving with an acceleration due to gravity?
  84. Science

    Explain the law of motion needed to solve thisproblem . On Planet Zorg, a 30 kg barbell can be lifted by only exerting a force fo 180N. What is the acceleration of gravity on Planet zorg? Predict how the motion of this object would change if on earth.
  85. physics

    an object weighs 10N on earth .what is the objects weight on a planet one tenth the earths mass and one half its radius?
  86. physics

    person weighs 526 N on Earth. Another planet has twice the mass of Earth and Twice the radius of Earth. Find the weight on the other planet. I need help with a formula too.
  87. Physics

    The planet Krypton has a mass of 7.1 × 1023 kg and radius of 3.3 × 106 m. What is the acceleration of an object in free fall near the surface of Krypton? The gravita- tional constant is 6.6726 × 10−11 N · m2/kg2. Answer in units of m/s2
  88. physics

    explain the law of motion needed to slove this problem. On Planet Zorg, a 30kg barbell can be lifted by only exerting a force of 180N. what is the acceleration of gravity on Planet Zorg? Predict how the motion of this object would change on earth.
  89. physics

    A bag of sugar weighs 6.00 lb on Earth. What would it weigh in newtons on the Moon, where the free-fall acceleration is one-sixth that on Earth?
  90. Physics

    A bag of sugar weighs 6.70 lb on Earth. a) What would it weigh in newtons on the Moon, where the free-fall acceleration is one sixth that on Earth?
  91. Physical science

    The diameter of the planet saturn is 10 times that of the earth but the mass of the planet is only 90 times greater than that of the earth.what isthe gravitational acceleration(or number of 'gs'you"ll feel)on saturn?
  92. physical science

    the diameter of the planet saturn is 10 times that of the earth but the mass of the planet is only 90 times greater than that of the earth.what is the gravitational acceleration or number gs you will feel on saturn?(8.8m.s-2)
  93. Physics

    The moon Europa, of the planet Jupiter, has an orbital period of 3.55 days and an average distance from the center of the planet equal to 671,000 km. If the magnitude of the gravitational acceleration at the surface of Jupiter is 2.36 times greater than that on the surface of ...
  94. Physics help please

    You are the science officer on a visit to a distant solar system. Prior to landing on a planet you measure its diameter to be 2.070E+7 m and its rotation to be 19.8 hours. You have previously determined that the planet orbits 1.590E+11 m from its star with a period of 368.0 ...
  95. physics

    How do I calculate the radial acceleration in g's? For example: Calculate the radial acceleration (in g’s) of an object on the ground at the earth's equator, turning with the planet. Earth's radius is 6380 km.
  96. PHYSICS

    Calculate the radial acceleration of an object on the ground at the earth's equator in m/s2, turning with the planet.
  97. Physics

    Calculate the radial acceleration of an object on the ground at the earth's equator in m/s2, turning with the planet.
  98. physics

    CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8 m/s2 near the surface ...
  99. physics

    CRITICAL THINKING: The term ”weight” in physics has the following very specific meaning: “The weight of an object is the name given to a particular force: the gravitational force exerted by the earth on the object, giving it an acceleration of 9.8 m/s2 near the surface ...
  100. Physics

    The acceleration due to gravity on a planet other than the earth has a magnitude of 1.50 m/s2. As in examples 6, 7 and 8, a placekicker kicks a football with an initial speed of 20.3 m/s at an angle of 39.4 ° above horizontal. Assume that the ball is kicked on this other ...
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