A newly discovered planet has four times the mass of the Earth, but a person’s weight on the new planet's surface is the same as the person’s weight on the Earth's surface.   What is the radius of the new planet in terms of the radius R of Earth

Q: If Earth expanded to twice its diameter without changing it's mass, find the resulting magnitude of…

A: Given data: The changed diameter of the earth is D1=2D.   The expression for the gravitational…

Q: A Ferris wheel completes 2 revolutions in 60 seconds. Determine how far it has traveled in 15…

A: Given: The wheel completes two revolutions in 60 s. The time interval is 15 s. The radius of the…

Q: a 65kg person stands on earths surface (assume distance is to the equator.) Earths mass is 5.97 x…

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Q: Which of the following is NOT one of Kepler's Laws of Planetary Motion? A. The square of a planet's…

A: According to Kepler's first law, Planetary orbits are elliptical with sun as a focus. So, option D…

Q: 4. The distance between the centers of Earth and its moon is 3.84 x 108 meters. Earth's mass is…

A: Mass of Earth = M = 5.9742×1024 kg Mass of Moon = m = 7.36×1022 kg Distance between the centers = R…

Q: For an object with a given mass on Earth, calculate the weight of the object with the mass equal in…

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Q: Express, in percent, the difference in gravitational force when an object is located at sea level…

A: Solution: Given that gravity at sea level and gravity at A m level

Q: The strength of the force of gravity between two objects depends on which factors? A) The masses of…

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Q: The Earth has a mass of 5.97* 1024 kg and the Moon has a mass of 7.35 * 1022 kg. If they are…

A: The gravitational force between the Earth and the Moon can be found out using the equation,

Q: Calculate the values of g at Earth’s surface for the following changes in Earth’s properties: (a)…

A: The acceleration due to gravity at the surface of the earth,   Substitute,

Q: What is the mass of earth?

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Q: Find the density of a planet with a radius of 4000 m if the gravitational acceleration for the…

A: The equation for gravitational acceleration in terms of gravitational constant and radius of planet…

Q: The radius of a planet is three times that of Earth and its mass is nine times that of Earth. The…

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Q: When the planet Saturn is furthest from Earth it is 1,37 x 1012 m away. The planet Saturn has a mass…

A: Write a given values of this question.

Q: The gravitational force between a planet and its moon is 6*10^16 N. For another moon orbiting the…

A: The given data are: F=6×1016 NR'=2RM'=3M Here, F denotes the gravitational force, R' denotes the…

Q: A space traveler weighs 401 N on Earth. What will the traveler weigh on another planet whose radius…

A: Weight of body on earth is; W=mg Here , m is mass and g is acceleration due to gravity and its value…

Q: The planet Mercury has a radius of about 0.38 Earth radii and a mass of only 0.055 Earth masses.…

A: The gravitational acceleration of the Earth is, gE=GMERE2                                   ......…

Q: A ferris wheel completes 2 revolutions in 60 seconds. Determine how far it has travelled in 15…

A: Covered distance S=wtr  W=2π×2/60 =0.209 rps r=radius=10m  t=15s

Q: What is the approximate radius of the earth? a) 650 km b) 6500km c) 65000km d) 650000km e) none…

A: The radius of the earth is the distance between the center to the surface. It is used in many…

Q: You weigh 180lb on the earth's surface. What would you weigh at a distance from the center of the…

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Q: Newton's Law of Gravitation says that the magnitude F of the force exerted by a body of mass m on a…

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Q: What is the mass of the sun if the radius is 7.1*10^8 and the gravitational acceleration is 270?…

A: Write the given value of this question, Radius of sun is, R=7.1×108m  Gravitational acceleration is,…

Q: Calculate the force between two objects that have masses of 3,351 kilograms and 4,303 kilograms…

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Q: The weight of an object at the surface of a planet is proportional to the planet's mass and…

A: Write the given values with suitable variables. Here, RJ denotes the radius of Jupiter, RE denotes…

Q: The planet Mars has mass 6.4 × 1023 kilograms and radius 3.4 × 106 meters. What is the gravitational…

A: Write the given values of this problem. Mm=6.4×1024 kgMa=75 kgRm=3.4×106 mMa=75 kg

Q: The radius of the moon is roughly 1080 miles . The acceleration of gravity at the surface of the…

A: Given Data Radius of the moon is given as Rmoon=1080 mi=1080 mi×1609 m1 mi=1.74×106 m Gravitational…

Q: A person weighs 1 N on the moon, where g=1.6b m/s^2. Determine (1) the mass of the person; and (2)…

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Q: An object that has a mass of 589 kg is on a journey from the earth to the moon. If the distance from…

A: mass of object (m) =589 kg mass of earth (M) = 5.97×1024 kg mass of moon (M') = 7.35×1022 kg…

Q: The weight of an object at the surface of a planet is proportional to planet's mass and inversely…

A: The expression for the weight of an object on Earth is,

Q: Two planets, planet A and planet B, have the same surface gravity. However, planet B has twice the…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Calculate the values of g at Earth's surface (in m/s?) for the following changes in Earth's…

A: Introduction Gravitational acceleration at Earth can be measured as…

Q: The radius of Earth is 6.371 × 103 km. a. Find the altitude above Earth’s surface where Earth’s…

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Q: The gravitational force of attraction between two bodies is ____________________ the distance…

A: The mathematical expression for the force of gravitational attraction is given as, F=Gm1m2r2 Here, G…

Q: 5.0-kg block is taken to another planet that has the same mass as the Earth. What is the planet’s…

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Q: A person with a mass of 55 kg is standing on a planet and experiences a weight of 558 N. If the…

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Q: A sphere of copper has a radius of 50.0 cm and a mass of 4690 kg. A sphere of unknown metal has a…

A: Given: Mass of the copper sphere, m1 = 4690 kg. Mass of the unknown metal = m2 kg. Radius of copper…

Q: The Earth’s radius is about 6370 km. An object that has a mass of 80 kg is taken to a height of 200…

A: Given that an object of mass 80 kg is taken to a height of 200 km from surface of Earth. Te mass of…

Q: An object weights 1000 N on planet Alpha. Planet Alpha has 5 times the mass of planet Beta and 4…

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Q: What would happen if the mass of earth were to decrease by a factor of 3 but its radius stays the…

A: Given data: New mass of the earth (M') = M/3 New radius (R') = R Required: The change in force of…

Q: what is gravity if it is 2,3,4 and 9 times the radius of the earth

A: Given : To find the gravity if it is 2,3,4 and 9 times radius of the earth.

Q: Which of the following is made of the densest material? a. Mercury b. the Moon d. all of the…

A: Density of Mercury is 5.43g/cm3 Density of Moon is 3.34g/cm3

Q: Express, in percent, the difference in gravitational force when an object is located at sea level…

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Q: According to Kepler's second law, what quantity is swept out in an equal interval of time during a…

A: Required : Which quantity is swept out in an equal interval of time.

Q: The acceleration of gravity on the surface of the moon is approximately 1/6 of that at the surface…

A: Given Information:- Mass of the astronaut on the surface of the Earth is MEarth=48 kg Acceleration…

Q: A 100 lb astronaut goes to planet X with mass 7 times the mass of earth and radius 8 times the…

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