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if so, why?

thanks

2007-05-19 03:01:25 · 9 answers · asked by Anonymous in Science & Mathematics Astronomy & Space

9 answers

Yes gravity is different on different planets and moons. The more mass an object has, the more gravity it will have. This is why the moon has less gravity, since it's smaller than Earth. Jupiter, however, being much larger has a massive gravitational pull.

2007-05-19 03:05:37 · answer #1 · answered by ? 3 · 0 0

Of course the strength of gravity is different on other planets and moons. The strength of the gravitational pull is equal to the mass of the planet or moon. So if there's a really massive cellestial object such as Jupiter, it would have much more gravitational pull than a moon such as the Earth's.

2007-05-19 03:14:24 · answer #2 · answered by kevin r 2 · 0 0

There is a specific reason why different masses of apparent same size are able to have differing gravitational fields. The answer lies in the physics trilogy, which is: E =mc2, m = E/c2, and c2 = E/m. The last is that for a field of physical time, or that of a field of gravity. It is a mass to energy relationship, and in order for this force to perform work an energy source is required. Stephen Hawking in “A Brief History of Time,” page 92, paragraph 3, states; “Like light, gravitational waves carry energy away from the objects that emit them”. Notice that it requires an energy source in order for energy to be carried away. That source of energy within a mass is the heat energy contained within. If this energy increases, the force of gravity increases, if it decreases then so does the field. Were a mass the size of our planet to be found that had no gravitational field, then it would be realized that the mass contained no heat energy but had a relative heat index of zero, or almost zero.

2007-05-19 04:39:28 · answer #3 · answered by Anonymous · 0 0

There is gravity all the way between satellites being attracted to the creation of a black hole. It is all gravity. U hear many talking about of getting out of gravity ,not so in the center of our Galaxy there is a black hole that has a gravity well that can be 100 light years across.

2007-05-19 03:30:27 · answer #4 · answered by JOHNNIE B 7 · 0 0

Your weight on a scale would vary, because the sizes and masses differ. On Mars, you would weigh about 38% of your earthly weight, and on the moon it would be about 17%; both bodies have less mass than the earth. However, the gravitational constant is the same throughout the universe.

2007-05-19 03:09:01 · answer #5 · answered by Anonymous · 0 0

the gravitational pulls is directly proportionate to the mass of the object. the greater the mass, the more the pull. the lower the mass, the lower the pull

2007-05-19 03:04:42 · answer #6 · answered by Anonymous · 1 0

hi .... i think there are differences : because of many reasons
1st : density of the planets
2nd: because of the spin speed of the planet

2007-05-19 03:24:46 · answer #7 · answered by polla a 1 · 0 0

Yes. It depends on the size, density, and material of the body.

2007-05-19 03:06:47 · answer #8 · answered by flylow000 2 · 0 0

of course

2007-05-19 03:08:32 · answer #9 · answered by Anonymous · 0 0

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