Tips and tricks

Is the gravity on the moon and Earth the same and why are they the same or different?

Is the gravity on the moon and Earth the same and why are they the same or different?

The Moon’s surface gravity is weaker because it is far less massive than Earth. A body’s surface gravity is proportional to its mass, but inversely proportional to the square of its radius. You do not have the same weight on Earth as you would on the Moon, Pluto, or even the Sun or a neutron star.

What if the moon has the same gravity as Earth?

Surface gravity of a body is inversely proportional to the square of its radius, holding mass constant. That means that if you compressed the moon such that it was 1√6th of its current radius, it would have the same surface gravity as the Earth even though its mass woudn’t have changed at all.

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Is the moon held together by gravity?

In the solar system sun, moon and planets are held together in their respective positions by gravitational attractions the governing principle of which is the inverse square law. Gravity (and its inverse square law) applies at all distances.

What held together by its own gravity?

A star is a sphere of gas held together by its own gravity.

What happens to you on the moon compared to Earth the gravity on the moon is 1.62 m s2?

Earth pulls on the moon, keeping it in orbit around Earth. Earth’s mass is 5.9724 x 1024 kg and the moon’s mass is 0.07346 x 1024 kg. This equates to a surface gravity on the moon of 1.62 m/s2, or 0.165 of Earth’s 9.8 m/s2 gravity. The atmosphere around Earth does not make its gravity weaker.

How does gravity work on the Moon?

Gravity is the effect of the Moon to attract (and be attracted by) objects, with mass, through a FORCE. This force depends upon the masses of the two objects (and the separation as well) but the Moon has a smaller mass, so the force will be smaller and g on the Moon will be smaller as well!

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Why does the moon always keep the same face towards Earth?

“The moon keeps the same face pointing towards the Earth because its rate of spin is tidally locked so that it is synchronized with its rate of revolution (the time needed to complete one orbit). In other words, the moon rotates exactly once every time it circles the Earth.

Does the Moon have any gravity?

Many people believe that the Moon does not have any gravity. In fact, the Moon, like every other massive object in the Universe, attracts every other massive object gravitationally. Even subatomic particles such as protons and neutrons exert a gravitational pull on proximate objects, although it is so slight as to be negligible.

Why can’t we weigh ourselves on the Moon?

The Moon also exerts its force of gravity; since it’s smaller and lighter than Earth, if we could weigh ourselves on it we would discover we weigh around a sixth of our weight on Earth. One could ask why the Moon doesn’t fall on Earth as an apple from the tree. The reason is that the Moon is never still. It constantly moves around us.

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Why is the Moon So far away from the Earth?

The reason is that the Moon is never still. It constantly moves around us. Without the force of gravity from the Earth, it would just float away into space. This mix of velocity and distance from the Earth allows the Moon to always be in balance between fall and escape.

What happens to the gravitational force when two objects are separated?

The gravitational force among two objects is proportional to the mass of the objects, and it decreases very fast the moment we separate them. In fact we also attract objects with ‘our’ force of gravity, but we’re too lightweight to see the effects! The Sun, however, is so big that it’s able to hold us close even when it’s so far away.