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We know that gravity exists because we walk on our two feet and we do not float around in the air.
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∙ 12y ago
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How do you know there's gravity on earth?
Gravity holds the planet together as a 'ball' and you on it. It also makes things fall. We can measure this so we know the force of gravity on earth and can calculate it for other planets and stars.
Why do we know the gravity on the moon compared on earth?
We can know through two ways. First, we know the moon's mass and radius. From there it is fairly simple to calculate surface gravity. Second, we have sent probes and people to the moon, making it possible to actually measure the strength of gravity.
How does the sun hold Earth in orbit?
By gravity. If you want to know a detailed way, type gravity in Wikipedia.
How does gravity affect affect orbits?
The simplest and best answer to that question is: -- Without gravity, there would be no orbits. -- Once you completely understand gravity, you can figure out everything there is to know about orbits, because it all comes from the behavior of gravity.
Why would astronauts have to know what gravity is?
It is a common misconception that gravity does not exist in space. The truth is that in space, gravity is the most important force in governing the movement of large objects. You cannot plot a trajectory in space without understanding gravity.
Is there an action replay code to get jiratchi?
There is a code to get jiratchi, but I do not know it. It exsists though
Does somebody name Bonnie Cheung exsists?
no there is not
Where is the part of the Earth where life exsists?
Bioshere
Does New York exist?
it still exsists
What is a server that still exsists in minecraft?
Search for them online
Does New York really exist?
it still exsists
What is ncea level 4?
If that exsists, it must be Scholarship.
Is there a catterpiler that is green with yellow stripes that exsists?
=Yes=
Is ecw real or fake?
ECW no longer exsists
Signals that an explanitory note exsists?
note reference mark
Is Yeti of Himalaya truly exsists?
It is likely he exists they have videos and pictures of him.
Why do people exsists?
Scientific approach: through survival and through evolution.
