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Clarification about gravity and floating in space - Physics Forums
... we float in space. What is it that keeps us from falling through it? ... Also, how do the Sun and our planets and other stars stay where they are? Thanks! jcsd ... However, its effect does drop off quickly with distance. ... The astronauts are in orbit around the Earth, same as the Moon. ... The Sky really is falling! |
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If the earth is round like a ball, why aren't we standing at odd angles ...
This pull is what keeps us all from flying off into space. ... This is why they can float, and there is no "up" or "down." ... What are the retrograde motions of planets in the sky? ... If you take a birds-eye view from the top of the solar system all theplanets orbit around the Sun in a counter-clockwise (or direct... |
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Q & A: Why do Planets have Gravity | Department of Physics ...
... force is what keeps the Moon in orbit around the Earth and the planets aroundthe Sun, ... One problem with all of this is that it is hard to incorporate gravity into our ... structures and understanding one of them helps us to understand the others. ... so as not to fall off the 1/d^2 scale, and both not moving, there is gravitati... |
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What Is an Orbit? | NASA
That's because Earth is following an orbit all the way around the sun. The International ... Planets, comets, asteroids and other objects orbit the sun. ... Without gravity, a satellite would fly off into space. ... This tug-of-war keeps the satellite in orbit. ... Pluto was discovered in 1930 by an astronomer from the United State... |
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What Causes Gravity - Universe Today
It is what holds the planets in orbit as well as the very universe itself. It is what keeps us from floating off into space and plays a crucial role in almost ... What the 'Perfect' Female Body Looks Like Around the World (PHOTOS) The Stir ... Next post: What Color is the Sky ... Order Of the Planets From The Su... |
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What Is Microgravity? | NASA
Microgravity is why astronauts float around inside their spacecraft while in ... Gravity is what holds the moon in orbit around Earth. ... It keeps the sun in place in the Milky Way galaxy. ... . The U.S. Naval Observatory discovered Charon in 1978. ... .. throw off its outer layers and turn into a glowing ring of gas called a planetary ... |
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Gravity: Facts (Science Trek: Idaho Public Television)
Satellites are placed in orbit around the earth to assist with telephone calls, television ... and centrifugal — work to keep the planets and their moons in orbitaround each other. ... If a person drops a 10 pound ball and a 5 pound ball off a building at the ... So how do astronauts float in space if the pull of gravity is so strong? |
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What would happen if gravity disappeared for five minutes? - Quora
What would happen if there was no gravity, not just affecting us, but everything? ... planets in theirorbits around the Sun; for keeping the Moon in its orbit around ... Therefore we will have nothing to transfer that heat away from us and keep us cool. ... Yes, in the same way that you are being propelled out into space, the Earth ... |
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Child Questions Part 2
But on their journey together around the Sun, the moon's path wobbles a bit ... Gravity is always pulling down on us and the things about us, even when we ... " Do the people on the bottom of the world see the sky up above? ... you from ' flying off into space' in spite of the Earth's rotation, and to keep our atmosph... |