WebApr 4, 2006 · Three factors play into a gas's ability to escape the pull of a planet's gravity: temperature, molecular mass, and escape velocity, the speed a molecule needs to achieve to escape into space ... WebFeb 28, 2024 · That means, the air nearer Earth’s surface is squished by the air above it, and is thus denser. The higher you go in the atmosphere, the thinner the air becomes. Ninety-nine percent of the air is in the lowest 30 kilometers (19 miles) of the atmosphere. If Earth were the size of a beach ball, the breathable atmosphere would be as thin as paper.
How does Earth hold its atmosphere? - Physics Stack Exchange
WebJul 27, 2009 · But where the space station roams, some 220miles (354 km) up, the force of gravity is still about 90 percent what it ishere on the surface. Earth's gravity is still … WebMar 5, 2011 · The answer is gravity – the same force that keeps us anchored to Earth. And yet, although you might not realize it or think about it, Earth does continually lose some of its atmosphere to space. tarif hessen
Terminal velocity - Wikipedia
WebJul 31, 2024 · It does not mean the effect (gravity) has vanished. ... So the Earth's atmosphere stays with the Earth because the air molecules that make up the atmosphere are all individually accelerating towards the Earth just like any other object does. The fact the atmosphere is bound to the Earth is no more surprising than the fact you and I are … WebOct 29, 2024 · russ_wattersMentor. I have read an article in Quora, where a person says that "Gravity pulls the atmosphere towards itself and that's one of the reason why our … WebFeb 23, 2024 · That is, why does Earth have an atmosphere? In short, our atmosphere is here because of gravity. When Earth formed, about 4.5 billion years ago, the molten planet barely had an atmosphere. tarif handwerk metall bayern