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Why can gases such as helium escape earth's atmosphere?
Gases like helium can escape Earth's atmosphere because they have low molecular weight, which allows them to reach escape velocity more easily. Additionally, helium is light enough to be carried away by solar winds, contributing to its escape from the atmosphere.
Is there helium in Mars?
The tables I found list no helium, as measured by the Venera probes. If its there, it is only in minute traces. The atmosphere is extremely hot and dense, and a gas as light as helium would escape into space very quickly.
Why does the atmosphere of Saturn appear to have only half the helium content of Jupiter?
Saturn's atmosphere appears to have half the helium content of Jupiter because Saturn has a lower overall density than Jupiter, leading to a greater proportion of hydrogen compared to helium in its atmosphere. Jupiter's higher density means that there is more helium present in its atmosphere compared to Saturn.
There is no atmosphere on the moon. Explain on the basis of escape velocity?
The moon's escape velocity is lower than the average velocity of gas particles in its atmosphere, so the moon cannot retain an atmosphere as the gas particles would escape into space. This is why the moon has no significant atmosphere.
What type of gas is found atmosphere?
hydrogen and helium
Why can helium escape the earth's atmosphere?
Helium is lighter than oxygen and can escape the ozone.
Why can gases such as helium escape earth's atmosphere?
Gases like helium can escape Earth's atmosphere because they have low molecular weight, which allows them to reach escape velocity more easily. Additionally, helium is light enough to be carried away by solar winds, contributing to its escape from the atmosphere.
Why can gases such as helium escape the earth's atmosphere?
because earth has gas particles that can let helium go
Why can a gas such as helium escape the atmosphere?
the molecues are lighter than the ones in the air.
Is there helium in the atmosphere?
Yes there is helium in the Earth's atmosphere.
Why can helium escape earths atmosphere?
The helium atom does not form a diatomic molecule, unlike the main components of the atmosphere, nitrogen and oxygen, and it is a very light atom, actually the second lightest of all atoms (second only to hydrogen) and it is gravity which holds our atmosphere in place on the surface of the Earth, so the lighter the particle, the more easily it can escape into space.
Why the Earth's atmosphere do not have helium and Hydrogen?
Helium and hydrogen are very light gases that can easily escape Earth's gravitational pull. Therefore, over time, they have largely escaped from the Earth's atmosphere into space. Additionally, hydrogen can react with other elements in the atmosphere to form compounds such as water, further reducing its abundance in the atmosphere.
Atmosphere with hydrogen and helium?
An atmosphere composed mainly of hydrogen and helium would likely be very thin and lightweight compared to Earth's atmosphere. These gases are light and tend to escape easily into space due to the planet's gravity. Such an atmosphere might be similar to that of gas giants like Jupiter and Saturn.
Is there helium in Mars?
The tables I found list no helium, as measured by the Venera probes. If its there, it is only in minute traces. The atmosphere is extremely hot and dense, and a gas as light as helium would escape into space very quickly.
Is there helium in the lithosphere?
no. helium is found in the atmosphere.
What mechanism is responsible for the relative absence of helium in saturns atmosphere?
Helium has precipitated (rain) out of Saturn's atmosphere, after Saturn initially cooled off. This precipitation mechanism accounts for the lack of helium in Saturn's atmosphere and the extra energy coming from Saturn.
Does helium have smaller particles than nitrogen or oxygen?
Helium has smaller particles than nitrogen or oxygen. Helium atoms are smaller in size, as they have fewer protons and neutrons in their nucleus compared to nitrogen or oxygen atoms. This smaller size allows helium atoms to move more freely and escape into the atmosphere, which is why helium is a lighter gas.
