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What is the difference between gauge pressure and atmospheric pressure?
Gauge pressure is the pressure measured relative to atmospheric pressure, while atmospheric pressure is the pressure exerted by the Earth's atmosphere on a surface. Gauge pressure accounts for atmospheric pressure, while atmospheric pressure is the total pressure exerted by the atmosphere.
Why does atmospheric pressure decrease with altitude?
Atmospheric pressure decreases with altitude because there are fewer air molecules higher up in the atmosphere, leading to lower air density and less pressure exerted by the air above.
What is the relation between pressure in atmosphere and pressure?
Atmospheric pressure is the surrounding pressure around us. We live in the atmosphere and treat the atmospheric pressure as the base pressure. A pressure gauge would read 0 at atmospheric pressure. When we define the pressure in scientific way of absolute pressure, we need to add up an atmospheric pressure to the measured pressure.
Why does pressure decrease with altitude?
Pressure decreases with altitude because as you go higher in the atmosphere, there are fewer air molecules above you exerting pressure downwards. This results in lower atmospheric pressure at higher altitudes.
How does the kinetic theory account for atmosphere pressure?
The kinetic theory explains atmospheric pressure by stating that gas molecules are in constant motion, colliding with each other and the surfaces around them. These collisions create a force that is distributed evenly in all directions, contributing to the pressure exerted by the atmosphere. The more molecules present and the faster they move, the higher the pressure will be.
What would earth's atmospheric pressure be if earth's atmosphere contained twice as many molecules as is does today?
If Earth's atmosphere contained twice as many molecules as it does today, the atmospheric pressure would also double. This is because pressure is directly related to the number of gas molecules in the atmosphere.
Does atmospheric pressure decrease the deeper you go in the atmosphere?
Yes, atmospheric pressure decreases as you go higher in the atmosphere. This is because the weight of the air above decreases with altitude. Additionally, at higher altitudes, there are fewer air molecules exerting pressure.
Which fundamental force contributes to oressure in both water and the atmosphere?
The electromagnetic force contributes to pressure in both water and the atmosphere. In water, this force between water molecules results in pressure, while in the atmosphere, the force between air molecules creates atmospheric pressure.
What is the difference between gauge pressure and atmospheric pressure?
Gauge pressure is the pressure measured relative to atmospheric pressure, while atmospheric pressure is the pressure exerted by the Earth's atmosphere on a surface. Gauge pressure accounts for atmospheric pressure, while atmospheric pressure is the total pressure exerted by the atmosphere.
Why does atmospheric pressure decrease with altitude?
Atmospheric pressure decreases with altitude because there are fewer air molecules higher up in the atmosphere, leading to lower air density and less pressure exerted by the air above.
Which factor causes atmospheric pressure?
Atmospheric pressure is primarily caused by the weight of air above a specific point on the Earth's surface. Gravity pulls air molecules towards the Earth, creating a force that results in atmospheric pressure.
What is molecules closer to the surface that are more densely packed than those higher in the atmosphere because of gases pressing down from higher in the atmosphere?
Atmospheric pressure
Which property of the atmosphere does a barometer measure?
A barometer measures barometric pressure. Which is also known as Atmospheric Pressure. That's the pressure in the atmosphere that pushes down on you. When atmospheric pressure falls it can be a sign of potential t-storms and/or rain. Whereas when it rises it can be a sign of potentially fair weather.
Why is the atmospheric pressure on moon is zero?
The atmospheric pressure on the moon is essentially zero because the moon does not have a significant atmosphere. Unlike Earth, which has a dense atmosphere that exerts pressure due to the weight of the air above us, the moon lacks this gaseous envelope and thus has almost no atmospheric pressure.
Define atmospheric pressure?
Atmospheric pressure refers to the force exerted by the weight of the air above a certain point on Earth's surface. It is responsible for driving weather patterns and can vary based on altitude and weather conditions.
What is the relation between pressure in atmosphere and pressure?
Atmospheric pressure is the surrounding pressure around us. We live in the atmosphere and treat the atmospheric pressure as the base pressure. A pressure gauge would read 0 at atmospheric pressure. When we define the pressure in scientific way of absolute pressure, we need to add up an atmospheric pressure to the measured pressure.
What is atmosheric pressure and what causes it?
Atmospheric pressure is the force exerted by the weight of air in the Earth's atmosphere. It is caused by the gravitational pull of the Earth on the air molecules and decreases with altitude.
