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In warm air, molecules are spaced farther apart. As air cools, molecular activity and movement slows down which cause compaction of the molecules. The increased density of air in the same space automatically increases the overall weight. That is why warmer air layers over cold air because the cold air is 'heavier' and sinks to the ground while the 'lighter', warm air rises.
What else can I help you with?
Does mercury exert more pressure than water?
mercury exerts more pressure than water bcause mercury is a metal and water is a non metal obviously mercury weighs more than water
What effect does cold air have on air pressure?
Cold air is denser than warm air, so it exerts a higher pressure. When cold air moves into an area, it can increase the air pressure in that location. Conversely, when warm air moves into an area, it can decrease the air pressure.
At the same pressure which is more more dense- hot air or cold air?
Cold air. At the same pressure, the VOLUME of a gas will be proportional to the absolute temperature - that is, to temperature expressed in Kelvin. Density is inversely proportional to volume.
Does air have more or less pressure than still air?
Air in motion has lower pressure than still air. This is because moving air spreads out over a larger area, reducing the pressure it exerts compared to air that is still and confined in a smaller space.
Who exerts more pressure on the ground a 500N woman standing in 0.005m high heels or a 500N woman standing in 0.05m work boots?
The woman in high heels exerts more pressure on the ground because the pressure exerted is force divided by area; the smaller contact area of the heels concentrates the force, resulting in higher pressure. So, a 500N woman standing in 0.005m high heels exerts more pressure than a 500N woman standing in 0.05m work boots.
Cold air exerts more blank than warm air?
air molecules in cold air exert more pressure because they are closer together and collide more often
Does cold air have high or low pressure?
Cold air has a high pressure because it is heavier than warm air.
Why does hot air exerts low pressure?
Because warm air is less dense than cold air.
Why does a pointed heal shoe exert less pressure?
Sorry - it exerts more pressure than a flt heel.
Does mercury exert more pressure than water?
mercury exerts more pressure than water bcause mercury is a metal and water is a non metal obviously mercury weighs more than water
What effect does cold air have on air pressure?
Cold air is denser than warm air, so it exerts a higher pressure. When cold air moves into an area, it can increase the air pressure in that location. Conversely, when warm air moves into an area, it can decrease the air pressure.
At the same pressure which is more more dense- hot air or cold air?
Cold air. At the same pressure, the VOLUME of a gas will be proportional to the absolute temperature - that is, to temperature expressed in Kelvin. Density is inversely proportional to volume.
Dry air exerts less pressure than air that has What?
devin in it
Do cold air masses have higher or lower air pressure than warm masses?
Yes. Cold air masses have higher density, because the molecules are closer together. That makes them have higher pressure because there is more mass per unit volume pressing down.The molecules are closer together because they are colder, and, with less energy, which is the same as temperature, they vibrate less, so that causes them to move closer together.
Does air have more or less pressure than still air?
Air in motion has lower pressure than still air. This is because moving air spreads out over a larger area, reducing the pressure it exerts compared to air that is still and confined in a smaller space.
Barometric pressure tends to be higher when air is what?
cold. Low pressure indicates hot air. Rapidly dropping pressure indicates high winds and a possible storm front.
Does warm air have more pressure than cold air?
Yes, warm air has less pressure than cold air. This is because the molecules in warm air have more energy and move faster, causing them to spread out more and exert less pressure compared to the denser, slower-moving molecules in cold air.
