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Q: Why does unpolluted air heat the earth up?
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How does conduction increase the temperature of above earth's surface?

[hope that you mean the "air layer" just above the earth] Conduction is the way of energy transmission in solids. But when it comes to the air it is by convection & radiation. So when the solar radiations reach the earth they heat up the surrounding air molecules. Further they heat up the ground. So next the ground becomes the heat source for the air & heat energy is transmitted to the air layer just above by convection.


How does air circulate around Earth's surface?

It circulates Earth's surface by heat from the sun.(also you can look it up in the encyclopedia)


Why is Earth's air warm?

The sun warms the surface of the earth. This heat moves up into the atmosphere where it is absorbed by the greenhouse gases which warm up. This is how the air is warm. The warmth of the air also depends on how far from the equator you are. For example if you live in Greenland the air is generally cooler, and if you live in Hawaii or Brazil the air is generally warmer.


Do air on the surface of earth warms the density of the air?

I don't know what you mean by "warm the density of the air" but if you mean heat up the air in general, I guess not if it is directly a few inches below the surface, because the earth's core doesn't warm it, and the sun can't warm it.


Why are water and air at the equator warmer than water and air at the poles?

Since the equator is the closest point to the sun on earth,that means the heat from the sun heats up the air and water there more than at the poles

Related questions

How does conduction increase the temperature of above earth's surface?

[hope that you mean the "air layer" just above the earth] Conduction is the way of energy transmission in solids. But when it comes to the air it is by convection & radiation. So when the solar radiations reach the earth they heat up the surrounding air molecules. Further they heat up the ground. So next the ground becomes the heat source for the air & heat energy is transmitted to the air layer just above by convection.


How does air circulate around Earth's surface?

It circulates Earth's surface by heat from the sun.(also you can look it up in the encyclopedia)


How is air warmed?

The sun, originally, but the sun actually heats the earth, and warm air rises from the surface of the earth and is trapped by greenhouse gases in the atmosphere. This is mostly how the air gets warm.


Why do space vehicles heat up when they enter the earth's atmosphere?

The Space vehicles heat up when they enter the earth's atmosphere because the tendency of the air is to compress quickly when the space vehicle hits the atmosphere. When the gasses compressed the temperature also rises which causes the heat.


Does air conduct heat?

The convection of the air causes the particles to heat up. In other words, the heated particles hit the air particles, causing the air particles to heat up. So it doesn't "conduct" heat rather that the air heats up from a heat source.


How does heat energy get from earths surface to air?

If the earth is warmer than the air, the air in contact with earth will heat the air by conduction. This now-warmer air expands and so can rise and be replaced by cooler air, which is heated in turn. This air movement is convection, so both conduction and convection allow energy to be transferred to the air above it. There is very little radiative heating of the air near the ground, but clouds do absorb (and reflect) heat from the earth by radiation in the infrared.


Why is Earth's air warm?

The sun warms the surface of the earth. This heat moves up into the atmosphere where it is absorbed by the greenhouse gases which warm up. This is how the air is warm. The warmth of the air also depends on how far from the equator you are. For example if you live in Greenland the air is generally cooler, and if you live in Hawaii or Brazil the air is generally warmer.


How does the lava cool down when its in air?

Air at Earth's surface is much cooler than lava is, the lava will start to transfer heat to the air on contact. The air heats up and the lava cools down.


What does the air in troposphere do as it heat up from the sun?

It usually holds more water because of evaporation and makes the earth very hot.


If everyone on earth bounced a ball would the earth heat up?

Yes. The people would heat up more.


Do air on the surface of earth warms the density of the air?

I don't know what you mean by "warm the density of the air" but if you mean heat up the air in general, I guess not if it is directly a few inches below the surface, because the earth's core doesn't warm it, and the sun can't warm it.


Does hydrogen heat up the earth?

No.