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Is there a difference in weight between hot air and cold air?
Yes, there is a difference in weight between hot air and cold air. Hot air is lighter than cold air because the molecules in hot air are more energetic and spread out, decreasing the overall density of the air. This difference in weight is a factor in phenomena such as convection currents.
How does hand tell difference between hot and cold objects?
The hand detects temperature through nerve endings called thermoreceptors. These receptors send signals to the brain when they come into contact with hot or cold objects, allowing us to perceive the difference in temperatures. Our brain then processes this information and gives us the sensation of feeling hot or cold.
How do the positions of hot and cold water affect the speed of convection?
noting it works (in the science meaning; to cause a change) a lot.
What is the difference between hot and cold?
The temperature. Cold is a low temperature and hot is a high temperature. How being hot or cold is manifest in people is often different for each person, and the temperatures at which people indicate they are cold or hot also vary from person to person and by the same person over time as they acclimate to the environment. How people describe being hot usually includes that they are Sweaty and Itchy. The descriptions of being cold usually include people are Shivery and Shaky.
Why does boiling water turn to vapor in the cold?
Boiling water turns to vapor in the cold because the temperature difference between the hot water and the cold air causes the water to evaporate and turn into vapor.
What is the difference between hot and cold extrusion?
one is hot and one is cold
What is difference between hot smithy and cold smithy?
one is hot and the other is cold.
What is the difference between hot and cold galvanized metal?
They are nice :)
What is the difference between Egypt and the North Pole?
the difference between Egypt and north pole is that Egypt is hot and in the north pole it is cold.
What is the difference between ectothermic and endothermic?
endothermic is when something changes from to hot to cold and ectothermic is when something changes from cold to hot.
Is there a difference in weight between hot air and cold air?
Yes, there is a difference in weight between hot air and cold air. Hot air is lighter than cold air because the molecules in hot air are more energetic and spread out, decreasing the overall density of the air. This difference in weight is a factor in phenomena such as convection currents.
What is the difference between a tropical climate and a polar climate?
Hot & cold.
What difference in densities caused the pattern of movement when the hot dye was placed in cold water?
the difference in densities caused by the pattern of movement observed when the hot dye was placed in cold water was that the dye rose quickly - since its less dense and began to cool which is why it dropped.
What is the difference between climate an temperature?
temperature is term used to know how much hot or cold it is......climate is like weather that is hot, cold ..
What is the difference between hot water rice and cold water rice?
Ones hot and ones cold.
What is the time difference between Vancouver and Baghdad?
vancouver is cold and baghdad is hot
The difference between H and C in car?
h is hot and c is cold
